◇ Sodium thiosulfate
◇ Ammonium Thiosulphate
◇ 45% Potassium sulfite solution
70% Ammonium bisulphite...
◇ Sodium metabisulfite
◇ Vat red F3B
◇ Vat red 54#
◇ Vat red FBM
◇ Vat blue 66#
◇ 1-nitro-2-methyl-anthraquinone
◇ 2B acid
◇ M-chlorophenol
Vat blue 66#

1. Molecular formula: C41H27O6N7
2. Molecular weight: 713(According to 1989 international atomic weight)
3. Structure formula:

4. CAS NO.:32220-82-9
5. Appearance: Black blue powder.
6. Specification: Strength 100%, diffusion property 3 level, shade approximation.
7. Usage: Mainly used in dyeing of cotton and silk.
8. Packing, storage and transportation: Packed with 25KG iron drum, allows to be tansported by the general means.