China Suppliers > Tianjin Yuansu Chemical Reagent Co., LTD > Neville Winter Acid
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- Region :China/Tianjin
- Tel : +86-22-83739603
- Fax : +86-22-23989438
- Email :sales@yuansu-reagent.com
- URL :www.yuansu-reagent.com/cpzs
- Add :No. 268, Yuliang Street, Dagang Street, Binhai New Area, Tianjin, China
- Details for Neville Winter Acid
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Neville Winter Acid
Category : Dyestuffs and Pigments
CAS NO : 6099-57-6 EC NO : 228-050-0 MF : C10H7O4S MW : 223.2257 Specification : 99% min Packing : 25kg 50kg drum or bag Product description : What is the chemical of Neville Winter Acid ? Appearance: White to light gray solid ; Assay: 99% min by HPLC ; IR Identity: conform to standard ; HNMR： conform to standard ; carbon spectrum: conform to standard ; Water by K. F.:0.5% max or as per the customer’s request ; Loss on drying:0.5% max. or as per the customer’s request ; Uses : Mainly used as an intermediate for azo dyes, involved in the synthesis of various dyes such as direct copper blue BR, acid red B, etc. As an intermediate of azo dyes, it is used to prepare dyes such as direct copper blue BR, direct purple RB, and acid red Synonyms : 1-Naphthol-4-sulfonic acid sodium salt;Neville Winter Acid; Molecular Structure : 
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