Standard No.:	GB/T 39560.701-2020
English Name:	Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—Presence of hexavalent chromiumCr(VI)in colourless and coloured corrosion-protected coatings on metals by the colorimetric method
Chinese Name:	电子电气产品中某些物质的测定 第7-1部分：六价铬 比色法测定金属上无色和有色防腐镀层中的六价铬[Cr(VI)]
Chinese Classification:	L10    Electronic element in general
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR; SAC
Issued on:	2020-12-14
Implemented on:	2021-7-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	8500 words
Translation Price(USD):	220.0
Delivery:	via email in 1~3 business day

本部分规定了一种沸水提取方法，其目的是对于金属样品上的无色和有色防腐镀层中的六价铬进行定性测定。