sulphur dyes meaning in Chinese

非偶氮染料
硫化染料

Determination of content of free sulphur in sulphur dyes
硫化染料中游离硫磺含量的测定方法
Sulphur dyes - determination of dyeing shade and relative strength
硫化染料染色色光和强度的测定
The company ' s products consist of three kinds and forty categories of dyestuffs - sulphur dyes , direct dyes , acid dyes besides intermediates - sulphanilic acid and sulphanilic acid sodium salt
主要产品有硫化、直接、酸性三大类染料四十多个品种， 1999年实现年产染料2000吨。