Potassium carbonate

Names

[ CAS No. ]:
584-08-7

[ Name ]:
Potassium carbonate

[Synonym ]:
MFCD00011382
POTASH
Pearl dust
EINECS 209-529-3
PEARL ASH
dipotassium carbonic acid
K-Gran
Kaliumcarbonat
alt of wormwood
Montreal potash
SALT OF TARTAR
K2CO3
Sal absinthii

Chemical & Physical Properties

[ Density]:
2.43 g/mL at 25 °C

[ Boiling Point ]:
333.6ºC at 760 mmHg

[ Melting Point ]:
891 °C(lit.)

[ Molecular Formula ]:
CK₂O₃

[ Molecular Weight ]:
138.21

[ Flash Point ]:
111ºC

[ Exact Mass ]:
137.912155

[ PSA ]:
63.19000

[ Storage condition ]:
Store at RT.

[ Stability ]:
Stable. Incompatible with moisture, acids, magnesium bromine trifluoride and magnesium bromine trichloride.

[ Water Solubility ]:
1120 g/L (20 ºC)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TS7750000

CAS REGISTRY NUMBER :: 584-08-7

LAST UPDATED :: 199710

DATA ITEMS CITED :: 11

MOLECULAR FORMULA :: C-O3.2K

MOLECULAR WEIGHT :: 138.21

WISWESSER LINE NOTATION :: KA2 C-O3

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 :: 1870 mg/kg

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

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >500 mg/m3

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2570 mg/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - wild bird species

DOSE/DURATION :: 100 mg/kg

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

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 43 mg/m3/17W

TOXIC EFFECTS :: Cardiac - EKG changes not diagnostic of specified effects Kidney, Ureter, Bladder - other changes in urine composition Nutritional and Gross Metabolic - changes in potassium

MUTATION DATA

TEST SYSTEM :: Rodent - rat

DOSE/DURATION :: 504 gm/kg/4W (Continuous)

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 27,403,1989 *** 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 - 60350 No. of Facilities: 16894 (estimated) No. of Industries: 136 No. of Occupations: 91 No. of Employees: 86887 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 60350 No. of Facilities: 35074 (estimated) No. of Industries: 207 No. of Occupations: 133 No. of Employees: 478866 (estimated) No. of Female Employees: 139011 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn:Harmful

[ Risk Phrases ]:
R22;R36/37/38

[ Safety Phrases ]:
S26-S36-S37/39

[ RIDADR ]:
3262

[ WGK Germany ]:
1

[ RTECS ]:
TS7750000

[ Packaging Group ]:
III

[ HS Code ]:
2836400000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Potassium formate
Potassium cyanate
Potassium ethanedioate hydrate (2:1:1)
Potassium hydrogen carbonate
Potassium acetate
dipotassium (R*,R*)-(±)-tartrate
DIPOTASSIUM SUCCINATE TRIHYDRATE
potassium dihydrogen 2-hydroxypropane-1,2,3-tricarboxylate
sodium carbonate
Carbon dioxide

DownStream

2-(1-ethoxyethoxy)acetaldehyde
N-[4-(quinolin-2-ylmethoxy)phenyl]acetamide
2-(4-benzhydrylpiperazin-1-yl)ethanol
Zinc Acetate
ETHYL ISONICOTINIMIDATE
3-Isopropoxy-4-methoxy-benzaldehyde
Methyl 3-methoxy-4-methylbenzoate
ketoprofen
UNII:T1XT2245YV
Dibutyl carbonate

Customs

[ HS Code ]: 2836400000

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