dye|World dye variety

Name:C.I.Reactive Brown 9

Molecular Structure: Single azo,Metal Complexes

C.I.Reactive Brown 9,CAS 12225-66-0,824.13,C28H20ClN7Na2O12S3,Crimson K-RB,Reactive Red Brown K-B3R,Reactive Red Brown KM-B3R

Molecular Formula:C₂₈H₂₀ClN₇Na₂O₁₂S₃

Molecular Weight: 824.13

CAS Registry Number:12225-66-0

Manufacturing Methods : 2-Aminobenzoic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then chromium complexation; 2,4,6-Trichloro-1,3,5-triazine and 2-(4-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation, triethylorthoformate condensation, again with complex product condensation, and salting-out.

Properties and Applications: Claret . Palm black powder. The strong sulfuric acid for black purple, diluted into purple, accompanied by precipitation; Nitric acid in the red for sauce, diluted for sauce is still red. The dye water solution is red sauce, add 1 Moore sodium hydroxide is still red sauce, continue to join insurance powder by shallow warm red to colorless; Add a boric acid sodium can’t restore the original colour and lustre. Can be used for cotton, viscose and various methods of silk dyeing and printing directly.

List of Suppliers:

Crimson K-RB,Reactive Red Brown K-B3R,Reactive Red Brown KM-B3R

Taixing Jinji Dyestuff Co.,Ltd

Jiangsu Shenxin Dyestuffs & Chemicals Co.,LTD.(Wuxi Runxin Dyes Co., Ltd.)

Shanghai Yongqing industrial Co.Ltd.

Zhejiang Shunlong Chemical Co., ltd.

Indofix Red Brown H4RI ( Indo Colchem Ltd )

Kemaion Red Brown H4R( Karsandas Mavji )

KPZol Cion Brown P-5BR ( Kaseihin Kogyo Kyokai )

Meactive Red Brown H4R( Astik Dyestuff Pvt Ltd )

Procion Red Brown H-4R( Imperial Chemical Industries )

Reactron Red Brown H4R(Amar Dye Chem Ltd)