Product Category
-
-
-
-
-
-
-
 
Products

4,4'-dihydroxy-7

4,4'-dihydroxy-7
CAS NO  134-47-4
Molecular formula C21H16N2O9S2
Molecular weight 504.4897
Structural formula
Properties light yellow crystal; insoluble in organic solvent, lightly soluble in water
To use as intermediate of azo dyes; for manufacturing of direct fast S, direct acid proof red 4BS
Content ≥ 90.0%
Purity (HPLC)  ≥ 98.0%
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