dye|World dye variety

Name:C.I.Mordant Brown 33,C.I.13250

Molecular Structure: Single azo class

C.I.Mordant Brown 33,C.I.13250,CAS 3618-62-0,375.29,C12H10N5NaO6S,Mordant Brown RB,Mordant Brown RH,Acid Mordant Brown RH

Molecular Formula:C₁₂H₁₀N₅NaO₆S

Molecular Weight: 375.29

CAS Registry Number:3618-62-0

Manufacturing Methods :  2-Amino-4-nitrophenol diazotization, and 2,4-Diaminobenzenesulfonic acid coupling.

Properties and Applications: yellow brown. Yellow brown powder. In the water solubility for 100 g/l (80 ℃), soluble in water and ethanol for yellow brown, and soluble in Cellosolve, slightly soluble in Acetone, insoluble in other organic solvent. Dye in concentrated sulfuric acid to red to red light brown, dilution have orange precipitation; In concentrated nitric acid for red solution, and then to yellow brown. Its aqueous solution for yellow light brown, add concentrated hydrochloric acid to brown light orange, Add sodium hydroxide solution to orange. Dyeing encounter copper ion color darker, iron ion is yellow. Mainly used for wool fabric dyeing, especially suitable for carpet, wool and wool top dyeing, also used for silk, nylon and leather dyeing. Also can be used for wool and a variety of fibre blended with bath dyeing. Can also be used for acetic acid chromium pretreatment of wool and silk fabric direct printing.

List of Suppliers:

Mordant Brown RB,Mordant Brown RH,Acid Mordant Brown RH

Gaoyou Synthetic Chemical plant

Shandong Qing Shun Chemical Co., Ltd.

Tianjin Yadong Group

Shangyu Sanfeng Chemical Co., Ltd.

Acid Chrome Brown RH( Frado )

Acid Chrome Brown RH (Sinochem Tianjin Imp Exp Corp)

Acid Chrome Brown RH(Sinochem Hebei Imp & Exp Corp)

Acid Chrome Brown RH(Sinochem Jiangsu Wuxi Imp & Exp Corp)

Acid Chrome Brown RH (Nanjing Chemicals Import and Export Corp)

Acid Chrome Brown RH(Brighten Colorchem BV)

Acid Mordant Brown RH (Sinochem Jiangsu I/E Corp.)

Acid Mordant Brown RH ( Dandong Jinlong Dyestuff Chemical Co Ltd )

Akachrome Brown 2R (Aakash Chemicals & Dyestuffs Inc)

Atul Leather Brown RHM ( Atul Limited )

Bemachrome Brown RH( Berncolors-Poughkeepsie Inc )

Brown 2R( JK Promotions )

Brown RH(Sinochem Liaoning Import & Export Corporation)

Chromacid Fast Brown 2R( S A des Ets. Steiner )

Chrome Brown 2R(Amar Impex)

Chrome Brown 2R ( Global Colors Inc. )

Chrome Brown R ( Jagson Colorchem Ltd )

Chrome Brown RH ( KCA Ltd )

Chrome Brown RH( Sharda International )

Chrome Fast Brown 2R(Classic Dyestuffs Inc)

Chrome Fast Brown TU(Classic Dyestuffs Inc)

Dycosacid Chrome Brown RH (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Fabrichrome Brown 2R ( Fabricolor Inc. )

Goldachrome Brown RH ( Golden Dyes Corpn (India) Pvt Ltd )

Indacid Brown 2R ( Indokem Ltd )

Kemachrome Brown RH ( Karsandas Mavji )

Kenachrome Brown R( Allied Industrial Corp Ltd? )

Libchrome Brown L2R ( Liberty Exports Ltd )

Mitsui Chrome Brown RH ( Mitsui Toatsu Chemicals Ltd )

Monachrome Brown RH (Monarch Dyestuffs Industries)

Mordant Brown No. 10 ( Day-Glo Color Corp. )

Multicuer Brown RH ( Multicrom SA )

Omega Chrome Brown 2R ( Clariant GmbH )

Orco Chrome Brown RH (Classic Dyestuffs Inc)

Sunchromine Brown RH conc.( Sumitomo Chemical Co. Ltd )

Triachrome Brown RH (Chemische Fabriek Triade BV)

Tulachrome Fast Brown RH( Atul Limited )