This product adopts a newly designed proportional monitoring double-beam optical system, which has excellent optical performance and is easy to use. It is one of the basic instruments necessary for laboratory analysis.

Features

1. Adopt 1200/mm high-performance grating. The new light source control system makes the instrument light source switch faster.

2. Accurate 2nm bandwidth makes the test data more accurate. Use imported long-life light source to reduce the consumption of user consumables.

3. The unique wavelength control system makes the wavelength precision higher. The improved optical system makes the test more accurate.

4. The imported photoelectric converter is adopted to make the instrument more sensitive.

5. A new type of microcomputer data processing system. It makes the use of the instrument more convenient and the stability is better.

6. The instrument adopts a 126×64-bit dot matrix liquid crystal display, which can directly display the standard curve and test data. The host can store the test data, and a printer can be selected.

7. The instrument can be equipped with a national patented disc rotary automatic eight-connected sample rack, which has good reliability and a center light spot (compared to the double-row automatic eight-connected rack), so the instrument has high photometric accuracy. (Patent No.: ZL 2010 2 0562307.8)

Technical Parameters

Application & Industries

Applications include municipal and industrial wastewater, drinking water, process water, surface water, cooling water and boiler make-up water.

Matching Products

Cuvettes

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.

2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.

3. Appointed logistics company could be used according to customers demands.

4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts

2. AMC,post warranty,24H/7D response

3. Lifetime’s spare parts supply for our products

4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For details please contact us via email: sales@changior.com, we will reply to you as soon as possible.

This visible spectrophotometer (7230G) is an economical analytical instrument with optional RS232 interface output and excellent photometric accuracy higher than the general instruments of the same class.

Features

1. The instrument adopts 128×64 bit dot matrix LCD display, which can directly display the standard curve and test data, the host can store the test data, and the optional printer can be printed.

2. USB data output interface, optional YOKE3.0 professional software for online operation.

3. The instrument has built-in analysis software, which can be used for standard curves for relevant tests, continuous testing and storage of 200 sets of data, and can store 100 standard curves, which can be named directly by the user himself and conveniently called according to the naming.

4. the unique design of the optical system, high-performance 1200 bars / mm grating and imported receivers to ensure the excellent performance indicators of the instrument.

5. Automatic wavelength calibration, automatic wavelength setting

6. Wide sample chamber, can accommodate 5-100mm cuvette of various specifications.

7. Ultra-thin keys, simple and convenient operation.

8. The instrument can be equipped with the national patent-awarded disc rotating automatic eight-link sample holder, with good reliability and centralized light spot (compared with double-row automatic eight-link holder), thus the instrument has high photometric accuracy. (Patent No.: ZL 2010 2 0562307.8)

Technical Parameter

Application & Industries

Widely used in medical testing, food, petrochemical industry, environmental protection and monitoring and many other fields.

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’ warranty supported by product experts
2. AMC, post warranty,24H/7D response
3. Lifetime’s spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For details please contact us via email: sales@changior.com, we will reply to you as soon as possible.

Model 4520G atomic absorption spectrophotometer adopts deuterium lamp withholding background technology to provide reliable assurance for quantitative analysis of elements. The use of single interface multi-functional window design, reducing the work of analysts. Graphite furnace using the domestic advanced GFTV visual system, to achieve automatic feeder system instrument plus with hydride system.

Features

◆ four lamp positions, six lamp positions, eight lamp positions optional (optional high performance element lamp), automatic three-dimensional switching, energy balance, simultaneous preheating of multiple lamp positions to save waiting time, with deuterium lamp withholding background and self-absorbing withholding background function.

◆ Unique integrated design of flame atomizer and graphite furnace atomizer, realizing dual modes of automatic switching and manual switching.

◆ Automatic optimization memory function of instrument setting conditions, one-key completion of scanning peak search and energy balance.

◆ The data report can be saved in multiple formats and printed out, which is convenient for data inquiry and comparison.

◆ The instrument software adopts single interface multi-functional window design, which makes the operation simpler, monitors data changes in real time, supports mainstream Windows operating system, supports remote control and calibration, Chinese/English version is optional, and has total quality control (QC) function.

