Product Introduction
Acid yellow 36 CAS# 587-98-4 is a monoazo dye with the appearance of yellow powder. It dissolves in water. Soluble in ethanol, ether and benzene. Slightly soluble in acetone. The water solution shows yellowish color.
Mainly used in the dyeing of soaps. And it can also be used in the dyeing of wool, leather, wood, medicine and cosmetics.
pH 2.0-4.0 recommended for the dyeing of wool; pH 4.0-5.0 recommended for the dyeing of nylon/polyamide.
Physical and Chemical Parameters
|
Appearance |
Yellow Powder |
|
pH Value (1% Water Solution) |
7.60-9.60 |
|
Strength |
98%-101% |
|
Color Difference CMC (2:1) |
≤0.50 |
|
Moisture |
≤8.00% |
|
Insoluble |
≤0.200% |
|
Solubility (90℃) |
≥40g/l |
|
Degree of Fineness (200um) |
≤8 |
|
Dust-Proof Performance |
≥2 |
Fastness Properties (Polyamide)
|
DYEING DEPTH (O.W.F) |
LIGHT (XENON) |
WASHING (50℃) |
PERSPIRATION (ALKALI) |
RUBBING |
WATER |
|
1% |
1/1 |
CH PA CO |
CH PA CO |
(DRY) (WET) |
CH PA CO |
|
3 |
4 3-4 4 |
4-5 2-3 4 |
4-5 4 |
4-5 2-3 4-5 |
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