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POTASSIUM CARBONATE - SIGMA ALDRICH 209619-500G
POTASSIUM CARBONATE - SIGMA ALDRICH 209619-500G
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Last update: Oct 03, 2024
MYR 863.00 / Unit Savings 4.11%
RRP MYR 900.00

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MYR 863.00 MYR 900.00 4.11 % OFF

Minimum Order: 1 Unit

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Product Description Specification

grade: ACS reagent

Quality Level: 200

Assay: ≥99.0%

form: powder or crystals

impurities: ≤0.004% S compounds as (SO42-)
≤0.005% silica
≤0.01% insolubles

pH: 11-13 (25 °C, 138 g/L)

mp: 891 °C (lit.)

anion traces: chloride (Cl-): ≤0.003%
phosphate (PO43-): ≤0.001%

cation traces: Ca: ≤0.005%
Fe: ≤5 ppm
Mg: ≤0.002%
Na: ≤0.02%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string: [K+].[K+].[O-]C([O-])=O