dye|World dye variety

Name:C.I.Direct Yellow 28,C.I.19555

Molecular Structure: Single azo class

C.I.Direct Yellow 28,C.I.19555,CAS 8005-72-9,680.71,C28H18N4Na2O6S4,Direct Fast Yellow 2R,Duasyn Direct Yellow RR,Iragon Yellow DYE28,Solophenyl Yellow FFL

Molecular Formula:C₂₈H₁₈N₄Na₂O₆S₄

Molecular Weight: 680.71

CAS Registry Number:8005-72-9

Manufacturing Methods : use sodium hypochlorite treatment 2-(4-Aminophenyl)-6-methylbenzo[d]thiazole-7-sulfonic acidsodium solution. A pure dye has strong green, and can be refined and sulfuric acid, such as Sirius Supra Yellow FRL (IG)

Properties and Applications: red light yellow. Yellow brown powder. Soluble in water, slightly soluble in ethanol lemon yellow. The strong sulfuric acid dyes for red light brown, diluted into yellow. The dye water solution is golden brown, add the strong hydrochloric acid sodium hydroxide solution or thick after the same color. All kinds of drug resistance, good resistance to chlorine stability, rongalite resistance and reduction of sodium sulfide. 60 ℃ in the solubility of 40 g/L, not sensitive to that fights. Dye bath of copper ions in colored light micro to turn green (4 ~ 5 level), iron ions in a red light (4 ~ 5 level), SDC classification for C, dye migration sex differences, to dead cotton covering power is poor. Cotton and glue the neutral and alkaline white are poor. Used for cotton, viscose of dyeing and printing, also used in cotton, viscose fiber blended fabric, wool, silk and polyamide fiber dyeing. Can also be used in leather, paper color. More used to spell dye.

List of Suppliers:

Direct Fast Yellow 2R

ACDI Yellow WB 250% (Aakash Chemicals & Dyestuffs Inc)

Bemamine Yellow NL( Berncolors-Poughkeepsie Inc )

Bitamine Direct Yellow RR ( Bharat Texdyes Industries )

Direct Fast Yellow FFA( S A des Ets. Steiner )

Direct Fast Yellow RR(Sinochem Ningbo Imp & Exp Corp)

Direct Yellow 2R( National Dyechem Industries )

Direct Yellow WB( Global Colors Inc. )

Direct Yellow WB (Classic Dyestuffs Inc)

Doramin Light Yellow FR High Cone. ( D&G Dyes Inc. )

Duasyn Direct Yellow RR ( DyStar GmbH & Co Deutschland KG )

Dyrect Yellow LFF( Albion Colours Ltd)

Fast Yellow 2R(Sinochem Liaoning Import & Export Corporation)

Fast Yellow RR ( Liberty Exports Ltd )

Goldamine Fast Yellow RR ( Golden Dyes Corpn (India) Pvt Ltd )

Hispaluz Yellow FF( S A Robama )

Hispaluz Yellow FF( S A Robama )

Incomine Light Fast Yellow RR ( Indokem Ltd )

Iragon Yellow DYE28 ( Ciba Specialty Chemicals Inc )

Kansai Direct Fast Yellow BC ( Kaseihin Kogyo Kyokai )

Leather Yellow FF( S A Robama )

Nankai Direct Fast Yellow BC ( Kaseihin Kogyo Kyokai )

Saturn Yellow LFF(SBU Pigments and Dyes)

Simrect Yellow 24931 (Simpsons (UK) Ltd)

Solar Yellow BG( Clariant GmbH )

Solius Light Yellow 2R ( Frado )

Solophenyl Yellow FFL ( Ciba Specialty Chemicals Inc )

Sumilight Supra Yellow BC ( Sumitomo Chemical Co. Ltd )

Tertrodirect Light Yellow R(Yorkshire Group pic)

Triamin Yellow RR(Chemische Fabriek Triade BV)

Triasol Yellow RR( Chromatourgia Tripoleos SA )