Product Introduction
Acid brown 282 CAS# 12219-65-7 is an azo and 1:2 metal complex dye with the appearance of reddish brown powder. It dissolves in water. The water solution shows brown color.
Mainly used in the dyeing and printing of wool, silk and nylon/polyamide. And can also be used in the dyeing of leather.
pH 4.5-5.5 recommended for the dyeing of wool; pH 4.5-6.5 recommended for the dyeing of nylon/polyamide.
Physical and Chemical Parameters
|
Appearance |
Reddish Brown Powder |
|
pH Value (1% Water Solution) |
8.30-10.30 |
|
Strength |
98%-101% |
|
Color Difference CMC (2:1) |
≤0.50 |
|
Moisture |
≤8.00% |
|
Insoluble |
≤0.200% |
|
Solubility (90℃) |
≥100g/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 |
|
6 |
4 3-4 5 |
4 4 5 |
4-5 4-5 |
4 4 5 |
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