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Indigo Blue 94% Denim Dyes Indigo Powder

Cas No. 482-89-3
Colour Index Vat Blue 1
Appearance Dark blue,Powder
Colour light Similar as the standard sample
Content 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

Usage of indigo blue:
1. widely used for dyeing cotton fibre and polyester;
2. used for direct printing on cotton fibre.
3. can be processed into organic pigment.

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