Potassium phosphate

Modify Date: 2024-01-02 10:07:19

Potassium phosphate Structure
Potassium phosphate structure
Common Name Potassium phosphate
CAS Number 7778-53-2 Molecular Weight 212.266
Density 2.564 g/mL at 25 °C(lit.) Boiling Point 158ºC at 760 mmHg
Molecular Formula K3O4P Melting Point 1340 °C
MSDS Chinese USA Flash Point N/A
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

Name tripotassium phosphate
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.564 g/mL at 25 °C(lit.)
Boiling Point 158ºC at 760 mmHg
Melting Point 1340 °C
Molecular Formula K3O4P
Molecular Weight 212.266
Exact Mass 211.844543
PSA 96.06000
LogP 0.38600
Stability Stable. Incompatible with strong oxidizing agents, moisture.
Water Solubility 50.8 g/100 mL (25 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TC8450000
CHEMICAL NAME :
Phosphoric acid, tripotassium salt
CAS REGISTRY NUMBER :
7778-53-2
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
O4-P.3K
MOLECULAR WEIGHT :
212.27

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571153 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4640 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571153
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>4640 mg/kg
TOXIC EFFECTS :
Skin and Appendages - dermatitis, irritative (after systemic exposure) Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571153 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83451 No. of Facilities: 2277 (estimated) No. of Industries: 26 No. of Occupations: 19 No. of Employees: 7863 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83451 No. of Facilities: 4300 (estimated) No. of Industries: 53 No. of Occupations: 49 No. of Employees: 53015 (estimated) No. of Female Employees: 10283 (estimated)

 Safety Information

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H318-H335
Precautionary Statements P280-P304 + P340 + P312-P305 + P351 + P338 + P310
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;C: Corrosive;
Risk Phrases R38;R41
Safety Phrases S26-S39-S45-S36/37/39
RIDADR UN 1805 8/PG 3
WGK Germany 2
RTECS TC8450000
HS Code 2835240000

 Customs

HS Code 2835240000

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 Synonyms

Potassium phosphate
Potassium orthophosphate
MFCD00036295
EINECS 231-907-1
Tripotassium phosphate
Phosphoric acid tripotassium salt
Tripotassium orthophosphate
Caswell No. 700A
Phosphoric acid,tripotassium salt
Potassium phosphate, tribasic
Potassium phosphate tribasic
Potassium monophosphate
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