◆ Advanced and reliable multiple safety protection system, automatic detection, alarm, such as insufficient pressure, gas leakage, flameout and other abnormal conditions.

◆ Domestic advanced graphite furnace GFTV visualization system with CCD camera for real-time monitoring of graphite furnace atomizer to extend the service life of graphite tubes.

◆ The autosampler system can be realized, with automatic configuration of standard curve, automatic dilution and high precision injection.

◆ Expandable: hydride system and coupling function.

◆ With automatic on-line detection function.

Technical Parameter

Wavelength range ：185nm-900nm

Monochromator: Czerny-Turner enhanced type

Grating inscription density: 1800 strips/mm

Spectral bandwidth: 0nm, 0.1nm, 0.2nm, 0.4nm, 1.0nm, 2.0nm multi-speed automatic switching

Wavelength accuracy: ≤±0.1nm

Repeatability of wavelength: ≤±0.025nm

Baseline drift: 0.003ABS/30min (static) 0.005ABS/15min (dynamic)

Resolution: copper lamp 324.7nm wavelength, 0.2nm bandwidth, half-width 0.2nm ± ± 0.01nm

Detector: Japan Hamamatsu photomultiplier tube

Elemental lamp holder: Turret type fully automatic switching lamp holder

Flame atomization system

Detection limit: (Cu) 0.006μg/mL

Burner: 0.5mm×100mm full titanium burner

Repeatability: RSD≤0.7%

Nebulizer: metal jacketed high-efficiency glass nebulizer

Atomization chamber: corrosion-resistant all-plastic atomization chamber

Safety measures: with a variety of automatic safety protection features

Position adjustment: the best height of the flame burner and the front and rear position are automatically set

Graphite furnace atomization system

Detection limit (Cd): 1.5pg Precision: ≤3% Heating temperature range: room temperature ~ 3000 ℃

Heating temperature control mode: dry ashing stage power control mode, atomization stage using light control maximum power mode

Temperature control accuracy: 1% Temperature rise rate: 2000℃/sec

Heating condition setting: 11 steps, ramp temperature, step temperature, maximum power temperature, temperature monitoring and countermeasure system

Safety protection: air pressure system, cooling system failure protection, to achieve power monitoring

Deuterium lamp background correction: 1ABS at ≥ 60 times self-absorption background correction: 1ABS at ≥ 60 times

Data processing

Measurement method: air-acetylene flame method, graphite furnace method

Data processing: linear regression method to automatically fit the working curve, automatically calculate the results

Repeated measurements: 1 to 99 times, repeated measurements to calculate the average value, automatically give the standard deviation and relative standard deviation

Result output: multi-format data storage and printout

Communication interface: standard RS232, USB extension interface

Autosampler system: optional 85-bit autosampler Automatic configuration of standard curve, automatic dilution, high precision injection

Visualization system: optional GFTV visualization system, graphite furnace video acquisition system

Function expansion: Hydride system

Application & Industries

Widely used in geology, metallurgy, medicine, chemical, petroleum, agriculture, animal husbandry, cement, printed circuit board, environmental protection, commodity inspection and other industries.

Matching Products

* Hollow cathode lamp

* Graphite furnace atomization system

* Flame atomization system

* Microwave digestion instrument

* Ultrapure water machine.

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.

2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.

3. Appointed logistics company could be used according to customers demands.

4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’ warranty supported by product experts

2. AMC, post warranty, 24H/7D response

3. Lifetime’s spare parts supply for our products

4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For details please contact us via email: sales@changior.com, we will reply to you as soon as possible.

Kejie LC-MS/MS 6880 triple quadrupole liquid chromatography mass spectrometer simplifies the process of complex analysis through intelligent workflow, with high sensitivity and reliable quantitative functions. Each individual module operates intelligently, and the system provides lower limits of quantitation and selectivity for simultaneous data processing for maximum laboratory efficiency. It provides the best mass spectrometry solution and intelligent instrument configuration for biopharmaceuticals, universities, research institutes and other institutions.

