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Model Number: O
Usage: Food Dyestuffs,Ink Dyestuffs,Leather Dyestuffs,Paint Dyestuffs,Paper Dyestuffs,Plastic Dyestuffs,Textile Dyestuffs,
Type: Basic Dye
Place of Origin: China (Mainland)
EINECS No.: C17H22N3Cl
MF: (C.I. basic yellow 2)
Other Names: Auramine
CAS No.: 2465-27-2

Specifications

Factory sales of paper coloring with auramine O

 Alias: Basic flavine O; Auramine; Benzenamine, 4,4'-carbonimidoylbis(N,N-dimethyl-, monohydrochloride; C.I. Basic yellow 2; 4,4'-(imidocarbonyl)bis(n,n-dimethyl-anilin hydrochloride;

[properties] uniform yellow powder, soluble in cold water, soluble in hot water a bright yellow, soluble in ethanol with a yellow, its aqueous solution temperature over 70 degrees will be decomposed into four methyl phenyl ketone and its aqueous solution by adding concentrated sulfuric acid is colorless, diluted is pale yellow.
Dissolve in cold water and ether, soluble in hot water and ethanol.
[purpose]
Low light fastness. Mainly used for dyeing paper, linen, leather, artificial silk, straw weaving, printing and dyeing for cotton. The lake used for wallpaper, paper, ink and paint. For acetic acid fiber; cotton dyeing fastness, but low, bright color, can be used to make green or red. Can also be used for leather; paper; hemp and viscose dyeing. The basic can be used for oil; fat; paint, etc.. It can also be used to prepare for the lake, ink.