الوصف

specificaions:

Packing&Delivery

Packing Detail:*5kg per Kraft Paper Bag or according to the customer request,one *0' container can include *0 tons
Delivery Detail:within *0 working days aftergot *0% deposit

Usage:
used on cotton,paper and viscose and leather
Sulfur dyesare the most commonly used dyes manufactured for cotton in terms of volume. They are cheap, generally have good wash-fastness and are easy to apply. The dyes are absorbed by cotton from a bath containing sodium sulfide or sodium hydrosulfite and are made insoluble within the fiber by oxidation. During this process these dyes form complex larger molecules which is the basis of their good wash-fastness

Solubility:
It is insoluble in water and alcohol,and soluble sodium sulfide

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. 

our factory is specially produce sulfur black for years ,so the quality of our product is certified.this is our best advantage,so if you want to got better product ,please feel free to cntact us