Bases & alkalis

CALCIUM HYDROXIDE AR

Article code: 02470
CAS: 1305-62-0
Grade: AR
Purity: 96%
Category: Bases & alkalis

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Properties

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
Supply conditions: EUC Required

Product information

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%

Packaging options

500 g (00500)

Details

CALCIUM HYDROXIDE AR EUC Required MSDS DE EN FR KO PT ES TH TR COAs Packings 500 g (00500) Print friendly version 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 Symbol: GHS05 & GHS07 Signal Word: Danger Hazardous Statement: H315-H318-H335 Precaution Statement: P261-P280-P302+P352-P304+P340-P305+P351+P338 Revision Date: 24-Sep-2026 Home Lab Chemicals Inorganic Bases CALCIUM HYDROXIDE