Beijing Bei Fen Tianpu Instrument Technology Co., Ltd
Beijing Beifen Tianpu Instrument Technology Co., Ltd.
GC-9800 non-methane total hydrocarbons and benzene series stationary source on-line gas chromatograph
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- Product Description
- Parameter Description
- Application areas
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Product overview
It is used to monitor the content of non-methane total hydrocarbons, benzene, toluene, xylene, etc. in the waste gas of stationary pollution sources. Whole process of sample gas180 ℃High temperature without cold spot heat tracing, after quantitative loop quantification, valve injection and chromatographic separation, it enters a single hydrogen flame ionization detector (FID) detection, respectively, to determine the concentration of total hydrocarbons, methane and benzene series in the sample gas, non-methane total hydrocarbons are calculated by subtraction method, and the national standard (HJ38-2017) Consistent.
Product Features
Meet the monitoring needs of most industries and greatly reduce monitoring costs.
Stable and safe operation, unattended, low operation and maintenance costs.
Self-protection function: when the air supply is insufficient, the flame is automatically extinguished, and the hydrogen and air flow are actively closed.
Automatic recovery operation: automatic ignition and operation method after startup, recovery of air supply or recovery of accidental power failure.
Support remote alarm, remote diagnosis function.
Good qualitative and quantitative repeatability (< 1%), low detection limit.
NMHC (s)Detection limit as low0.01 ppm.
Benzene detection limit as low0.05 ppm.
High stability temperature control accuracy:0.01 ℃.
high precision electronic pressure control:0.001 psi, temperature and pressure compensation.
Low maintenance and long service life .
The proportion of imported parts is as high40%.
The software is simple to operate.
Modular design, easy maintenance.
typical spectrum

Technical parameters
Project
Parameters
Sex
Can
Refers
Standard
detection ability
Total hydrocarbon, methane, non-methane total hydrocarbon, benzene, toluene, xylene
Range
non-methane total hydrocarbon0.01 ppm~ 10000 ppm(optional); Benzene0.05 ppm~ 1000 ppm
detection limit
non-methane total hydrocarbon≤ 0.01 ppm; benzene series≤ 0.05 ppm
Repeatability
< 1%
zero drift
Drift < 0.5% F.S.(24h)
Span drift
Drift < 2.0% F.S.(24h)
Analysis cycle
2 min~5min (optional)
Department
system
Reference
Number
Instrument size
19inch standard chassis, height6 U,(430 × 266.7 × 633)mm (W×H×D)
Power Supply Specifications
220 VAC 50 Hz
Operating power
500 W
Input/Output
USB; relay and24 VPower interface;LAN;RS232;VGA
Working environment
Temperature:5 ℃~35 ℃Humidity 20~90% RH
Department
system
Matching
Set
Detector
FID Detector
Carrier gas type
High purity nitrogen (≥ 99.999%)
Quantitative approach
Loop
Injection Method
Valve injection
Sample gas requirements
Ambient temperature~180 °C; flow rate not less 0.5 L/min or pressure not less 0.1 MPaNo solid particles
Applicable Standards
Emission Standard for Pollutants from Rubber Products Industry (GB 27632-2011)
Emission Standard for Pollutants from Petroleum Refining Industry (GB 31570-2015)
Discharge Standard of Pollutants for Synthetic Resin Industry (GB 31572-2015)
Emission Standard of Air Pollutants for Printing Industry (DB 31/872-2015)
Emission Standard for Air Pollutants from Industrial Coating Processes (DB 11/1226-2015)
Emission Standard for Air Pollutants from Automobile Manufacturing Industry (Painting) (DB 31/859-2014)
Emission Standard of Pollutants for Biopharmaceutical Industry (DB 33/923-2014)
Emission Standard of Air Pollutants for Shoe Industry (DB 33/2046-2017)
···
Application Scenarios
It is suitable for monitoring non-methane total hydrocarbons and benzene series in rubber products, petroleum refining, synthetic resin, printing and coating, automobile manufacturing, shoe making and other industries.
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Performance characteristics:
After each injection is completed, the analyzer automatically blows back the chromatographic column and adds
Fast component screening analysis speed;
◆ Original imported diaphragm valve full heat system automatic sampling, sampling pipeline, GC tube
Road silanization treatment, full heating.
◆ In addition to a built-in set of default analysis methods, the software also allows users to analyze the flow.
free configuration of processes and methods;
◆ Support multi-detector configuration, for complex samples can use multi-detector at the same time
Analysis, improve the ability of analysis;
Main technical indicators
Range drift: ≤ 5%(24h)
Baseline drift: ≤ 3 × 10 A/30min
Gas control: mechanical valve EPCEFC (optional)
Detection limit: ≤ 2.5 × 10 g/s
Measurement method: GC-FID
Qualitative repeatability: RSD≤ 1.0%(N = 7)
Quantitative repeatability: RSD≤ 2.0%(N = 7)
Baseline noise: 2 × 10 A
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