Standard No.:	HJ 544-2025
English Name:	Stationary source emission—Determination of sulfuric acid mist —Ion chromatography
Chinese Name:	固定污染源废气 硫酸雾的测定 离子色谱法
Chinese Classification:	Z25    Analysis methods for exhaust emission pollutants
Professional Classification:	HJ    Professional Standard - Environment
ICS Classification:	13.040.40 13.040.40    Stationary source emissions 13.040.40
Source Content Issued by:	MEE
Issued on:	2025-12-19
Implemented on:	2026-7-1
Status:	to be valid
Superseding:	HJ 544-2016 Stationary source emission - Determination of sulfuric acid mist - Ion chromatography
Target Language:	English
File Format:	PDF

本标准规定了测定固定污染源有组织排放废气和无组织排放监控点空气中硫酸雾的离子色谱法。
本标准适用于固定污染源有组织排放废气和无组织排放监控点空气中硫酸雾的测定。
固定污染源有组织排放废气采样体积为0.4 m3（标准状态），试样体积为50 mL，进样体积为25 μL时，方法检出限为0.06 mg/m3，测定下限为0.24 mg/m3；无组织排放监控点空气采样体积为6 m3（标准状态），试样体积为50 mL，进样体积为25 μL时，方法检出限为0.004 mg/m3，测定下限为0.016 mg/m3。