氟化钙 分析纯 萤石 专业帮忙大宗采购 7789-75-5

中文名萤石英文名Calcium fluoride别名萤石氟石氟化钙萤石粉氟石粉氟化钙,沉淀物氟化钙晶片, 22MM X 4MM, POLISHED BOTH SIDES英文别名CALIFpFluorite powderCalciuM florideCalcium fluorideCalciumfluoride2CAF1-like proteinCalcium Fluoride in chinaCalciumfluoridewhitepowderCalciumfluorideprecipitatedcalcium fluoride anhydrousCalciumfluoridepowderednaturalmineral1calcium fluoride coating quality balzersCalciumfluoridephosphorgrademicronwhitepowderANTI-CNOT8 (C-TERM) antibody produced in rabbitCAS7789-75-5EINECS232-188-7化学式CaF2分子量78.07InChIInChI=1/FO2/c2-1-3/q-1InChIKeyWUKWITHWXAAZEY-UHFFFAOYSA-L密度3.18 g/mL at 25 °C (lit.)熔点1402 °C沸点2500 °C (lit.)闪点2500°C水溶性0.015 g. per 100g H20 at room temperature.(INSOLUBLE)溶解度微溶于酸; 不溶于丙酮。折射率1.434存储条件-20°C稳定性稳定。氟化钙对有机化学物质和许多酸 (包括HF) 是惰性的。它会慢慢溶解在硝酸中。敏感性Hygroscopic外观杆比重3.18颜色whiteMerck14,1667Ksp沉淀平衡常数pKsp: 8.28暴露限值ACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3