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Specifications

Acid Black 29
1. black powder
2. high quality and best price
3. prompt delivery
4. good service

Acid Black 29
Usage: usually used in dyeing leather, wool, fur, silk, paper, wood, textile, etc
Recipe
Dyeing Method
Acid
Weak acid
Dye, %
X
X
H2SO4, %
1-3
-
Hac, %
-
1-2
Na2SO4, %
10
10