VOCs (Volatile Organic Compounds) Pretreatment SystemIt is a pre-concentration processing system for collecting and processing volatile organic compounds in gas samples developed by EVERGREEN PURIFICATIONIt is a pre-treatment device for gas chromatography and color mass spectrometry systems.

SystemsSystemsCompatibilityPlacement

Pre-Concentrator-Deep Cooling Version/Electronic Cooling Version

Autosampler

High precision Static Diluter

Automatic Can Cleaner

Pre-concentrator (deep-cooled version)

Pre-Concentrator-Deep Cooling VersionSystemConforms to the current national standardHJ759-2015 for 117 types of ambient air, indoor air, pollutant exhaust gas, and other scenarios in the sampleVOCs,especially 13Species of aldehydes and ketones are analyzed more efficiently.

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Conforms to the standard method of HJ1078-2019, and the "Supervision of Ambient Air Volatile Organic Compounds in Prefecture-level and Above Cities in 2019"The test can be applied to volatile organic compounds in the atmosphere, as well as to the sample collection, preanalytical treatment, and specimen preparation in the U.S. Environmental Protection Agency (EPA)(TO-15). color:#3C3839;letter-spacing:0;font-size:13px">Organic compounds and sulfur-containing organic compounds in exhaust gases from stationary sources.

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Pre-Concentrator (Electronic Cooling Version)

Pre-Concentrator (Electronic Cooling Version)

Pre-Concentrator-Electronic Cooling VersionSystems In line with the current national standard HJ759-2023, for ambient air, indoor air, pollution sources exhaust gas and other scenarios in a variety of samples of 65 kinds of VOCs.

Autosampler

Fully automated16-bit autosampler for seamless connection of sample collection from sampling canisters and gas bags to preconcentrator pre-treatment instruments for unattended autosampling in compliance with China HJ759-2015, HJ1078-2019 and US EPA TO-14, TO-15, PAMS method.

High Precision Static Diluter

Widely used in laboratory standard gasesTO15, PAMS, internal standards, aldehydes and ketones, 13-component standard gas preparation;also suitable for sample dilution under pressure to meet the test requirements.

Automatic Can Cleaner

&适用于采样罐在采样之前通过自动清罐仪系统对其进行多次排空和填充氮气的操作，用来彻底去除上次采样期间引入的挥发性有机化合物，从而实现采样罐的重复利用，适用于不同厂家规格（0.5/1/3/6/15L）采样罐、气袋的全自动清洗。

ApplywithLeaderDomain

Suitable for environmental monitoring stations, indoor environment, third-party testing organizations, scientific research institutions, semiconductors, new energy, biomedicine and related enterprises and units of the gas samples of volatile organic compounds in the collection and processing of pre-concentration processing system.

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