铈
CAS号:16774-21-3
品名:硝酸铈铵Cericammoniumnitrate
中文别名:硝酸铵铈;硝酸铈(Ⅳ)铵;硝酸铈(IV)铵;硝酸铈(IV)铵;
英文别名:CERIUMAMMONIUMNITRATE;Ammoniumcerium(IV)nitrate;ceric(IV)ammoniumnitrate;Cerium(IV)AmmoniumNitrate;ceric;Ammoniumcericnitrate;ammoniumcerium(IV)nitrate;DiammoniumCerium(IV)Nitrate;Cericammoniumnitrate;CEROUSAMMONIUMNITRATE;Cerium(IV)DiammoniumNitrate;CeriumAmmoniumNitr;AMMONIUMCERICNITRATE;Ammoniumceriu;ammoniumceriumnitrate;CericAmmoniumNitrate;
分子式:CeH8N8O18
分子量:548.222
精确质量:547.901
Psa:414.1
EINECS号:240-827-6
MDL号:MFCD00151121
PubChem号:24853335
外观与性状:淡黄色颗粒
密度:1.10g/mLat 20°C
沸点:83ºC at 760 mmHg
熔点:107-108 °C
闪点:87ºC
稳定性:Stable. Oxidizer - contact with combustible material may cause fire. Incompatible with strong reducing agents, combustible material.
储存条件:0-6ºC
蒸汽压:49.8mmHg at 25°C
安全说明:S26-S36-S17-S37/39
危险类别码:R22; R36/37/38; R41; R8
WGK Germany:3
海关编码:2846109090
危险品运输编码:UN 1477 5.1/PG 2
危险类别:5.1
包装等级:III
危险品标志:Xn
信号词:Danger
危险性防范说明:P210; P220; P260; P280; P305 + P351 + P338; P370 + P378
危险标志:GHS03, GHS05, GHS07, GHS09
危险性描述:H272; H290; H302; H314; H317; H410
简介:硝酸铈铵是化学物质的一种,外观像橘红色的晶体,分子式为(NH4)2Ce(NO3)6,通常在有机合成中作为氧化剂。硝酸铈铵固体中含有两种离子:NH4+和[Ce(NO3)6]2−。六硝酸根合铈(IV)离子中,硝酸根作为双齿配体与Ce螯合。
用途:用作分析试剂,微量分析银和氧化剂