Direct Red 28,popular name Direct Congo Red 4BE. Appearance Red Powder, soluble in water. It can be used for dyeing Cotton Paper Silk Wool and so on.
Direct Orange 26,another name Direct Orange S can be soluble in water and solubility is 10g/L(80°C). It’s sensitive to salt, dyeing time slowly heating and adding salt in batches to control dyeing rate.
Direct Yellow 12,another name Direct Chrysophenine GX can be used for Cotton Silk Chinlon Wool. It has good evenness and transferability.