Sichuan Shifang Jingyou Chemical Co., Ltd.

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	Tetra Sodium Pyrophosphate

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Byname: Tetra Sodium pyrophosphate Molecular formula: Na4P2O7 Molecular Weight: 265.9 Standard executed: HG/T2968-1988 CAS;NO:7722-88-5 Properties: White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890 ; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 but will be hydrolyzed into di-sodium phosphate when boiled . Uses: Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver. Packing and storage: In double layer bags of 25Kg net. It must be stored in places well ventilated and dry.