Features

* ESI, APCI free switching, optional installation.
* High efficiency ceramic heater heat setting technology.
* Active evacuation system, reduce the interference of ion source pollution.
* Instrument man-machine dialogue access mode, more intelligent.
* Optimal finishing solution.
* Reliable quantitative data.
* Comprehensive real cases of projects.
* Fast and easy reporting mode.
* Software specialization, unique interface protocol, provides reliability.
* Quality ExpressTM, Data ExpressTM.
* Unique professional expansion interface to the software.
* Maintains high sensitivity.
* Streamlined workflow.
* Improves work efficiency.
* Ensures instrument stability.
* Enhanced ionization efficiency, reduced degradation of thermally unstable compounds and increased sensitivity.

Technical Parameter

● Ultra High Pressure Liquid Chromatograph
-Pump system: Double cylinder HPG (high pressure mixing) dual channel
-Flow rate range: 0.001 – 2.000ml/min (max. 5ml/min)
-Flow rate accuracy: 1% or 10ul/min
-Flow rate accuracy: ≤ 0.075% RSD or 0.005min SD
-Maximum working pressure: 0 – 18850ρsi (0 – 1300 bar)
-Sample volume: 108 positions (2ml vial)
-Sample temperature: 4. 40°C

● Triple quadrupole mass spectrometer
. Ion source
1.The ion source ensures the maximum number of ions ionized and the minimization of noise producing neutral particles and energetic ion clusters.
2.The spray atomizer is axially perpendicular to the well plate interface to improve the spray effect and greatly reduce neutral particles entering the mass spectrometer, thus eliminating noise.
3.By providing an electrospray ion source (ESI) and an atmospheric pressure chemical ionization source (APCI), substances of different polarities can be analyzed.

* Ion guidance:High frequency (RF) dual ion funnel optically optimized for large range ion transport while performing efficient ion focusing.

* Quadrupole used with pre and post filters 1 and 2 to optimize ion transport and spectral level resolution.

* Collision unit: Collision unit with optimized mode for high voltage 180 degree bending while eliminating interference.

* Detector: Electron gas pedal with 5 kV back acceleration.

* Vacuum system: Two single-stage 40L/h primary pumps and three-stage 25/300/400L/s turbomolecular pumps.

. System performance

1. MRM sensitivity, signal-to-noise ratio (S/N), ESI positive ion
   1pg lispro, scan m/z 609 to 195 for quantification; S/N: 1000000 : 1

2. MRM sensitivity, signal-to-noise ratio (S/N), ESI negative ion
   1pg chloramphenicol, scan between m/z 321 and 152 for quantification; S/N: 500000 : 1

3. mass range: m/z 10 – 1250
4. Polarity switching: 25ms
5. mass resolution: 0.7 Da to 4.0 Da (user adjustable)
6. Mass stability: 0.1Da/24h
7. Dynamic range: >105
8. scan mode: full scan, daughter ion scan, precursor ion scan, neutral lost scan, selected ion scan (SRM/MRM).
9. Maximum scan rate: 20000 Da/S
10. Maximum MRM acquisition rate: 600 MRMs/S
11. Minimum MRM dwell time: 1.0ms

Application & Industries

High-performance instruments provide optimal solutions for a wide range of applications in food safety, pharmaceutical analysis, environmental science, toxicological determination, and structural characterization of compounds.

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts
2. AMC,post warranty,24H/7D response
3. Lifetime’s spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For details please contact us via email: sales@changior.com, we will reply to you as soon as possible.

Click to Browse or Download（PDF）▼
KEJIE Analytical Instruments Product Comprehensive Brochure (Chromatograph and Spectrometer Series).pdf

Triple quadrupole GC / MS for the quantification of trace organic compounds in complex matrices: food safety analysis, environmental analysis, drug development, toxicology, forensics, biometrics, protein quantification, medical clinical, academic research, pharmaceutical and veterinary drug development. The system provides highly sensitive analysis of target compounds in complex matrices.

Features

• High precision gas flow control system (AFC)

-Adopt AFC digital control technology, the automation level and overall performance is close to the international first-tier brands

-High-precision gas flow control to ensure the accuracy of GC analysis and improve the efficiency of daily analysis, AFC control accuracy of 0.01psi.

