Disodium dihydrogen diphosphate
Names
[ CAS No. ]:
7758-16-9
[ Name ]:
Disodium dihydrogen diphosphate
[Synonym ]:
DISODIUM PYROPHOSPHATE
Disodium dihydrogen diphosphate
SAPP 28
SAPP
disodiumdiphosphate
DSPP
MFCD00014246
EINECS 231-835-0
SAPP 40
DisodiuM pytophospha
dinatriumpyrophosphat
Phosphonate, P,P'-oxybis-, sodium salt (1:2)
sodiumpyrophosphate,acid
Biological Activity
[Description]:
[Related Catalog]:
[In Vivo]
[References]
Chemical & Physical Properties
[ Density]:
2.311 g/cm3 (25ºC)
[ Melting Point ]:
988ºC
[ Molecular Formula ]:
H2Na2O7P2
[ Molecular Weight ]:
221.93900
[ Exact Mass ]:
221.90700
[ PSA ]:
149.57000
[ LogP ]:
0.06480
[ Stability ]:
Stable.
[ Water Solubility ]:
H2O: 0.1 M at 20 °C, clear, colorless
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UX6475000
- CHEMICAL NAME :
- Pyrophosphoric acid, disodium salt
- CAS REGISTRY NUMBER :
- 7758-16-9
- LAST UPDATED :
- 199707
- DATA ITEMS CITED :
- 8
- MOLECULAR FORMULA :
- H2-O7-P2.2Na
- MOLECULAR WEIGHT :
- 221.94
- WISWESSER LINE NOTATION :
- NA2 P2-O3-Q2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2650 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,445,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,24,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 480 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,445,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 59 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,445,1957
- TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- >300 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,47,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2309 No. of Facilities: 519 (estimated) No. of Industries: 15 No. of Occupations: 15 No. of Employees: 2961 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2309 No. of Facilities: 2180 (estimated) No. of Industries: 41 No. of Occupations: 39 No. of Employees: 48188 (estimated) No. of Female Employees: 9570 (estimated)
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H319
[ Precautionary Statements ]:
P305 + P351 + P338
[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
36
[ Safety Phrases ]:
S24/25
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
2
[ RTECS ]:
UX6475000
[ HS Code ]:
2835399000
Customs
[ HS Code ]: 2835399000
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