total hydrocarbons in ambient air
total hydrocarbons in ambient air, Total:2 items.
The international standard classification for "total hydrocarbons in ambient air" includes: .
The Chinese standard classification for "total hydrocarbons in ambient air" includes: .
Professional Standard - Environmental Protection
- HJ 604-2011 Ambient air-Determination of total hydrocarbons-Gas chromatographic method
- HJ 604-2017 Ambient air - Determination of total hydrocarbons, methane and nonmethane hydrocarbons - Direct injection/Gas chromatography
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