Sodium benzenesulfinate CAS NO.873-55-2

Specification: Photograph Grade Industrial Grade Anhydrous Grade Appearance White crystalline flack Assay Min 98.50% 96% 99% PH(%H2O) 6.5-7.5 7.0-9.0 6.0-7.5 Cl%max ≤0.2 1 0.5 SO4%ma…

Specification: Photograph Grade Industrial Grade Anhydrous Grade Appearance White crystalline flack Assay Min 98.50% 96% 99% PH(%H2O) 6.5-7.5 7.0-9.0 6.0-7.5 Cl%max ≤0.2 1 0.5 SO4%max ≤0.5 0.6 0.2 Fe% max ≤10PPM / ≤10PPM Pb% max ≤10PPM / ≤10PPM Water ≤0.5 ≤2 ≤0.5 Packing: Material are packed in 25kgs net weight fibre drum. Usage: Material for Pharmaceuticals,Electroplating Industry and Photosensitive materials.