Standard No.:	YS/T 645-2017
English Name:	Method for chemical analysis of gold compounds—Determination of gold content—Potentiometric titration using ferrous sulfate
Chinese Name:	金化合物化学分析方法 金量的测定 硫酸亚铁电位滴定法
Professional Classification:	YS    Professional Standard - Non-ferrous Metal
Source Content Issued by:	Ministry of Industry and Information Technology
Issued on:	2017-07-07
Implemented on:	2018-1-1
Status:	valid
Superseding:	YS/T 645-2007 Method for analysis of gold compounds determination of gold content potentiometric titration using ferrous sulfate
Target Language:	English
File Format:	PDF
Word Count:	3500 words
Translation Price(USD):	143.0
Delivery:	via email in 1~3 business day

本标准规定了金化合物中金量的测定方法。
本标准适用于氰化亚金钾(Kau(CN)2)、氰化金钾(Kau(CN)4)、氯金酸钾(KAuCl4)、氯金酸钠(NaAuCl4)、氯金酸(HAuCl4)、氯化金(AuCl3)、三苯基膦氯化金([(C6H5)3P]AuCl)中金量的测定。测定范围：30.00 %~70.00 %。