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Acid mordant Black 7

CAS No.
3618-60-8
Chemical Name:
Acid mordant Black 7
Synonyms
C.I.16505;Black PBB;Mordant Black 7;Einecs 222-808-4;Acid mordant Black 7;Chrome Black P2B(70:100);C.I.Mordant Black 7:C.I.16505;C.I. Mordant Black 7, monosodium salt;sodium 5-chloro-3-[(1,5-dihydroxy-2-naphthyl)azo]-2-hydroxybenzenesulphonate;sodium,5-chloro-3-[2-(1,5-dioxonaphthalen-2-yl)hydrazinyl]-2-hydroxybenzenesulfonate
CBNumber:
CB7875269
Molecular Formula:
C16H12ClN2NaO6S
Molecular Weight:
418.78
MDL Number:
MOL File:
3618-60-8.mol
MSDS File:
SDS

Acid mordant Black 7 Chemical Properties,Uses,Production

Preparation

3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, and Naphthalene-1,5-diol?coupling.

Properties and Applications

blue black. Soluble in water for red light purple to bordeaux red, slightly soluble in ethanol and Acetone as dark blue light red to magenta. In concentrated sulfuric acid to blue light purple to black, dilution after dark red wine. Dye aqueous solution with concentrated hydrochloric acid for brown light red precipitation; Join concentrated sodium hydroxide solution for purple.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4-5 7-8 5 4-5 5 5 5
AATCC 5 7 5 5 5 5

Acid mordant Black 7 Preparation Products And Raw materials

Global( 10)Suppliers
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Hubei Jusheng Technology Co.,Ltd.
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CONIER CHEM AND PHARMA LIMITED
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Career Henan Chemica Co
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Shaanxi Xihua Chemical Industry Co., Ltd 17691182729 13992773979 1049@dideu.com China 7303 58
Mordant Black 7 sodium 5-chloro-3-[(1,5-dihydroxy-2-naphthyl)azo]-2-hydroxybenzenesulphonate Acid mordant Black 7 Chrome Black P2B(70:100) Black PBB C.I. Mordant Black 7, monosodium salt 5-Chloro-3-[(1,5-dihydroxy-2-naphthalenyl)azo]-2-hydroxybenzenesulfonic acid sodium salt C.I.16505 Einecs 222-808-4 sodium,5-chloro-3-[2-(1,5-dioxonaphthalen-2-yl)hydrazinyl]-2-hydroxybenzenesulfonate C.I.Mordant Black 7:C.I.16505 3618-60-8