S3445  

Calcium Oxide | 1305-78-8

Additional information

CAS ID

1305-78-8

IUPAC Name

oxocalcium

Molecular Formula

CaO

Molecular Weight

SMILES

O=[Ca]

Description

14778

Synonym: calcium oxide, burnt lime, calcia, calxyl, gebrannter kalk, unslaked lime, calcium monoxide, airlock, calx

Assay Percent Range97% min. (CaO) on dry substance (Complexometry)
Ammonium Hydroxide ppt2.0% max.
Linear FormulaCaO
Merck Index15,1688
Solubility InformationSolubility in water: reacts. Other solubilities: soluble in acids (reacts),soluble in glycerol,insoluble in alcohol
Formula Weight56.08
Physical FormPowder
GradeAnalysis
Heavy Metals (as Pb)100ppm max.
Insoluble Matter1% max. (in acetic acid)
Iron (Fe)1000ppm max.
Loss on Ignition5% max.
Nitrate500ppm max.
PackagingPlastic bottle
Sulfate1000ppm max.
Boiling Point2850°C
ColorWhite or Yellow
Melting Point2570°C
Chemical Name or MaterialCalcium oxide

technical service

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.