TETRA SODIUM PYROPHOSPHATE(TSPP)

Cas No. :7722-88-5 Quantity: 20Metric Tons
Specs:96.5%min, P2O5:51.5%min
Price:enquiry USD Metric Tons
Payment Method: T/T,L/C

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

CAS Registry Number:
7722-88-5
Synonyms:
;Sodium pyrophosphate;Tetrasodium pyrophosphate;TSPP;Tetra Sodium Pyrophosphate;Tetrasodium Diphosohate;
Molecular Formula:
Na₄P₂O₇
Molecular Weight:
265.9
Molecular Structure:
Hazard Symbols:
Xi:Irritant;
Risk Codes:
R36/37/38:;
Safety Description:
S26:;
S36:;

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