GENERAL INFORMATION
|
• HS CODE |
3204191900 |
|
• GRADE |
Technical Grade |
PROPERTIES
|
• Appearance |
Bight-black tablets or crystals |
|
• Solubility |
Insoluble in water, appears green-black when soluble in sodium sulfide |
|
• Stability |
Stable under normal temperature |
SPECIFICATIONS(HG/T3427-1989)
|
• Hue |
Similar to the standard |
|
• Intensity |
100% to the standard |
|
• Moisture |
≤6.0% |
|
• Insoluble matters in sodium sulfide solution |
≤0.5% |
|
• Free sulfur content |
≤0.5% |
APPLICATION
• Mainly used for cotton fabric dyeing, also used for jute, fibre, viscose and cotton blended fabric.
PACKING
• In iron drums of 25kg or 50kg net each lined with plastic bag
STORAGE AND TRANSPORTATION
• It must be stored in dry and ventilated place, prevent from direct sunlight, avoid moisture and heat. The storage period is one year. Prevent from violent collision during transportation.




