Product description:
assay: 80% min / 85% min; T-ACID DISODIUM SALT (ON 100%) (%):0.5% MAX; CHROMOTROPIC ACID DISODIUM SALT (ON 100%) (%): 2.0% MAX; ALKALI INSOLUBLE MATTER (ON 100%) (%): 0.2% MAX; MOISTURE (%): 5.0% MAX
Uses:
mainly used in producing the acid, direct and reactive dyes, such as the acid fuchsin 6B, acid scarlet G, acid black 10B direct black, reactive brilliant red K-2BP, reactive violet K-3R and so on 90 kinds,these dyes are used in the wool spinning and the