-Achieves the functions of gas circuit failure self-protection, automatic ignition, flameout focus, and automatic gas circuit opening, so as to achieve a key start.

-Multiple control combination mode operation, fully automatic adjustment, control and display of pressure and flow, can run gas-saving mode.

• Unique design of colorful wide screen and touch button

7-inch industrial color LCD screen design, displaying more complete information and more reasonable interface operation.

-With two sets of Chinese / English operating system, to meet different user needs.

-Resistive touch screen, good hand feeling, durable, seamless connection between screen and software dual operation.

Leading structural design.

-Modular structure design, easy to upgrade. A wide range of high-performance detectors, such as FID, TCD, ECD, FPD and NPD, are available to meet the needs of a wide range of samples.

-Advanced injector design, unique liner tube structure and special treatment process to ensure zero sample adsorption.

-Adapted to a variety of injection methods, including headspace injectors, thermal analyzers, and liquid autosamplers, for easy analysis of various sample types.

Timed self-start program for easy on-line analysis of gas and liquid samples.

• Extremely user-friendly software operating system

Advanced 10/100M self-adaptive Ethernet communication interface with built-in IP protocol, easily forming a local area network for long-distance transmission, remote control and remote diagnosis.

-Simple interface, powerful data processing, and rigorous and efficient automation of the whole set of GC analysis and management.

-Equipped with IBrainChrom workstation, it can support multiple chromatographs (253 units) to work simultaneously for data processing and counter control.

Application & Industries

For the quantification of trace organic compounds in complex matrices: food safety analysis, environmental analysis, drug development, toxicology, forensic science, biometric identification, protein quantification, medical clinics, academic research, pharmaceutical and veterinary drug development. The system provides highly sensitive analysis of target compounds in complex matrices.

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts
2. AMC,post warranty,24H/7D response
3. Lifetime’s spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For details please contact us via email: sales@changior.com, we will reply to you as soon as possible.

The GCMS8900 GC/MS is a new powerful mass spectrometer developed by experts in gas chromatography and mass spectrometry technology supported by 15 years of experience in the field. The innovative GC/MS supports an intelligent control system with the highest scan speed per GC peak (20,000 amu/sec), a very wide mass range (1-1,200u), the lowest instrumental lower detection limit (OFN less than 10fg) and the highest sensitivity.

Features

1. High performance ion source extends the life of the dual filament by powerful tuning protocols to reduce the detection limits of trace compounds.

2. A highly stable vacuum region with a high-capacity vacuum system capable of analyzing a large number of environmental samples running a robust tuning process to improve the sensitivity, stability and reproducibility of mass spectrometry results simultaneous injection with optimized full scan and selected ion modes ultra-fast scan speed (20,000 amu/ sec)

3. Elimination of neutral particles from the detection system deflects the electrode, increasing MSD sensitivity and improving signal-to-noise ratio. Simple control of GC/MS with unique software control of chemical ionization and direct sample probes, support for NIST mass spectrometry libraries, and more accurate qualitative searches for substances.

Appearance

1. Larger touch color LED screen, all parameters are clear at a glance.

2. Classic design capability with perfect matching of laboratory.

3. Chromatographic analysis data system using intuitive and friendly interface.

Features

1. The use of network system control to ensure high-speed data processing.

2. All kinds of modules are equipped with enhanced APC modules.

3. Improved control accuracy of pressure and flow rate, more accurate and reliable detection and analysis results.

4. With automatic temperature and pressure compensation function.

5. Pressure increment: 0.001psi, pressure stability: ± 0.001psi (constant pressure).

6. Four kinds of pressure flow control mode: constant pressure, constant flow, program variable pressure (5 steps), program variable flow (5 steps).

7. The instrument shockproof design, stable structure design so that the temperature of the column box from the outside temperature.

8. Upgrade the column box. Thermal stability: ±0.01℃.

Performance Characteristics

1. High performance ion source can extend the life of the dual filament and operating functions, thus improving the performance of GC/MS, high performance ion source received the protection of the electronic lens.

