Sulphur Black BR is a sulphur dye with high concentration, suitable for making liquid and dyeing fabric directly.
It is insoluble in water and alcohol.
It appears the green-black colour when it is dissolved in solution of sodium sulfide.
It can be used for dyeing kinds of pure cotton, rayon fabrics and blended fabrics.
Able to reduce the dosage of sulphur black and reducing cost.
In addition, lower transportation costs and packaging costs can be achieved by the high strength.
Sulphur Black BR
1. Molecular formula: C6H4N2O5
2. Molecular weight: 184.11
3. Structure formula: N/A
4. CAS NO.:1326-82-5
5. Appearance: Bright-Black flake or grain.
6. Specification: Strength 200%
7. Usage: Mainly used in dyeing of denim.
8. Packing, storage and transportation: Packed with 25kgs bag or 800kgs big bag, allows to be tansported by the general means.
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