Potassium carbonate

Modify Date: 2024-01-02 09:23:31

Potassium carbonate Structure
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
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.

 Names

Name Potassium carbonate
Synonym More Synonyms

 Potassium carbonate Biological Activity

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
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。

 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)

 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
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

 Customs

HS Code 2836400000

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 Synonyms

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
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