Hengshui jiuzhou Dust environmental protection Co., Ltd.

Product name:

Basic malachite green

Byname:

Malachite green

Color index:

C.I.Basic Green 4

Molecular formula:

Physicochemical property:

Green shining crystal. Soluble in cold and hot water, appearing blue green. It appears blue when dissolved in alcohol, yellow in concentrated sulphuric acid,dark orange when diluted.

Specification:

Index name	Name
Appearance	Green shining crystal
Intensity	100%
Colour cast	Similar to standard products
Impurity insoluble in water%	≤0.2
Water content %	≤2

Application performance:

Dye fastness on cotton:

Solarization	Soaping		Water logging		Sweat stains
Solarization	Fading	Staining	Fading	Staining	Fading	Staining
2	3	3-4	3-4	3	3-4	2-3

Ironing	Friction		Acid and Basic resistance
Ironing	Dry	Wet	Sulfuric acid	Acetic acid	Sodium carbonate
4-5	4	3-4	2	4-5	1

Dye fastness on acrylic fibres:

Solarization	Sweat stains	Soaping	Friction		Ironing	Dry cleaning	Water logging
			Dry	Wet
4-5	4	4-5	4	4	4	4	4-5