Direct blue 2
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- Category :
Dyestuffs and Pigments/Direct Dyes
- CAS NO : 12222-04-7
- EC NO :
- Molecular Formula :
- Main Specifications : Standard 180%
- Synonyms : C.I. 74190;C.I. Direct Blue 199;-
Package: 25kg/bag ,or as the customers'requirement.
Uses : used for cotton, silk and printing,also used for nylon and wool dyeing and widely used in leather, paper and wool.
Product description:
Direct Blue BH ,Direct Blue 2
CAS No.:12222-04-7
MF:C30H23N5Na2O8S2
Direct Dyes which specially used for paper can be closely inosculated with paper fabric, and can be dyed directly on paper fabric, so it can be widely applied to paper dyeing industry.
When dyeing paper with Direct Dyes, it should be first solved in 80-90 boiled water, then diluted and percolated, which is quite important in obtaining brilliant leveling effect.
It is best to use both Direct Dyes and Basic Dyes to dye mixed paste, the order as dyeing should be sorted as follows:
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