Potassium Carbonate - Materials / Alfa Chemistry

NAVIGATION

Potassium Carbonate

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Catalog Number

ACMA00014361

Product Name

Potassium Carbonate

Category

Glass Additives

Description

DryPowder; Liquid; OtherSolid; PelletsLargeCrystals;White, very deliquescent powder.; The hydrate occurs as small, white, translucent crystals or granules;COLOURLESS HYGROSCOPIC CRYSTALS OR HYGROSCOPIC WHITE POWDER.

IUPAC Name

dipotassium;carbonate

Molecular Weight

138.205g/mol

Molecular Formula

K2CO3? nH₂O (n = 0 or 1,5);K2CO3;K2CO3;CK2O3

Canonical SMILES

C(=O)([O-])[O-].[K+].[K+]

InChI

InChI=1S/CH₂O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI Key

BWHMMNNQKKPAPP-UHFFFAOYSA-L

Boiling Point

Decomposes

Melting Point

Mp 901 °;899 °C;891 °C

Density

2.29 g/cu cm;2.29 g/cm³

Solubility

Very soluble in water. Insoluble in ethanol;cold water];Insoluble in alcohol and acetone;111 g/100 g water at 25 °C;Soluble in 1 part cold, 0.7 part boiling water.;Solubility in water (g K2CO3/100 g H₂O): 105.5 at 0 °C; 108.0 at 10 °C; 110.5 at 20 °C; 113.7 at 30 °C; 155.7 at 100 °C;Solubility in water, g/100ml at 20 °C: 112

Color/Form

Colorless cubic crystals; hygroscopic;Granules or granular powder;White, deliquescent, granular, translucent powder

Complexity

18.8

Covalently-Bonded Unit Count

EC Number

209-529-3;209-529-3

Exact Mass

137.912157g/mol

Formal Charge

Heavy Atom Count

ICSC Number

1588

MeSH Entry Terms

K2CO3;potassium carbonate;potassium carbonate sesquihydrate

Monoisotopic Mass

137.912157g/mol

Odor

Odorless

Other Experimental

Hygroscopic;Enthalpy of fusion: 27.60 kJ/mol at 899 °C;Decomposes on heating with CO2 loss.;Deliquesces in moist air;K2CO3 forms several hydrates, of which K2CO3.1.5H₂O is the stable phase in contact with the saturated solution from 0 °C to about 110 °C.;Granular crystals; solubility 111 g/100 g water at 20 °C /Potassium carbonate sesquihydrate/;When it contains the full amount of water (16.36%) it is not hygroscopic. The aqueous solution is strongly alkaline. /Potassium carbonate sesquihydrate/

Rotatable Bond Count

RTECS Number

TS7750000

UNII

BQN1B9B9HA

MSDS

Download MSDS

COA

Download COA

Spec Sheet

Download Spec Sheet

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