factory price 521 SULPHUR BLACK B 200% for denim
specifications:
name:sulphur black 3B
apperance: bright-black flake or grain
we are one of the biggest suppliers of sulphur black B in china,with production capacity of 50000mts each year.
[properties]
bright-black flake or grain, insoluble in water and alcohol. it is the green-black colour when it soluble in solution of sodium sulfide.
[qulity standard] hg/t3427-2001
| appearance: | bright-black flake or grain |
| shade: | 100% compared with standard |
| strength: | 200% |
| moisture, %: | ≤6 |
| insoluble matters in the solution of sodium sulfide, %: | ≤0.3 |
mainly used dyeing on cotton, also used dyeing on cambric, viscose and vinylon.[uses]
[starage and transportation]
it must be store in drying and ventilation preventing from sunlight directly, moisture or hot. must be careful with it and prevent from damaging the packing.
[packing]
in iron drums of 25kg or 50kg net each lined with plastic bag.
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