2. MS software in the ultra-optimized program can increase the sensitivity of the system, so the system can achieve lower detection limits when analyzing trace-level compounds.

3. The high capacity vacuum system can provide a stable high vacuum area, which makes it possible to analyze a large number of environmental samples. This standard vacuum system has an analysis capacity of 240L/S and 300L/S (optional).

4. The ultra-strong tuning process enhances the sensitivity, stability and reproducibility of MS results, while the customizable manual tuning enables changes to the set values to achieve higher levels of sensitivity in specific analyses.

5. Optimized full scan and optional ion mode can support the simultaneous injection of multiple samples.

6. Ultra-fast scan speed (20,000amu / s), supported by the most advanced firmware protocols to enhance analytical performance, to ensure rapid analysis of narrow-well capillary columns.

7. Four-stage filter super ion filtration can effectively remove non-target ions, thus ensuring a more stable and higher level of signal.

8. Deflecting electrodes will eliminate neutral particles arriving in the detection system, which allows you to improve the sensitivity of the MSD and enhance the S/N ratio.

9. A wide range of masses can be applied, from 1 to 1200u, which makes it possible to analyze a large number of compounds.

10. The column can be easily replaced using special tools, while the distance from the end of the column to the MS ion source cartridge can be easily measured using special tools.

11. Chemical ionization and direct injection probe (DIP) can be used for some models.

12. Very creative MS hardware and software design using the system is easy to operate and allows the operator to spend less time on sample injection to obtain results.

13. Clarity software allows for easy operator control of GC/MS and LC/MS, while the software supports NIST mass spectrometry libraries to automatically identify and name compounds.

Application & Industries

* Food safety: pesticide residues, flavors and fragrances, additives, packaging materials.

* Environmental monitoring: atmosphere, water quality, soil, solid waste.

* Industrial manufacturing: textile, cosmetics, electrical and electronic, plastic products, biomedical.

* Petrochemical industry: oil refineries, chemical plants.

* Public prosecution and law systems: criminal investigation, explosives, drug analysis, physical evidence identification.

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts
2. AMC,post warranty,24H/7D response
3. Lifetime’s spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For more details please contact us via email: sales@changior.com ,we will contact with you as soon as possible.

Click to Browse or Download（PDF）▼
KEJIE Analytical Instruments Product Comprehensive Brochure (Chromatograph and Spectrometer Series).pdf

The GC-MS6900 Gas Chromatography / Mass Selective Detector (GC/MSD) is based on the leading gas chromatography and mass spectrometry technology and has the best performance and analytical efficiency in China.

Features

1, Gas chromatography temperature, pressure control accuracy to achieve international first-class level, to ensure good test repeatability.

2, Wide temperature RF power supply can better adapt to various laboratory environments, providing better stability.

3, High-precision all-metal molybdenum quadrupole to ensure good mass spectral resolution.

4, Quadrupole mass analyzer with pre-four stages, effectively reducing the contamination of the quadrupole.

5, Electron multiplier with high-energy conversion to hit the nano-pole to guarantee excellent sensitivity.

6, Using imported high-performance turbo molecular pump, large pumping speed, stable operation, long life, to provide excellent vacuum environment for mass spectrometry.

7, High temperature inert ion source efficient ionization, reduce pollution, equipped with two long-life filament, providing double the use of time.

8, Can be configured with autosampler, purge trap, thermal resolver, headspace injector, etc. For the analysis of samples in multiple states.

9, Enhanced communication between GC and MSD for more efficient and safer operation.

10, Industry-leading durability and reliability ensure high analytical efficiency in the laboratory over time.

Instrument detection limit (IDL) test requirements

①The most stringent performance specifications in the industry

②Precision (%RSD) statistical analysis based on multiple replicate injections and resulting data

③Accurate assessment of true detection limits and lower limits of quantification (LLOQ)

(iv) Statistical determination of the detection limit of the instrument by the precision of the peak area obtained from eight consecutive non-split injections of OFN at 99% confidence level

⑤A 30 m long column was used for IDL acceptance.

