dye|World dye variety

Name:C.I.Direct Green 1,C.I.30280

Molecular Structure: trisazo class

C.I.Direct Green 1,C.I.30280,CAS 3626-28-6,767.70,C34H23N7Na2O8S2,Direct Dark Green BE,Direct Green B

Molecular Formula:C₃₄H₂₃N₇Na₂O₈S₂

Molecular Weight: 767.70

CAS Registry Number:3626-28-6

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, first in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, aniline diazo, in alkaline conditions and accidentally coupled nitrogen compounds, its product again with phenol coupling.

Properties and Applications: Dark green. Soluble in water for blue light green, soluble in soluble fiber element, and adequate soluble in ethanol and acetone, insoluble in other organic solvents. In the dark for the strong sulfuric acid to blue-black, after dilute black precipitation; In nitric acid partly dissolved, from brown into a red. The dye solution to join strong hydrochloric acid have Gray light purple precipitation; Add thick dark blue purple sodium hydroxide solution precipitation. Suitable for cellulose fiber, silk, polyamide fiber dyeing and printing, also suitable for leather and paper color.

List of Suppliers:
Direct Green BE,Direct Green B

JinZhou Dyestuffs Plant Hebei

Apollo Direct Dark Green B ( Taiheung Corp )

Atlantic Dark Green BG 150% (Classic Dyestuffs Inc)

Atul Direct Dark Green P ( Atul Limited )

Bitamine Direct Dark Green P ( Bharat Texdyes Industries )

Concorde Direct Dark Green B ( I-HWA Industrial Corp )

Concorde Leather Green BBD ( I-HWA Industrial Corp )

Direct Dark Green A (Colorom SA)

Direct Dark Green B( Multicrom SA )

Direct Dark Green B ( PT Polkrik Chemicals Co )

Direct Dark Green B (Chemische Fabriek Triade BV)

Direct Dark Green BE (Shandong Qing Shun Chemical Co., Ltd.)

Direct Dark Green BE161 (Sinochem Tianjin Imp Exp Corp)

Direct Green B (Sinochem Ningbo Imp & Exp Corp)

Direct Green P(Amar Impex)

Direct Green PLS (Simpsons (UK) Ltd)

Dycosdirect Leather Green BE (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Green PLS (Monarch Dyestuffs Industries)

Multicuer Green VD ( Multicrom SA )

Pamanil Green BF-1 ( Pyosa Pigments )

Rifa Direct Dark Green 2B(Rifa Industrial Co Ltd)

Rifa Direct Dark Green B(Rifa Industrial Co Ltd)

Sinardirect Green B ( Sinar Syno Kimia )

Vopsider Dark Green DA(Colorom SA)