qq250083771 2012/08/20
1111111111111111111111
liuxilin1215
第8楼2017/07/12
BS EN 1811-2011+A1:2015 Reference test method forrelease of nickel from allpost assemblies which areinserted into pierced parts ofthe human body and articlesintended to come into directand prolonged contact withthe skin
http://bbs.instrument.com.cn/topic/6512957