Beijing Bei Fen Tianpu Instrument Technology Co., Ltd
Beijing Beifen Tianpu Instrument Technology Co., Ltd.
GC-9800 non-methane total hydrocarbon stationary source on-line gas chromatograph
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- Product Description
- Parameter Description
- Application areas
- File Download
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Product overview
For monitoring non-methane total hydrocarbons in stationary source exhaust (NMHC (s)) concentration. Whole process of sample gas180 ℃High temperature without cold spot heat tracing, quantitative loop, valve injection, chromatographic column separation, into the hydrogen flame ionization detector (FID) detection, respectively, to determine the total hydrocarbons in the sample gas (THC) and methane (CH4) concentration, non-methane total hydrocarbons (NMHC (s)) concentration is calculated by subtraction, and the national standard (HJ38-2017) Consistent.
Product Features
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.
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 hydrocarbons, methane, non-methane total hydrocarbons
Range
0.01 ppm~ 10000 ppm(optional)
detection limit
≤ 0.01 ppm
Repeatability
< 1%
zero drift
Drift < 0.5% F.S.(24h)
Span drift
Drift < 2.0% F.S.(24h)
Analysis cycle
1 min ~3 min.(optional)
Department
system
Reference
Number
Instrument size
19 inch standard chassis, height 6 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 or zero-level air (≥ 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 of Pollutants for Petrochemical Industry (GB 31571-2015)
Emission Standard for Pollutants from Petroleum Refining Industry (GB 31570-2015)
Discharge Standard of Pollutants for Synthetic Resin Industry (GB 31572-2015)
Emission Standards for Pollutants from the Battery Industry (GB 30484-2013)
Emission Standard for Pollutants from Caustic Soda and Polyvinyl Chloride Industry (GB 15581-2016)
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Application Scenarios
Suitable for rubber products, petrochemical, petroleum refining, synthetic resin, batteries, printing and other industries fixed pollution source of non-methane total hydrocarbon monitoring.
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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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