⑥Helium as carrier gas and automatic liquid injector

Accurate analytical results due to advanced technology

Technical Parameters Chart

Application & Industries

* Food safety: pesticide residues, flavors and fragrances, additives, packaging materials.

* Environmental monitoring: atmosphere, water quality, soil, solid waste.

* Industrial manufacturing: textile, cosmetics, electrical and electronic, plastic products, biomedical.

* Petrochemical industry: oil refineries, chemical plants.

* Public prosecution and law systems: criminal investigation, explosives, drug analysis, physical evidence identification.

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts
2. AMC,post warranty,24H/7D response
3. Lifetime’s spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For details please contact us via email: sales@changior.com, we will reply to you as soon as possible.

GC5890N can be matched with various kinds of detectors, packed column and split/splitless capillary injectors. It is compatible with Agilent 6890N detector, related detector controller, chromatograph working station and automatic sample. It has the characteristics of good performance, reliable operation, and excellent cost-effective.

Features

1. The temperature control accuracy can be precise to 0.01 ºC by the new integrated digital electronic circuit with high control precision and reliable performance.

2. It has the functions of self-diagnosis for boot, stopwatch (for determining the flow), timer operation, storage protection for power off, keyboard locking, anti-interference, network data communication and remote control.

3. It can gets lower limit of detection by unique injector system design.

4. You can choose automatic/manual gas six-way valve injector, headspace injector, thermal desorption injector, cracking furnace injector, methane conversion furnace and auto-injector.

5. The program heating and the furnace temperature precision can be controlled stable and fast.

6. Optional detectors are FID, TCD, ECD, FPD, NPD and PDHID. All detectors can control the temperature individually. FID is easy to assemble and disassemble for cleaning or changing the nozzle. TCD stable time is ≤20min.

Technical Parameters

Application & Industries

GC5890N is widely used for the analysis of oil extraction and refining, petrochemical, fine chemical, food safety, environmental protection, electronic high-purity gas industry, scientific research institutes, QC, safety supervision, public security forensic and national security and so on.

Matching Products

* Headspace Autosampler
* Thermal Analyzer
* Gas Generator
* Pyrolysis Apparatus
* Gas Purifier
* Chromatographic Working Station

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts
2. AMC,post warranty,24H/7D response
3. Lifetime’s spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For more details please contact us via email: sales@changior.com ,we will contact with you as soon as possible.

Click to Browse or Download（PDF）▼
KEJIE Analytical Instruments Product Comprehensive Brochure (Chromatograph and Spectrometer Series).pdf

GC6891N is a laboratory high-end GC of new generation, which is produced according to the international standards. Based on the most advanced international technical area and application experience, its features, reliability and sensitive application are in the world high level.

Features

1. Injector flow, column carrier flow, detector gas flow are controlled by EPC.

1.1 Micro-channel gas integrated board

1.2 Imported micro-ratio and flow/pressure sensor

1.3 Temperature self-compensation to ensure the accurate flow, its pressure controlling can precise to 0.01Psi.

2. Industry-leading detector design.

2.1 All the detectors with high-precision electronic flow/pressure control.

2.2 It can be matched with packed column and capillary column.

2.3 The amplified board after special ceramics treatment can keep stable in wet season.

3. It is safe and reliable with the functions of self-ignition and hydrogen leakage self-protection.

4.Accurate tracking design for furnace temperature.

5. Accurate programmed heating control for the furnace temperature.

5.1 Inside temperature controlling precision: <0.01

5.2 Temperature between inside points: ≤1ºC

5.3 Quick heating and cooling, the max programmed heating speed: 120ºC/min, balance time: 10 sec, cooling time: 300ºC-50ºC for 6 minutes.

5.4 The temperature precision is absolutely controlled(compared with the real temperature, the difference is less than 0.3ºC).

6. The achievement of gas circuit cutting technology

6.1 Complex samples separation can be analyzed by multidimensional chromatograph.

6.2 It saves the analysis time and period by blowback function of the chromatograph column.

7. Chromatograph columns can be heated individually, and the using temperature can be set according to the different columns, so that make every column separately.

