Calcium oxide

• Catalog No.: 12047
• CAS Number: 1305-78-8
• M. F.: CaO
• M. W.: 56.0774
• Purity: 96-100.5% (ex ignited substance)

SYNONYMS

• Title: 氧化钙
• IUPAC name: oxocalcium
• IUPAC Traditional name: limestone
• Synonyms: 生石灰; Quicklime; Lime; 石灰

DATABASE IDS

• MDL Number: MFCD00010911
• PubChem SID: 24847417
• CAS Number: 1305-78-8
• EC Number: 215-138-9

PROPERTIES

• Antion Traces: fluoride (F-): ≤150 mg/kg
• Cation Traces: As: ≤3 mg/kg
• Cation Traces: Pb: ≤2 mg/kg
• Grade: puriss.
• Impurities: ≤0.5% insoluble in HCl
• Impurities: ≤2.5% Mg and alkali salts (SO4)
• Linear Formula: CaO
• Loss on Drying: ≤3.5% loss on ignition
• Purity: 96-100.5% (ex ignited substance)
• Quality: meets analytical specification of FCC
• Apperance: powder (fine)
• Boiling Point: 2850 °C(lit.)
• Density: 3.3 g/mL at 25 °C(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H315-H318-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P261-P280-P305 + P351 + P338
• Risk Statements: 37/38-41
• RTECS: EW3100000
• Safety Statements: 26-39
• German water hazard class: 1