Standard No.:	JB/T 6237.4-2008
English Name:	Test methods for chemical analysis of silver powder for electric contact material—Part 4:Determinatiln of nickel content
Chinese Name:	电触头材料用银粉化学分析方法 第4部分：火焰原子吸收光谱法测定镍量
Chinese Classification:	K14    Electrician alloy parts
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	29.120.20 29.120.20    Connecting devices 29.120.20
Issued by:	NDRC
Issued on:	2008-3-12
Implemented on:	2008-9-1
Status:	valid
Superseding:	JB/T 6237.5-1992
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	90.00
Delivery:	via email in 1~3 business day

本部分规定了电触头材料用银粉中镍含量的测定方法。
本部分适用于电触头材料用银粉中镍含量的测定。测定范围：0.005%~0.050%。