Standard No.:	GB 13025.9-1991
English Name:	General test method in salt industry-Determinaiton of lead ion (photometry)
Chinese Name:	制盐工业通用试验方法 铅离子的测定(光度法)
Chinese Classification:	X35    Salt production in general
Professional Classification:	GB    National Standard
ICS Classification:	67.220.20 67.220.20    Food additives 67.220.20
Source Content Issued by:	CSBTS
Issued on:	1991-7-3
Implemented on:	1992-4-1
Status:	superseded
Superseded by:	GB/T 13025.9-2012 General test method in salt industry—Determination of lead
Superseded on:	2012-12-1
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	60.0
Delivery:	via email in 1~3 business day

本标准规定了双硫腙络合四氯化碳萃取光度法测定铅离子的方法.
本标准适用于食用盐中微量铅离子的测定.检测范围为0.1~1.0υｇ/mL(以Pb计）
本方法与原子吸收分光光度法均可用于食用盐中铅离子的测定本法为仲裁法。