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Sodium Pyrophosphate (TSPP)
1 Product Brief Introduction CAS: 7722-88-5
Synonyms:
Sodium pyrophosphate; Tetrasodium pyrophosphate; TSPP; Tetra Sodium Pyrophosphate; Tetrasodium Diphosohate
2 Product Details
Product:
Industrial Sodium Pyrophosphate(SPP)
Molecular formula
Na4P2O7
Molecular weight
265.9
Appearance:
white crystalline powder
Application:
Used as washing agebt,bleaching agent,water treatment agent,electrical coating, petroleum drilling,etc.
Package:
25KG double inner plastic and outer knitting bag;customer’s demand
Specification:
In conformity to HG/T2968-1999,customer’s demand.
Storage :
Into the receptacle tightly, store in a cool, dry place
3 Technical Specifications
Density (g/mL, 25 DHS C)
2.534
Melting pointºC）：
980
Solubility:
Soluble in water, alkaline aqueous solution, insoluble in alcohol.
sodium pyrophosphate:≥%
97.5
Water content:≥%
0.20
PH (10 g/L):
9.9-10.07
Orthophosphate:
Pass the test
4 Safety Condition
Risk Statements:
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
Acute toxicity
LD50：4000 mg/kg irritating
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