| Properties |
Black grain powder, soluble in water.
It is black with green bright when soluble in sulphuric
alkali Solution and it becomes black when coming into
contact with dense sulphuric acd and with Sulphur dioxide
released. It produces precipitate after diluting. |
| Usage |
Mainly used for dyeing and winding dyeing
on cotton, jute, viscose, polyvinyl alcohol fiber and
polyester, polyamide fiber, especially used for rolling
dyeing. It is also used for dyeing on leather and original
viscose fiber. |
| Specifications |
 Appearance:
Black grain powder Hue: Similar as the standard product
Strength: As compared to standard 100 Sundry goods when
insoluble in hot water, %: = 0.5 |
| Packing |
In iron drums of 25kg net
each lined with plastic bag. |
| Storage and Transpiration |
To be kept in a ventilation and dry,
prevent form sunshine, hot and moisture. Carrying carefully
and lightly. |
