water softener,emulgator,metal detergent,water treating agent for lboilers and regulating agent for mud viscosity in drilling SODIUM PYROPHOSPHATE(Industrial grade)Molecular formula: Na4P2O7Specifications:Names of indexIndexN4P2O7 %>=96.5Substances not dissolved in water %<=0.20PH value(1% of aqueous solution) <=9.9-10.7OrthophosphatesUp to standardAppearancewhite powerApplication: Mainly used as ...