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CAS NO 7722-88-5 Sodium pyrophosphate

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Place of Origin: China

Brand name: HOOCHEM

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Keyword: sapp, sodium pyrophosphate, cas no 7722-88-5, sodium pyrophosphate technical

Category: Catalyst & Chemical Auxiliaries

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Product name	CAS NO 7722-88-5 Sodium pyrophosphate	Certification	-
Category	Catalyst & Chemical Auxiliaries	Ingredients	-
Keyword	sapp , sodium pyrophosphate , cas no 7722-88-5 , sodium pyrophosphate technical	Unit Size	10.0 * 40.0 * 80.0 cm
Brand name	HOOCHEM	Unit Weigh	25 kg
origin	China	Stock	-
Supply type	-	HS code	-

Product Information

Chemical Name:Sodium pyrophosphate

Other name:Tetra-Sodium pyrophosphate decahydrate; TSPP decahydrate;Sodium pyrophosphate decahydrate

Appearance:White powder or crystal

MF：Na4P2O7

Molecular weight： 265.9

CAS No.: 7722-88-5

EINECS No.: 231-767-1

HS CODE:28353990

2.Properties:White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890C; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70C but will be hydrolyzed into di-sodium phosphate when boiled .

Assay (as Na4P2O7 ): 96.5% min.

3.Specification:

Item Tech Grade Food Grade

Main conten(Na4P2O7)% 96.5min 96.5min

P2O5% 51.5min 51.5min

PH value 9.9-10.7 9.9-10.7

Water insoluble% 0.2max 0.2max

Size(through 60mesh sieve) 90 90

Fluoride(as F) % 0.005max 0.005max

Heavy metal(Pb) % 0.003max 0.001max

4.Use: 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.

5.Packing: double layer bags of 25Kg net weight.