dye|World dye variety

Name:C.I.Acid Yellow 19,C.I.18967

Molecular Structure: Single azo class

C.I.Acid Yellow 19,C.I.18967,CAS 2220-64-3,601.35,C20H12C12N4Na2O7S2,Acid Yellow E-GNL,Acid Yellow GRL

Molecular Formula:C₂₀H₁₂C1₂N₄Na₂O₇S₂

Molecular Weight: 601.35

CAS Registry Number:2220-64-3

Manufacturing Methods : 2-Aminonaphthalene-1-sulfonic acid diazo, and 2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling.

Properties and Applications: yellow. Yellow powder. Soluble in water, 90 ℃ water solubility of 50 g/L. The dye in light of copper (dark colored light iron ion in the dark. This product is mainly used for the wool dyeing, also can be used for silk dyeing and wool and silk fabrics in direct printing, also can be used for leather color. Dye can be in pH 4 ~ 7 dyed bath dyeing, dyeing temperature of 70 ~ 90 ℃. Wool and silk dyeing in acetic acid, formic acid or sulfuric acid bath, add Sodium Sulfate help even dye.

List of Suppliers:
Acid Yellow E-GNL,Acid Yellow GRL

Tianjin Yadong Group

Acid Light Yellow R 100% (Classic Dyestuffs Inc)

Acid Yellow 2GX ( Pooja Dye Chem )

Akacid Yellow R (Aakash Chemicals & Dyestuffs Inc)

BemacidYellowRL( Berncolors-Poughkeepsie Inc )

Best Acid Yellow GL ( Oriental Giant Dyes and Chemical Ind Corp )

Daedo Acid Yellow C-GRL ( Daedo Industrial Co. Ltd. )

Dorasyn Yellow B2G ( D&G Dyes Inc. )

Hispalon Yellow B-RGL ( S A Robama )

Kenamide Yellow GR ( Albion Colours Ltd)

Mitsui Acid Fast Yellow GR ( Mitsui Toatsu Chemicals Ltd )

Nylosan Yellow E-GRL ( Clariant GmbH )

Orcoacid Fast Light Yellow R ( Organic Dyestuffs Corp )

Permalon Yellow R ( Standard Dyes )

Rifa Acid Fast Yellow E-GRL(Rifa Industrial Co Ltd)

Rifa Leather Yellow 3GL (Rifa Industrial Co Ltd)

Supemylite Yellow R (Yorkshire Group pic)

Triacid Fast Yellow GRL (Chemische Fabriek Triade BV)