Standard No.:	HJ 1444-2026
English Name:	Ambientair－Determination of 10 sulfur compounds－Collected in canisters and analyzed by preconcentration/gas chromatography
Chinese Name:	环境空气 10种含硫化合物的测定 罐采样-预浓缩/气相色谱法
Chinese Classification:	Z10    Environmental pollutant monitoring methods
Professional Classification:	HJ    Professional Standard - Environment
ICS Classification:	13.040.20 13.040.20    Ambient atmospheres 13.040.20
Source Content Issued by:	MEE
Issued on:	2026-01-20
Implemented on:	2026-8-1
Status:	to be valid
Superseding:	GB/T 14678-1993 Air quality －Determination of sulfuretted hydrogen, methyl sulfhydryl, dimethyl sulfide and dimethyl disulfide －Gas chromatography
Target Language:	English
File Format:	PDF

本标准规定了测定环境空气和无组织排放监控点空气中10 种含硫化合物的罐采样-预浓缩/气相色谱法。
本标准适用于环境空气和无组织排放监控点空气中硫化氢、羰基硫、甲硫醇、乙硫醇、甲硫醚、二硫化碳、甲乙硫醚、噻吩、乙硫醚和二甲二硫等10 种含硫化合物的测定。
当取样体积为400 mL 时，目标化合物的方法检出限为0.09 μg/m3～0.3 μg/m3，测定下限为0.36 μg/m3～1.2 μg/m3，详见附录A。