Specifications

Indigo blue powder or granular 94%
1)Cas.No.482-89-3
2)Strength:above94%
3)C.I.No.:Vat blue 1
4)PH Range:9.5-10.5

Indigo blue powder or granular 94%

 

1)We are the biggest manufacturer of disperse dyes,the second biggest manufacturer of reeactive dyes and sodium hydrosulfite, and specializing in manufacture of indigo blue,

sulphur black, vat dyes, basic dyes,  direct dyes and OBA.

2) Use for polyester and blended fabric dyeing & printing

3) Color: dark blue

4) Appearance: Powder, Granular

 

Detailed informations as following:

Cas No.	482-89-3
Colour Index	Vat Blue 1
Appearance	Dark blue,Powder,Granular
Colour light	Similar as the standard sample
Content	≥93.0%,94.0%
Moisture content	≤1.0%
Strength	Equal to 100 percent of the standard sample
PH Range	9.5-10.5
Content of ferric ions	≤200PPM
Properties	It is insoluble in water and alcohol.It is soluble in hot Aniline

 

 

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