Potassium carbonate

Modify Date: 2025-08-20 21:46:37

Potassium carbonate structure	Common Name	Potassium carbonate
	CAS Number	584-08-7	Molecular Weight	138.21
	Density	2.43 g/mL at 25 °C	Boiling Point	333.6ºC at 760 mmHg
	Molecular Formula	CK₂O₃	Melting Point	891 °C(lit.)
	MSDS	Chinese USA	Flash Point	111ºC
	Symbol	GHS07	Signal Word	Warning

Use of Potassium carbonate

Anhydrous potassium carbonate, 99.995% metals basis is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

Name	Potassium carbonate
Synonym	More Synonyms

Description	Anhydrous potassium carbonate, 99.995% metals basis is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Related Catalog	Research Areas >> Others
In Vitro	Potassium carbonate 具有广泛的工业和研究应用。碳酸钾的主要用途是制造化学品、化肥、肥皂和玻璃。它用作溶剂的干燥剂，特别是在存在痕量酸的情况下，以及用作有机合成中产生的酸的清除剂。它在葡萄酒生产过程中用作缓冲剂。它也被用作灭火器中的灭火剂。在有机合成中，它是广泛用于碳、硫、氮和氧中心的烷基化和芳基化反应的试剂。它还用于醛醇缩合、Michael 反应、酰化、Wittig 反应、Knoevenagel 反应、消除反应、环氧树脂开环、循环、金属催化的交叉偶联反应、水合和多种反应。

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)

Potassium carbonate MSDS(Chinese)

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)

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

Precursor 10
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DownStream 10
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CAS#:42872-30-0 UNII:T1XT2245YV CAS#:542-52-9 Dibutyl carbonate

HS Code	2836400000

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China
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