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CALCIUM HYDROXIDE AR

Article No. 02470 Grade AR
Purity 96% CAS No. 1305-62-0
Molecular Formula Ca(OH)2 Molecular Weight 74.09
H.S. Code 2825.9040 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White powder
Odour Odorless pH value 12.4
Melting point/ Freezing point [°C] 580°C Density [g/cm3] 2.24
Solubility in water [% weight] 0.185 g/100 cc water @ 00C

Specifications

Appearance White light powder Assay (acidimetric) Min 96%
Calcium carbonate (as CaCO3) Max 3.0% Substance insoluble in HCl Max 0.1%
Chloride (Cl) Max 0.03% Sulphate (SO4) Max 0.1%
Heavy metal (as Pb) Max 0.005% Iron (Fe) Max 0.05%
Substance not precipitated by ammonium oxalate (as SO4) Max 2.5%

Safety Information and Hazard Symbols

Corrosion
Symbol: GHS05
Signal Word: Danger
Hazardous Statement: H318
Precaution Statement: P280-P305 + P351 + P338
Revision Date: 05-Feb-2021

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