Specification :

Product: Sodium Pyrophosphate( TSPP)
Molecular formula: Na4P2O7
Molecular Weight: 265.9
CAS No.: 7722-88-5
Packing: packed in plastic woven bag with PE lining, 25kgs/ bag
Volume/ 20FCL: 22MT
Payment term: L/ C at sight or T/ T ( 30% T/ T in advance, 70% against the copy of B/ L) .
Standard executed: HG/ T2968-1999( Technical Grade) , GB8848-88( Food Grade)
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 .
Usage: 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.