中文名称: 磷酸三钠
其他中文名称: 正磷酸钠;十二水磷酸钠;磷酸三钠十二水合物
英文名称: TSP
其他英文名称: sodium phosphate;Sodium phorhoate tribaric dodecahydrate;Trisodium Phosphate dodecahydrate
产品规格: AR,98%
磷酸三钠包装:500克
CAS号:10101-89-0
Na3PO4·12H2O=380.12
级别:AR
磷酸三钠含量:≥98.0%
澄清度试验:合格
二钠盐:≤0.5%
硫酸盐:≤0.01%
氯化物:≤0.005%
砷:≤0.0003%
游离碱:≤1.5%
总氮量:≤0.002%
铁:≤0.0005%
重金属:≤0.001%
性状:结晶,能溶于水。水溶液呈酸性。急热到约75℃熔融,在100℃时失去11分子结晶水,到200℃时也不完全脱水。熔于3.5份水和1份沸水,不溶于乙醇。在水溶液中几乎完全分解为磷酸氢二钠和氢氧化钠,有强碱性,0.1%溶液的pH为11.5。微毒,半数致死量(大鼠,经口)7.40g/kg。有腐蚀性。水中溶解度:258 G/L(20°C)。密度:1.62;熔点:75℃
用途:生化研究。软水剂,照相显影剂,清洁剂
保存:RT
包装形式:瓶装或盒装
试剂取用:严格按磷酸三钠说明书操作,勿食、勿接触皮肤、眼、口等人体重要部位及器官
我们提供的试剂产品品质优良,都是通过严格的检测体系认证
保存注意事项:低温、避光、干燥阴凉处封闭贮存,严禁与有毒、有害物品混放、混运。本品为非危险品,可按一般化学品运输,轻搬动轻放,防止日晒、雨淋。
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