sodium pyrophosphate
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Post Date:
Aug 25,2015
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Expiry Date:
Feb 21,2016
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Detailed Description:
Cas No. :7722-88-5
1．Chemical name：Sodium Pyrophosphate、Tetrasodium Pyrophosphate
2．M. F.:Na4P2O7
3．M. W. :265.90
4．Physical properties: White powder ,soluble in water，insoluble in ethanol。 basic property appeared in aqueous solution。it is liable to deliquesce by moisture in the air..
5．Quality standard:HG 2923-1999
Name of index
HG 2923-1999
Sodium Pyrophosphate Na4P2O7 %
96.5-100.5
Water Insoluble ≤%
0.2
PH (1% aqueous solution)
9.9-10.7
Arsenic (As) ≤%
0.0003
Heavy Metal (as Pb) ≤%
0.001
Fluoride (as F) ≤%
0.005
Loss on lgnition ≤%
0.5
Orthophosphate
pass test
6．Usage:Used as quality improver in food industry. Applied to can, fruit drinks, milk product, bean milk, and so on.
7．Packing: It is packed with ployethylene bags as line-r , and a woven bag as the outer layer. The net weight of each bag is 25kg.
8．Storage and transport: It should be stored in a dry . ventilative and clean warthouse; kept away from moisture and hot, Furthermore, it should be stored separstely from poisonous Substances
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CAS Registry Number:
7722-88-5
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Synonyms:
;Sodium pyrophosphate;Tetrasodium pyrophosphate;TSPP;Tetra Sodium Pyrophosphate;Tetrasodium Diphosohate;
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Molecular Formula:
Na4P2O7
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Molecular Weight:
265.9
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Molecular Structure:
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Hazard Symbols:
Xi:Irritant;
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Risk Codes:
R36/37/38:;
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Safety Description:
S26:;
S36:;
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