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- Details for TSPP
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TSPP
Category : Inorganic chemicals/Inorganic salts
CAS NO : 7722-88-5 EC NO : 231-767-1 MF : Na4P2O7 MW : 265.9 Specification : 96.5%min, P2O5:51.5%min Packing : In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place. Product description : Molecular formula: Na4P2O7
Standard executed: HG/T2968-2009(INDUSTRAIL GRADE)
GB25557-2010(FOOD GRADE)
Capacity: 5000t/a
Properties:
White powder, easily soluble in water, density at 2.45, melting point at 890℃, its water solution is alkaline, PH value in 1% solution is 9.9-10.7.
Guaranteed Technical Specifications:
No. Specifications Industrial Grade Food Grade 1 Main contents(as Na4P2O7) min% 96.50 96.50 2 Phosphoruspentoside(as P2O5)min% 51.50 51.50 3 Ortho Phosphate Qualified Qualified 4 PH 9.9-10.7 9.9-10.7 6 Heavy metals(as Pb) max% 0.001 7 Arsenic(as As) max% 0.0003 8 Fluoride(as F) max% 0.005 9 Water insoluble max% 0.15 0.20 Uses : Mainly used as detergent in washing, bleach in paper-making, and dlectroplating, etc. For food grade it is mainly used as food additive, buffering agent, emulsification agent, and nourishment, and modifying agent, etc. Synonyms : Sodium pyrophosphate;Tetrasodium pyrophosphate;TSPP;Tetra Sodium Pyrophosphate;Tetrasodium Diphosohate; Molecular Structure : 
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