1.02109

Calcium oxide from marble

small lumps ~3-20 mm

• 别名: Calcium oxide from marble, Lime, caustic, Quicklime
• 经验公式（希尔记法）: CaO
• CAS号: 1305-78-8
• 分子量: 56.08
• MDL號碼: MFCD00010911
• 分類程式碼代碼: 12352303
• 酶委員會索引編號: 215-138-9
• NACRES: NB.21

属性

• 等級: for analytical purposes
• 品質等級: 200
• 化驗: ≥95.0% (complexometric)
• 形狀: solid
• 雜質: ≤0.1% Substances insoluble in hydrochloric acid
• pH值: 12.6 (20 °C in H₂O, saturated solution)
• bp: 2850 °C/100 mbar
• mp: 2580 °C
• 密度: 3.37 g/cm³ at 20 °C
• 體積密度: 800‑1200 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤500 ppm; sulfate (SO₄^2-): ≤5000 ppm
• 正離子痕跡: heavy metals (as Pb): ≤50 ppm
• 儲存溫度: no temp limit
• SMILES 字串: [Ca]=O
• InChI: 1S/Ca.O
• InChI 密鑰: ODINCKMPIJJUCX-UHFFFAOYSA-N

说明

分析報告

Assay (complexometric): ≥ 95.0 %
Substances insoluble in hydrochloric acid: ≤ 0.1 %
Chloride (Cl): ≤ 500 ppm
Sulfate (SO₄): ≤ 5000 ppm
Heavy metals (as Pb): ≤ 50 ppm

安全信息

• 象形圖: GHS05,GHS07
• 訊號詞: Danger
• 危險聲明: H315 - H318 - H335
• 防範說明: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• 危險分類: Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• 標靶器官: Respiratory system
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable