Shenzhen Suyuan Chemicals Co., Ltd.
Shenzhen Suyuan Chemicals Co., Ltd.
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2,3 Dihydrooxynapthalene-6-sulfonic acid
Another name: 2,3-Dihydroxynaphthalene-6-sulfonic acid monosodium salt; Sodium Salt; Coupler 1; Couplers dyes; Coupling Agent 236
CAS #: 135-53-5
EINECS: 205-198-4
USE It is mainly used as coupler for diazo photosensitive pater, It also used as additive off food colour and plating
Molecular formula: C10H7NaO5S
Assay: ≥99%
Molecular weight: 262
Fe: ≤10PPM
PH odf solution: ≤3-7
Appearance: white crystalline powder
Packing: 25kg/carton