Dyestuff & Pigment
GENERAL INFORMATION
|
• HS CODE |
3204120000 |
|
• GRADE |
Technical Grade |
|
• FORMULA |
C22H14N6Na2O9S2 |
|
• MOLECULAR WEIGHT |
616.49 |
PROPERTIES
|
• Appearance |
Black-brown powder |
|
• Solubility |
Soluble in water |
|
• Stability |
Stable under normal temperature |
SPECIFICATIONS
|
• Hue |
Similar to the standard |
|
• Intensity |
To standard 100 |
|
• Moisture |
≤5% |
|
• Water insoluble substances |
≤1% |
|
• Fineness(through 80 mesh sieve residue content) |
≤5% |
|
• Dye fastness on wool fabric |
According with the standard |
APPLICATION
• Mainly used in wool, silk, chinlon, and blended fabric dyeing.Also used for leather, aluminum products and lumber dyeing.
PACKING
• 25kg/bag or drum
STORAGE AND TRANSPORTATION
• Store in dry and ventilated place, avoid direct sunlight, moisture and heat. Handle carefully during transportation.




