CAS号:7440-09-7
品名:钾potassiumatom
中文别名:金属钾;金属钾/钾标液;
英文别名:potassiumionO3P;Potassium;potassiumpowder;potassiumPO3;anti-potassium;anhydrouspotassium;potassiumpolymetaphosphate;Metaphosphoricacid(HPO3),potassiumsalt;
分子式:HK
分子量:40.1062
精确质量:39.9715
Psa:0.0
RTECS号:TS8050000
UNII号:RWP5GA015D
外观与性状:银色固体
密度:1.98g/mLat 25°C(lit.)
沸点:770 °C
熔点:770°C(lit.)
折射率:n20/D 1.334
稳定性:Stable. Moisture and air-sensitive. Spontaneously combustible through the generation and ignition of hydrogen. Reacts violently with water and acids, alcohols, carbon monoxide. Store under oil.
储存条件:库房通风低温干燥,与酸、氧化剂分开存放
蒸汽压:0.09 mm Hg ( 260 °C)
安全说明:S8-S43-S45-S5B-S5*
危险类别码:R14/15; R34
WGK Germany:2
危险品运输编码:UN 2257 4.3/PG 1
危险类别:4.3
包装等级:I
危险品标志:C
信号词:Danger
危险性防范说明:P223; P231 + P232; P280; P305 + P351 + P338; P370 + P378; P422
危险标志:GHS02, GHS05
危险性描述:H260; H314
无机单元素标准溶液