中文名称:保险粉
英文名称:SodiuM dithionite
CAS:7775-14-6
其它信息:纯度:90% | 包装信息:50kgs iron druM | 备注:content:85%;88%;90% for vat dyes,reducing hair bleaching agents,vat dyes printing auxiliaries, silk scouring and bleaching agents, coloring agents and objects stripping vat cleanin