CAS号:13765-24-7
品名:氟化钐,无水Samarium(III)fluoride
中文别名:氟化钐;无水氟化钐;三氟化钐;
英文别名:Samariumfluoride;Samariumtrifluoride;
分子式:F3Sm
分子量:207.355
精确质量:208.915
Psa:0.0
EINECS号:237-367-3
MDL号:MFCD00049540
外观与性状:黄色无气味的粉末
密度:6.928 g/cm3
沸点:2323ºC
熔点:1306ºC
稳定性:Stable under normal temperatures and pressures.
储存条件:Store in a tightly closed container. Keep under an argon blanket. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep away from acids. Store protected from moisture.
蒸汽压:922mmHg at 25°C
安全说明:S26-S36/37/39-S45
危险类别码:R23/24/25; R32
危险品运输编码:UN 3288
危险类别:6.1
包装等级:III
危险品标志:T
简介:Samarium(III)fluoride(SmF3)isaslightlyhygroscopicsolidfluoride.Atroomtemperature,ithasorthorhombicstructurewithspacegroupPnma–β-YF3typewithlatticeconstantsa=666,9pm,b=705,9pm,c=440,5pm.Above495°C,ithastherhombohedralLaF3structure(spacegroupP3cl)–withlatticeconstantsa=707,c=724pm.
用途:光学镀膜、光纤掺杂、激光晶体、单晶原料、激光放大器、催化助剂等。
钐