CALCIUM OXIDE LUMPS Extra Pure

Chemical Information
Article No.	AL1092
Grade	Extra Pure
Purity	90%
CAS Number	1305-78-8
Molecular Formula	CaO
Molecular Weight	56.08
HS Code	28259090
Shelf Life	3 Years

Physical Properties
Physical state at 20 °C	Solid
Colour	White powder
Boiling point(°C)	2.850 °C
Melting point/ Freezing point(°C)	2.614 °C
pH value	12.5 (1.65 g/L aq sol)
Density (g/cm3)	3.3
Odour	Odorless

Safety Information and Hazard Symbols
Precaution Statement	P261-P280-P305 + P351 + P338
Hazardous Statement	H315-H318-H335
Symbol	GHS05, GHS07
Signal Word	Danger
Packing Group	III

Specifications
Iron (Fe)	Max. 0.03%
Assay	Min. 90.0%
Sulphate (SO4)	Max. 0.5%
Heavy metals (as Pb)	Max. 0.005%
Chloride (Cl)	Max. 0.05%
Appearance	White lumps