Standard No.:	HJ 551-2016
English Name:	Water quality - Determination of chlorine dioxide and chlorite - Continuous iodometric method
Chinese Name:	水质 二氧化氯和亚氯酸盐的测定 连续滴定碘量法
Professional Classification:	HJ    Professional Standard - Environment
Issued by:	ZHB
Issued on:	2016-05-13
Implemented on:	2016-8-1
Status:	valid
Superseding:	HJ 551-2009 Water quality - Determination of chlorin dioxide - Iodometric method
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	144.0
Delivery:	via email in 1~3 business day

本标准规定了测定纺织染整工业废水中二氧化氯和亚氯酸盐的连续滴定碘量法。
本标准适用于使用亚漂工艺的纺织染整工业排放废水中二氧化氯和亚氯酸盐的测定。
当取样量为150 ml 时，二氧化氯的方法检出限为0.09 mg/L，测定下限为0.36 mg/L；亚氯酸盐（以亚氯酸根计）的方法检出限为0.08 mg/L，测定下限为0.32 mg/L。