dye|World dye variety

Name:C.I.Food Brown 3,C.I.20285

Molecular Structure: Double azo class

C.I.Food Brown 3,C.I.20285,CAS 4553-89-3,652.56,C27H18N4Na2O9S2

Molecular Formula:C₂₇H₁₈N₄Na₂O₉S₂

Molecular Weight: 652.56

CAS Registry Number:4553-89-3

Manufacturing Methods : 4-Hydroxynaphthalene-1-sulfonic acid (2 Moore) diazo, and 4-(Hydroxymethyl)benzene-1,3-diol coupled.

Properties and Applications: red light brown. Soluble in water for brown. The strong sulfuric acid for red purple, diluted chocolate brown for red precipitate to brown precipitation and the solution. Its water solution and strong hydrochloric acid for dark chocolate brown precipitation and the solution; Add sodium hydroxide solution for product red.

List of Suppliers:

Brown HT ( Fiorio Colori SpA )

Brown HT ( Chemische Fabriek Triade BV )

Brown HT 307030 ( Warner-Jenkinson Co )

Brown HT 36007( Anstead International )

Chocolate Brown HT( Sharda International )

Chocolate Brown HT( JK Promotions )

Eurocert Brown HT ( Warner-Jenkinson Co )

Eurocert Brown HT 311805 ( Warner-Jenkinson Co )

Hexacol Brown HT ( Pointing Ltd )

Neelicol Chocolate Brown HT( Neelikon Food Dyes and Chemicals Ltd )

Raincol Chocolate Brown HT ( Rainbow Dye-Tech (Pvt) Ltd )

Simfood Chocolate Brown HT ( Simpsons (UK) Ltd )

Water Brown 173515 ( Morton International Ltd )

Water Brown 177615 ( Morton International Ltd )