1. Sulphur black is mainly used for dyeing cotton, hemp, viscose and their blended fabrics.
2. Low cost, simple process, environmental protection and small smell
3. Compared with direct dyes and reactive dyes, sulphur black has better dyeing rate and evenness, good blackness and good washing fastness.
4.Sulphur Black,We can provide 2 colorshades:BR 522 (Reddish Tone) and B 521 (Greenish Tone)