Luoyang Huasu Dyestuff Co., Ltd-Acid dyes,Direct dyes,Alkaline dyes

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Product Category

Dyestuff

-	Acid dyes

-	Direct dyes

-	Alkaline dyes

Intermediate

-	4-Aminoazobenzene-4'-sulfonic

-	4,4'-dihydroxy-7

-	7-anilino-4-hydroxynaphthalene-2-sulphonic acid

-	7-hydroxy-1,3-naphthalenedisulfonic acid, dipotassium salt

Products

7-anilino-4-hydroxynaphthalene-2-sulphonic acid

7-anilino-4-hydroxynaphthalene-2-sulphonic acid
CAS NO	119-40-4
Molecular formula	C₁₆H₁₃NO₄S
Molecular weight	315.3437
Structural formula
Properties	white or grey white crystal powder; lightly soluble in water and ethyl alcohol, soluble in aqueous alkali
To use	as dyeing intermediate, for direct dyes, mordant dyes and acid dyes
Content	≥ 95.0%
Purity (HPLC)	≥ 95.0%
Moisture	≤ 2.0%
Packaging	25kgs/woven bag

Add: Tianhu Town, Song County, Luoyang City, Henan Province
Tel: +86-379-66578111 Fax: +86-379-66578287
Sales Department: Manager Su 13721671000
E-mail: luoyanghuasu1@163.com
Copyright(C)2017 , Luoyang Huasu Dyestuff Co., Ltd All Rights Reserved. Supported by ChemNet ChinaChemNet

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