Sulphur black 200%(501, 521, 522)
Specifications
1.Sulphur Black
2.Cas No: 1326-82-5
3.Molecular Formula C6H4N2O5
4.Appearance: Flashing Black Flakes Or Granules
Categories
Keywords
"mainly used dyeing on cotton
also used dyeing
sulphur black 501
521
522 shinning and granular
200% reddish tone blueish tone"