Shanghai gas chromatograph quotation

Shanghai gas chromatograph quotationMain technical features:

1. The Shanghai gas chromatograph manufacturer's instrument adopts Chinese LCD screen display technology, which is intuitive and easy to operate.

2. Keyboard digit zeroing technology facilitates users in setting various operational data.

3. Data power-off protection function, the parameters set by the instrument can be saved for a long time after power-off, truly realizing one click start and stop.

4. Equipped with over temperature protection device. It is extremely difficult for the temperature to exceed the set point, and the instrument will stop heating and report the fault on the display.

5. Microcomputer controlled FID detector with automatic ignition and stopwatch timing function.

6. Using a temperature control circuit with a microprocessor, the temperature accuracy of the controlled objects in each heating zone reaches 0.1 degrees

7. The intelligent dual rear door technology ensures good temperature control accuracy of the instrument column box and can quickly cool down

8. Eighth order programmed heating is suitable for the analysis of complex samples with wide boiling points.

9. Unit based overall structural design, easy to install and maintain.

10. The instrument design is reasonable and flexible, capable of installing three types of detectors simultaneously, and has independent circuit systems and signal output terminals.

11. The main control circuit adopts a functional microprocessor and a large capacity memory, making data storage more reliable.The integrated design of a circuit board that combines measurement, control, and power supply improves the anti-interference and reliability of the instrument.

12. Flexible packed column and capillary column system, capable of connecting capillary columns of different diameters.

13. It has gas cutoff protection and Chinese prompt function, which can protect TCD tungsten wire and chromatographic column from damage.

14. The instrument parameters are displayed intuitively through a Chinese monitor, and through a user-friendly software interface, it is convenient for users to set parameters including temperature, range rise, detector, bridge current, etc; Intuitively operate the switch bridge flow, turn on and off temperature control, turn on and off the lift and various time events functions.

15. The instrument computer is connected to the Internet and can be connected to the instrument through a remote computer to realize remote data collection and management. Improved the degree of freedom of the device and promoted its effective application in the laboratory.

16. Self diagnostic function with "0 ℃" protection function. When the temperature display of any channel is always "0 ℃", the heating will automatically stop to prevent the heating element from being damaged due to the constant heating of the chamber And there are Chinese prompts for the cause of the fault and alarm prompts

Shanghai gas chromatograph quotationMain technical indicators:

1. Temperature control indicators:

Column box: 5 ℃ -420 ℃ at room temperature with an accuracy of ± 0.1 ℃ (measured at 200 ℃)

Sample injector: Accuracy ± 0.1 ℃ at room temperature between 5 ℃ and 420 ℃ (measured at 200 ℃)

Detector: Accuracy ± 0.1 ℃ at room temperature between 5 ℃ and 420 ℃ (measured at 200 ℃)

Six way temperature control: suitable for multiple temperature control requirements such as installing conversion furnaces.

2. Column temperature box parameters:

Temperature control accuracy: accuracy ± 0.1 ℃ at room temperature between 5 ℃ and 420 ℃.

Column temperature box volume: 280mm × 280mm × 250mm

Program heating order: eight orders.

Program heating rate: 1 ℃ -50 ℃

Constant temperature holding time for each stage: 0-300min (1min increments)

Automatic rear door design ensures rapid cooling.

A high-power, low-noise rotating fan ensures temperature uniformity.

3. Stable dual air system:

The carrier gas flow rate adopts a dual stability design of first stabilizing and then stabilizing the flow.

The pneumatic control valve components have high reproducibility and stability.

4. Multiple injection methods are available:

Fill the column head for injection.

Filling column gasification injection.

Capillary diversion/non diversion injection: back pressure valve control technology, linear diversion.

Six way valve gas injection.

High sensitivity detector parameters ensure the accuracy of data

Shanghaigas chromatographApplication technology of instruments:

Organic chlorine pesticide residue detection

Detector: ECD detector;

Sample injector: capillary injection system;

Chromatographic column: Pesticide residue No.1 30m * 0.53mm * 1.0um

出峰顺序： 1.α-BHC； 2.β-BHC； 3.γ-BHC； 4.δ-BHC； 5.PP`-DDE；

6. PP`-DDD； 7.OP`-DDT； 8.PP`-DDT；

Chromatographic conditions: column temperature of 240 ℃, gasification chamber of 280 ℃, detector of 300 ℃.

Oxygenated compounds in gasoline

Detector: FID detector;

Sample injector: capillary injection system;

Automatic ten way valve cutting system

Peak order: 1. Methanol; 2. Ethanol; 3. Isopropanol; 4. tert butanol; 5. n-propanol; 6.mtbe；

7. sec butanol; 8. Diisopropyl ether; 9. Isopropanol; ten Ethyl tertiary ether;

11. tert pentanol; 12. Ethylene glycol dimethyl ether; 13. n-butanol; 14. tert amyl methyl ether.

Gas Analysis in Gas Process

Detector: TCD detector;

Injector: Six way valve injection system;

Automatic six way valve cutting system

Peak order: 1. Carbon dioxide; 2. Ethylene; 3. Ethane; 4. Oxygen; 5. Nitrogen; 6. Methane;

7. Carbon monoxide.

Technical Cresol

Detector: FID detector;

Sample injector: capillary injection system;

Peak order: 1; two 2,6-dicresol; 3. o-cresol; 4. p-cresol; 5-cresol;

6.2,4-dicresol; 7.2,5-dicresol; 8.3,5-dicresol; 9.3,4-dicresol.

Standard sample of Baijiu

Detector: FID detector;

Sample injector: capillary injection system;

Peak order: 1. Acetaldehyde; 2. Methanol; 3. Ethanol; 4. Ethyl acetate; 5. n-propanol; 6. sec butanol;

7. Isobutanol; 8. Acetal; 9. n-butanol; 10. Isopentanol; 11. Ethyl butyrate;

12. Internal standard substance; 13. Butyl acetate; 14. Ethyl valerate; 15. Ethyl lactate;

16. Ethyl caproate.

Central control analysis of fuel grade dimethyl ether

Detector: TCD detector;

Injector: Six way valve injection system;

Peak order: 1. Air+carbon monoxide+methane; 2. Carbon dioxide; 3. Ethylene; 4. Ethane;

5. Propylene+Propane; 6. Dimethyl ether; 7. Water.

Multidimensional Chromatography Application Technology of Shanghai Gas Chromatography Manufacturer

Analysis of Trace Impurities in Ethylene and Propylene

Trace amounts of carbon monoxide, carbon dioxide, and acetylene are present in ethylene and propylene (acetylene detection does not require a conversion furnace),

GC-9820 gas chromatograph, FID detector, methane converter, automatic ten way valve, can detect trace amounts of hydrogen in ethylene and propylene by simply replacing the TCD detector.

Analysis of Aromatic Hydrocarbons in Gasoline

GC-9820 gas chromatograph

FID detector, capillary sampler, automatic ten way valve,

Chromatography column: TCEP pre cut column 0.56m × 0.38mm

Methyl silicone quartz capillary column: 30m × 0.53mm × 5.0um

Gas analysis of coal coking process

GC-9820 gas chromatograph, dual TCD detector, ten way valve injection, automatic six way valve switching,

Determination of components: hydrogen, oxygen, nitrogen, methane, ethane, ethylene, acetylene, propylene, propane, carbon monoxide, carbon dioxide

Analysis of the entire composition of coal gas

GC-9820 fully automatic gas chromatograph

FID detector, dual TCD detector, gas injection pump, three valve linkage,

Complete analysis of hydrogen, oxygen, nitrogen, methane, ethane, ethylene, acetylene, propylene, propane, carbon monoxide, carbon dioxide, benzene, toluene, xylene, and naphthalene in gas with a single injection.

Refinery gas analysis

GC-9820 gas chromatograph, FID detector, TCD detector, three valve linkage.

One injection analysis of oxygen, nitrogen, methane, ethane, ethylene, acetylene, propylene, propane, carbon monoxide, carbon dioxide, hydrogen sulfide, carbonyl sulfide, n-butane, isobutane, n-pentane, isopentane and other components.

Gas detection in coal to oil process

GC-9820 gas chromatograph, dual column chamber, FID detector, TCD detector, four valve linkage.

One injection analysis of hydrogen, oxygen, nitrogen, methane, ethane, ethylene, acetylene, propylene, propane, carbon monoxide, carbon dioxide, hydrogen sulfide, n-butane, isobutane, n-pentane, isopentane and other components.

Natural gas or refinery gas testing

GC-9820 gas chromatograph, dual column chamber, FID detector, dual TCD detector, five valve linkage, seven chromatographic columns.

One injection analysis of hydrogen, oxygen, nitrogen, methane, ethane, ethylene, acetylene, propylene, propane, carbon monoxide, carbon dioxide, hydrogen sulfide, carbonyl sulfide, n-butane, isobutane, n-pentane, isopentane and other components in natural gas or refinery gas.