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POTASSIUM CARBONATE ANHYDROUS Extra Pure

COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1206500 1PDL00040K 1PDLP0065K
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Article No. 05335 Grade Extra Pure
Purity 99% CAS No. 584-08-7
Molecular Formula K2CO3 Molecular Weight 138.21
H.S. Code 2836.4000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 11 - 13 at 138 g/l at 25 °C
Melting point/ Freezing point [°C] 891 °C Density [g/cm3] 2.43
Solubility in water [% weight] 138 g/l at 20 °C - completely soluble

Specifications

Appearance A hygroscopic white crystalline powder or granules Assay (acidimetric) Min 99%
Insoluble matter in water Max 0.02% Loss on drying (at 300°C) Max 3%
Chloride (Cl) Max 0.01% Phosphate (PO4) Max 0.005%
Sulphate (SO4) Max 0.05% Calcium (Ca) Max 0.01%
Iron (Fe) Max 0.01% Magnesium (Mg) Max 0.01%

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
 Signal Word: Warning
 Hazardous Statement: H302-H315-H319-H335
 Precaution Statement: P261-P305 + P351 + P338
Revision Date: 21-Jan-2020

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