RT-V8200 pre-concentrator

System Introduction

The RT-V8200 is mainly used for the enrichment and concentration of volatile organic compounds in ambient air, and can be used in normal connection with various types of gas chromatography or gas chromatography online, and can achieve the detection of ultra-low concentration volatile organic compounds.

Application areas

Environmental monitoring station;

Third-party pollution testing agencies;

Scientific research institutes and enterprises and institutions;

Used for sampling tank and sampling air bag;

Conform to standard

Ambient Air-Determination of Volatile Organic Compounds-Tank Sampling-Gas Chromatography-Mass Spectrometry (HJ 759-2015)

Stationary Source Waste Gas-Determination of Eight Sulfur-Containing Organic Compounds, including Methyl Mercaptan, Gas Bag Sampling-Preconcentration/Gas Chromatography-Mass Spectrometry (HJ1078-2019)

Air quality-Determination of hydrogen sulfide, methyl mercaptan, methyl sulfide and dimethyl disulfide-Gas chromatographic method (GB/T 14678-1993)

《EPA TO-14》

《EPA TO-15》

Technical features

Can concentrate volatile and semi-volatile organic compounds such as polar and non-polar, active sulfur and nitrogen compounds below C20 in the sample;

It can effectively remove H2O, CO2, N2 and inert gas in the sample;

Flexible computer communication, stable communication;

Integrated three-stage cold trap with liquid nitrogen freezing method;

Freeze Trap Module: Temperature -180°C-250°C. Heating rate: 350°C/min;

Ultra-low temperature control technology, low temperature can control the temperature variable within ± 2°C, to ensure stability and accuracy;

Full flow path high precision MFC control carrier air flow rate;

Injection range 4-1000ml, injection precision ≤ 1ml;

The internal sample flow path and interface are inertized;

Quick connection with sampling tank;

Scope of application of samples: low concentration samples of ppb or ppt level can be enriched and concentrated;

The system automatically detects leaks and forms a report, and automatically alarms when errors occur;

Circuit optimization design, reasonable differentiation of hot and cold components, reduce instrument failure rate, improve service life and effective running time.