Disodium pyrophosphate
Names
[ CAS No. ]:
68915-31-1
[ 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
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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