Sodium phosphate dibasic heptahydrate

Names

[ Name ]:
Sodium phosphate dibasic heptahydrate

[Synonym ]:
Sodium phosphate dibasic heptahydrate
Sodium phosphate, dibasic, heptahydrate
EINECS 231-448-7
Sodium hydrogen phosphate hydrate (2:1:7)
MFCD00149180
Disodium hydrogen phosphate heptahydrate
PHOSPHORIC ACID, DISODIUM SALT, HEPTAHYDRATE

Chemical & Physical Properties

[ Density]:
1.68 g/mL at 25 °C(lit.)

[ Boiling Point ]:
158ºC at 760 mmHg

[ Melting Point ]:
48 °C

[ Molecular Formula ]:
H₁₅Na₂O₁₁P

[ Molecular Weight ]:
268.066

[ Exact Mass ]:
268.014740

[ PSA ]:
157.84000

[ Vapour density ]:
4.9 (vs air)

[ Storage condition ]:
Store at RT.

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WC4600000

CAS REGISTRY NUMBER :: 7782-85-6

LAST UPDATED :: 199603

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: H-O4-P.2Na.7H2-O

MOLECULAR WEIGHT :: 383.05

WISWESSER LINE NOTATION :: .NA2.P-O3-Q QH7

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 :: 12930 mg/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4887 No. of Facilities: 219 (estimated) No. of Industries: 3 No. of Occupations: 13 No. of Employees: 2878 (estimated) No. of Female Employees: 2288 (estimated)

Safety Information

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

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
UN 3077 9 / PGIII

[ WGK Germany ]:
2

[ RTECS ]:
WC4600000

[ HS Code ]:
2835220000

Customs

[ HS Code ]: 2835220000

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Related Compounds

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