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Specifications

 
Specifications:
Sulphur black 522 521
Cas No:1326-82-5
strength:200%
Appearance:shinning black flake or grain
 
Packing&Delivery
Packing Detail:25kg per Kraft Paper Bag or as customer's request,one 20' container can include 20 tons
Delivery Detail:within 10 working days after got 30% deposit 
 
Solubility:
Slightly insoluble in water,soluble in sodium sulfide with a green-black color.
 
Usage:
 Mainly used for dyeing and winding dyeing on cotton,viscose,polyving aloohd fibre and polyester,polyamide fibre,especially used for rolling dyeing.It is uniform and stable in color,good permeability.when dyeingf without any fragile treatment.It is also used for dyeing on leather and original viscose fibre

Storage&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.