ChemNet > CAS > 7320-34-5 Potassium Diphosphate

7320-34-5 Potassium Diphosphate

product Name	Potassium Diphosphate
CAS No	7320-34-5
Synonyms	Diphosphoric acid, tetrapotassium salt; Potassium Pyrophosphate; Tetra-Potassium Pyrophosphate; TKPP; Tetrapotassium pyrophosphate; tetrapotassium diphosphate; diphosphoric acid, monopotassium salt; Tetra Potassium Pyrophosphate
Molecular Formula	K₄O₇P₂
Molecular Weight	330.336522
InChI	InChI=1/4K.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
EINECS	230-785-7
Molecular Structure
Melting point	1109℃
Water solubility	SOLUBLE
Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S36:;
MSDS	Material Safety Data Sheet

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Description	Molecular Formula: K4P2O7CAS Number: 7320-34-5Despcription:mp: 1109?CDensity: 2.534g/ml at 25?CSolubility in water: solubleSpecificationAssay: 96.0% minP2O5: 41.7% minOrthophosphate (PO4): 3.0% maxpH (1% solution): 10 - 10.5Loss on ignition: 1.0% maxWater insoluble matters: 0.1% maxIron(Fe): 40ppm max
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