三聚磷酸钠/STPP

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Molecular Formula: Na5P3O10             Molecular Weight: 368 CAS No.: 7758-29-4 Property: As a chained condensation compound of phosphate soluble in water, it has two existing forms: Na5P3O10(Anhydrous) and Na5P3O10·6H2O(Crystal). The specific gravity of Na5P3O10·6H2O is 2.12, that of Na5P3O10 is 0.5-0.6, melting point for both is 622°C. Anhydrous Na5P3O10 is capable of absorbing humidity with its aqueous solution being alkalinity and will be hydrolyzed to ortho-phosphates; It can have emulsification, suspension and dispersion of mud and oil; it has strong buffering effects with PH value between 4.3-14.    Specification:

分子式：Na5P3O10分子量：368 CAS号：7758-29-4性质：作为溶于水的磷酸酯的链式缩合物，它有两种存在形式：Na5P3O10（无水）和Na5P3O10·6H2O（晶体）。Na5P3O10·6H2O的比重为2.12，Na5P3O10的比重为0.5-0.6，熔点均为622°C。无水Na5P3O10水溶液呈碱性，能吸湿，水解成正磷酸盐；具有乳化、悬浮、分散泥、油的作用；PH值在4.3-14之间，具有很强的缓冲作用。

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Usage: As main synthetic detergent builder, as soft water agent, as detergent building foaming agent, as emulsifier of oils and greases, as peptizing agents as PH buffers, and to provide alkalinity. Used in petroleum industry as peptizing and deflocculation agents in oil well drilling muds, sequestration in cotton boiling, catalyst of organic synthesis bath water g softening, red and black water control, catholic corrosion inhibitor, It can be used in syntheticing rubber and fiber making industries. