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Shanghai Huifen Scientific Analysis Instrument Co., Ltd
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Shanghai Huifen Scientific Analysis Instrument Co., Ltd

  • E-mail

    2954198810@qq.com

  • Phone

    13651667376

  • Address

    Room 3661, No. 13, Lane 65, Huandong 1st Road, Fengjing Town, Jinshan District, Shanghai

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Manufacturer supplies liquefied gas dimethyl ether methanol analysis gas chromatograph

NegotiableUpdate on 01/21
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Overview

Brief description: The manufacturer supplies a microcomputer controlled liquefied gas dimethyl ether methanol analysis gas chromatograph, which can be debugged with a LCD screen and operated with a Chinese keyboard. It is very convenient to set parameters and operate, with gas cut-off protection and prompt function, a six way valve gas injection, equipped with a thermal conductivity detector, and 36 fault self diagnosis functions. It can display the cause of the fault and the handling method. The chromatographic column for analyzing dimethyl ether in liquefied gas can not only detect the content of dimethyl ether in liquefied gas, but also the content of other components. It is easy to operate and convenient to use.

Product Details

brand Shanghai Huifen Instrument type laboratory
Origin category domestic price range 10000 to 30000
Applicable Industries Specialized for the coal industry Application field Medical and health care, chemical industry, biotechnology, petroleum industry

Manufacturer supplies liquefied gas dimethyl ether methanol analysis gas chromatographMain technical features

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

5. Equipped with over temperature protection device. When the temperature exceeds the set limit, the instrument will stop heating and report a fault on the display.

6. The temperature control circuit using a microprocessor achieves a temperature accuracy of 0.1 degrees for the controlled objects in each heating zone.

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

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

13. 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.

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. 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.

Manufacturer supplies liquefied gas dimethyl ether methanol analysis gas chromatographMain technical indicators

1. Temperature control indicators

Column box: at room temperature5Accuracy between ℃ and 420 ℃±0.1(200Measurement at ℃).

Sample injector: at room temperature5Accuracy between ℃ and 420 ℃±0.1(200Measurement at ℃).

Detector: at room temperature5Accuracy between ℃ and 420 ℃±0.1(200Measurement at ℃).

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

2. Column temperature box parameters:

Temperature control accuracy: at room temperature5Accuracy between ℃ and 420 ℃±0.1℃。

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

Program heating order: Eight orders.

Program heating rate:1℃-50℃。

Constant temperature holding time for each stage:0300min1minIncremental).

Automatic rear door design ensures rapid cooling.

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 rate.

Accurate scale type pneumatic control valve components with high reproducibility and stability.

4. Multiple injection methods are available:

Filling column head 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

detector

Sensitivity/Sensitivity

noise

drift

linear

feature

FID

Mf≤5×10-12g/s

≤ 0.02mV

≤ 0.15mV/h

≥107

Circular collection electrode, corundum ceramic nozzle

TCD

S≥5000mV.ml/mg

≤ 0.02mV

≤ 0.15mV/h

≥105

Imported rhenium tungsten wire, constant current power supply

ECD

M≤1×10-13g/ml(r-666)

≤ 0.02mV

≤ 0.15mV/h

≥104

High temperature resistant Ni63 radioactive source

FPD

Mp≤2×10-11g/sec(1605)

Ms≤5×10-11g/sec

≤ 0.02mV

≤ 0.15mV/h

≥103

Single flame design for residual analysis

NPD

Mf≤5×10-12g/s

Mf≤5×10-12g/s

≤ 0.02mV

≤ 0.15mV/h

≥103

Imported rubidium beads for residue analysis


Note: Dimensions: 660 * 460 * 465mm Weight: 60kg Input power supply: AC 220V ± 10% 50HZ 2KW