Calcium Oxide (Powder) 90% Extrapure
Lime; Quicklime
Product Code. |
00658 |
Grade |
Extrapure |
Purity |
90% |
CAS No. |
1305-78-8 |
Molecular Formula |
CaO |
Molecular Weight |
56.08 |
H.S.Code |
2825.90900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White |
Odour |
Odorless |
| pH value |
12.5 (1.65 g/L aq sol) |
Melting point/ Freezing point [°C] |
2.614 °C |
Boiling point [°C] |
2.850 °C |
| Density [g/cm3] |
3.3 |
Packaging
Specification
| Appearance | White to off white powder |
| Assay | Min 90.0% |
| Substance insoluble in HCl | Max 0.1% |
| Chloride (Cl) | Max 0.05% |
| Sulphate (SO4) | Max 0.5% |
| Heavy metal (as Pb) | Max 0.005% |
| Loss on ignition (at 800°C) | Max 10.0% |
Safety Information and Hazard Symbols
Symbol: GHS05, GHS07
Signal Word: Danger
UN No.: 1910
IMCO Class No.: 8
Packing Group: III
Hazardous Statement: H315-H318-H335
Precaution Statement: P261-P280-P305 + P351 + P338