多聚磷酸钠

中文名称： 多聚磷酸钠

其他中文名称： 三磷酸五钠；三聚磷酸钠；三磷酸钠；磷酸五钠；三聚磷酸五钠；多磷酸钠 

英文名称： STPP

其他英文名称： Sodium tripolyphosphate； Sodium triphosphate pentabasic ；Pentasodium tripolyphosphate；Sodium tripolyphosphate pentabasic

产品规格： CP，56%

包装：500克

CAS号：7758-29-4  

多聚磷酸钠Na5P3O10=367.86

级别：CP

含量（以P2O5计）：56.0～60.0%

澄清度试验：合格  

硫酸盐：≤0.1%  

多聚磷酸钠氯化物：≤0.04%  

磷酸盐：合格

砷：≤0.002%  

水不溶物：≤0.05%  

铁：≤0.05%  

重金属：≤0.01%  

性状：粉末或颗粒状固体。有吸湿性。溶于水。在酸性溶液中煮沸，水解成正磷酸盐。半数致死量(大鼠，经口)6.5g/kg。有刺激性。对碱金属与重金属盐有络合能力，能软化硬水，可调节缓冲皂化值的pH值，1%溶液pH值为9.7，具有离子交换性能，使悬浮液变成溶液。熔点:622℃

用途：生化研究。一般作为分离分散和抗絮凝剂。分离碱土和重金属离子。多价络合剂。软化水。胶溶剂。金属导管防腐。

保存：RT

包装形式：瓶装或盒装

试剂取用：严格按多聚磷酸钠说明书操作，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。

公司授权代理的试剂品牌有Sigma-Aldrich、Amresco、AmershamServa、AppliChem、Nacalai Tesque、Biomiga、罗氏、Merck、Spectrum、BioAssay Systems、Jaica、Scharlab等品牌试剂。

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