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Details for China TETRA SODIUM PYROPHOSPHATE(TSPP)

TETRA SODIUM PYROPHOSPHATE(TSPP) 7722-88-5

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 :

TETRA SODIUM PYROPHOSPHATE(TSPP) 7722-88-5

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