Disodium pyrophosphate

Names

[ Name ]:
Disodium pyrophosphate

[Synonym ]:
SODIUM ACID PYROPHOSPHATE
Disodium dihydrogen diphosphate
phosphonate, oxybis-, disodium salt
EINECS 272-808-3
MFCD00134118
Disodium pyrophosphate
Sodium polyphosphate
Pyrophosphoric acid, disodium salt
Phosphonate, P,P'-oxybis-, sodium salt (1:2)

Chemical & Physical Properties

[ Density]:
1.25

[ Melting Point ]:
628 °C

[ Molecular Formula ]:
NaO₁₈P₆-----

[ Molecular Weight ]:
221.939

[ Exact Mass ]:
221.907120

[ PSA ]:
548.04000

[ LogP ]:
3.02880

[ Appearance of Characters ]:
crystalline

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TR4950250

CHEMICAL NAME :: Polyphosphoric acids, sodium salts

CAS REGISTRY NUMBER :: 68915-31-1

LAST UPDATED :: 199701

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3053 mg/kg

TOXIC EFFECTS :: Gastrointestinal - ulceration or bleeding from stomach Gastrointestinal - ulceration or bleeding from duodenum Gastrointestinal - ulceration or bleeding from small intestine

REFERENCE :: TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 31(Suppl),44,1986

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 7572 mg/kg

TOXIC EFFECTS :: Gastrointestinal - ulceration or bleeding from stomach Gastrointestinal - ulceration or bleeding from duodenum Gastrointestinal - ulceration or bleeding from small intestine

REFERENCE :: TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 31(Suppl),44,1986

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 680 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PHTOEH Pharmacology and Toxicology (Copenhagen). (Munksgaard International Pub., POB 2148, DK-1016 Copenhagen K, Denmark) V.60- 1987- Volume(issue)/page/year: 64,247,1989

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
1

[ RTECS ]:
TR4950250

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