8. GC6891N adopts the advanced power distribution management shunt. One 3000-watt UPS can provide stable working power for 10 sets of GC with the normal power of 2250w/set.

9. GC6891N adopts the imported valve configuration system, which can carry 8 valves (4-way valve, 6-way valve, 10-way valve or liquid sampling valve) to automatically control and operate by sequence.

10. GC6891N uses 8-digit auto-injectors (you can choose Agilent 7683/7693 liquid auto-injector).

Technical Parameters

Application

GC6891N is widely used for the analysis of oil extraction and refining, petrochemical, fine chemical, food safety, environmental protection, electronic high-purity gas industry, scientific research institutes, QC, safety supervision, public security forensic and national security and so on.

Matching Products

* Headspace Autosampler

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.

2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.

3. Appointed logistics company could be used according to customers demands.

4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts

2. AMC,post warranty,24H/7D response

3. Lifetime’s spare parts supply for our products

4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For more details please contact us via email: sales@changior.com ,we will contact with you as soon as possible.

Click to Browse or Download（PDF）▼
KEJIE Analytical Instruments Product Comprehensive Brochure (Chromatograph and Spectrometer Series).pdf

GC 7900 gas chromatograph, with mature and stable technology, is mainly used in petroleum exploration and refining, petrochemical, fine chemical, food safety, environmental protection, electronic high-purity gas industry, scientific research institutes, quality inspection, safety supervision, public security Analytical testing in areas such as forensics and national security.

Features

High precision gas flow control system (AFC)

Adopt AFC digital control technology, the automation level and overall performance are close to international first-line brands

High-precision gas flow control to ensure the accuracy of GC analysis and improve the efficiency of daily analysis, AFC control accuracy of 0.01psi

Realize the functions of self-protection of gas circuit failure, automatic ignition, key point of flameout, automatic opening of gas circuit, etc., so as to achieve one-key start

A variety of control combination modes of operation, fully automatic adjustment, control and display of pressure and flow, and can run in gas-saving mode

Color wide screen, unique design of touch keys

7-inch industrial color LCD screen design, more complete display information, more reasonable interface operation

With two sets of operating systems in Chinese and English to meet different user needs

Using resistive touch screen, good feel, durable, double operation of screen and software to achieve seamless connection

Leading structural design

Modular structure design, easy to upgrade. A variety of high-performance detectors are available, such as FID, TCD, ECD, FPD and NPD, etc., to meet the analysis needs of a variety of samples

Advanced sampler design, unique liner structure and special treatment process to ensure zero adsorption of samples

Adapt to a variety of sampling methods, headspace sampler, thermal desorption analyzer, liquid automatic sampler, easily competent for the analysis of various sample types

Design timing self-starting program, which can easily complete the laboratory online analysis of gas and liquid samples

Software operating system with great user experience

Adopt advanced 10/100M self-adaptive Ethernet communication interface, built-in IP protocol, easily form a local area network, realize long-distance transmission, remote control, remote diagnosis

Simple interface and powerful data processing functions, which realize the rigorous and efficient automation of the whole set of GC analysis management work

Equipped with IBrainChrom workstation, which can support multiple chromatographs (253) to work at the same time, realize data processing and reverse control

Technical Parameters

Application & Industries

GC6891N is widely used for the analysis of oil extraction and refining, petrochemical, fine chemical, food safety, environmental protection, electronic high-purity gas industry, scientific research institutes, QC, safety supervision, public security forensic and national security and so on.

Matching Products

* Headspace Autosampler

Packing & Shipping

1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.

2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.

3. Appointed logistics company could be used according to customers demands.

4. Do our best to make sure customer can get their goods in time.

After-Sales Service

1. One years’warranty supported by product experts

2. AMC,post warranty,24H/7D response

3. Lifetime’s spare parts supply for our products

4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.

Contact Us

For more details please contact us via email: sales@changior.com ,we will contact with you as soon as possible.

Click to Browse or Download（PDF）▼
KEJIE Analytical Instruments Product Comprehensive Brochure (Chromatograph and Spectrometer Series).pdf