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ChemicalBook >> CAS DataBase List >> Potassium carbonate

Potassium carbonate

Potassium carbonate price.
  • $5 - $7200
  • Product name: Potassium carbonate
  • CAS: 584-08-7
  • MF: K2CO3
  • MW: 138.21
  • EINECS:209-529-3
  • MDL Number:MFCD00011382
  • Synonyms:POTASSIUMCARBONATE,ANHYDROUS,GRANULAR,FCC;POTASSIUMCARBONATE,ANHYDROUS,GRANULAR,PURIFIED;POTASSIUMCARBONATE,ANHYDROUS,GRANULAR,REAGENT,ACS;POTASSIUMCARBONATE,ANHYDROUS,GRANULAR,REAGENT,ACS(BULK;POTASSIUMCARBONATE,ANHYDROUS,GRANULAR,USP;POTASSIUM CARBONATE: 99.998% PURATREM;Potassium carbonate,99+%,for analysis,anhydrous;Potassium Carbonate, Puratronic (Metals Basis)
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  • ManufacturerAK Scientific
  • Product numberS259
  • Product descriptionPotassiumcarbonate,anhydrous,granular
  • Packaging25g
  • Price$11
  • Updated2021-12-16
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  • ManufacturerAK Scientific
  • Product number9950AL
  • Product descriptionPotassiumcarbonate,anhydrouspowder~325mesh
  • Packaging1kg
  • Price$94
  • Updated2021-12-16
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  • ManufacturerAlfa Aesar
  • Product number012609
  • Product descriptionPotassium carbonate, ACS, 99.0% min
  • Packaging25g
  • Price$26.4
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number010838
  • Product descriptionPotassium carbonate, Puratronic?, 99.997% (metals basis)
  • Packaging5g
  • Price$27.8
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product numberA16625
  • Product descriptionPotassium carbonate, anhydrous, 99%
  • Packaging500g
  • Price$42.1
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number012609
  • Product descriptionPotassium carbonate, ACS, 99.0% min
  • Packaging100g
  • Price$50.2
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number012609
  • Product descriptionPotassium carbonate, ACS, 99.0% min
  • Packaging500g
  • Price$64.8
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product numberA16625
  • Product descriptionPotassium carbonate, anhydrous, 99%
  • Packaging2500g
  • Price$88.1
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number010838
  • Product descriptionPotassium carbonate, Puratronic?, 99.997% (metals basis)
  • Packaging25g
  • Price$92.1
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number012609
  • Product descriptionPotassium carbonate, ACS, 99.0% min
  • Packaging1kg
  • Price$102
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA16625
  • Product descriptionPotassium carbonate, anhydrous, 99%
  • Packaging10000g
  • Price$266
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number010838
  • Product descriptionPotassium carbonate, Puratronic?, 99.997% (metals basis)
  • Packaging100g
  • Price$312
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number012609
  • Product descriptionPotassium carbonate, ACS, 99.0% min
  • Packaging5kg
  • Price$359
  • Updated2023-06-20
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  • ManufacturerAmbeed
  • Product numberA442495
  • Product descriptionPotassium carbonate 99+%
  • Packaging100g
  • Price$5
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA442495
  • Product descriptionPotassium carbonate 99+%
  • Packaging500g
  • Price$7
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA442495
  • Product descriptionPotassium carbonate 99+%
  • Packaging1kg
  • Price$11
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific S259 Potassiumcarbonate,anhydrous,granular 25g $11 2021-12-16 Buy
AK Scientific 9950AL Potassiumcarbonate,anhydrouspowder~325mesh 1kg $94 2021-12-16 Buy
Alfa Aesar 012609 Potassium carbonate, ACS, 99.0% min 25g $26.4 2023-06-20 Buy
Alfa Aesar 010838 Potassium carbonate, Puratronic?, 99.997% (metals basis) 5g $27.8 2023-06-20 Buy
Alfa Aesar A16625 Potassium carbonate, anhydrous, 99% 500g $42.1 2024-03-01 Buy
Alfa Aesar 012609 Potassium carbonate, ACS, 99.0% min 100g $50.2 2023-06-20 Buy
Alfa Aesar 012609 Potassium carbonate, ACS, 99.0% min 500g $64.8 2023-06-20 Buy
Alfa Aesar A16625 Potassium carbonate, anhydrous, 99% 2500g $88.1 2024-03-01 Buy
Alfa Aesar 010838 Potassium carbonate, Puratronic?, 99.997% (metals basis) 25g $92.1 2024-03-01 Buy
Alfa Aesar 012609 Potassium carbonate, ACS, 99.0% min 1kg $102 2024-03-01 Buy
Alfa Aesar A16625 Potassium carbonate, anhydrous, 99% 10000g $266 2024-03-01 Buy
Alfa Aesar 010838 Potassium carbonate, Puratronic?, 99.997% (metals basis) 100g $312 2023-06-20 Buy
Alfa Aesar 012609 Potassium carbonate, ACS, 99.0% min 5kg $359 2023-06-20 Buy
Ambeed A442495 Potassium carbonate 99+% 100g $5 2021-12-16 Buy
Ambeed A442495 Potassium carbonate 99+% 500g $7 2021-12-16 Buy
Ambeed A442495 Potassium carbonate 99+% 1kg $11 2021-12-16 Buy

Properties

Melting point :891 °C (lit.)
Boiling point :decomposes [STR93]
Density :2.43 g/mL at 25 °C
storage temp. :Store at +5°C to +30°C.
solubility :H2O: 1 M at 20 °C, clear, colorless
pka :10.33[at 20 ℃]
form :powder
Specific Gravity :2.29
color :Yellow
PH :10.52(1 mM solution);11(10 mM solution);11.36(100 mM solution);
Odor :at 100.00?%. odorless
Water Solubility :1120 g/L (20 ºC)
Sensitive :Hygroscopic
λmax :λ: 260 nm Amax: 0.03
λ: 280 nm Amax: 0.02 Merck :14,7619
BRN :4267587
Dielectric constant :5.6(16.0℃)
Stability :Stable. Incompatible with moisture, acids, magnesium bromine trifluoride and magnesium bromine trichloride.
CAS DataBase Reference :584-08-7(CAS DataBase Reference)
NIST Chemistry Reference :Dipotassium carbonate(584-08-7)
EPA Substance Registry System :Potassium carbonate (584-08-7)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Potassium carbonate (molecular formula: K2CO3), also known as potash or pearl ash, appears as a white powder or as colorless solid crystal with salty taste and deliquescence. It can be dissolved in water to form a strongly alkaline solution. However, it is insoluble in organic solvents such as ethanol. It has wide applications. For example, it can be used as a drying agent, buffering agent and a source of potassium in laboratory. It can also be used for the manufacturing of fire extinguishers, soap, glass, and soften water. In addition, it is also used during the production of cocoa powder to balance pH. Moreover, it can be supplied to effervescent tablets which can conveniently provide potassium when there are low levels of potassium in the blood for patients caused by various kinds of factors. In industry, potassium carbonate is manufactured though first performing electrolysis of potassium chloride to generate potassium hydroxide, followed by reaction with carbon dioxide to derive the product. It is toxic upon eye contact, inhalation and ingestion. For rats, it has an oral LD50 being 1870 mg/kg. It has chronic effects on humans, causing damage to the mucous membranes, skin, and eyes.

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