摘要
在表面活性剂存在下，用邻苯二酚紫作显色剂，光度法测定钨铁中钨的含量，并进行了条件试验和结果对照。
With the surface activating agent existing,the conditional test and result contrast of tungsten determination in ferrotungsten by photometry with catechol violet——hexadecyltrimethylammonium bromide were conducted.
出处
《河北冶金》
1997年第5期54-56,共3页
Hebei Metallurgy
关键词
邻苯二酚紫
表面活性剂
钨铁
钨
光度法
CTMAB
catechol voilet surface activating agent absorption photometry ferrotungsten
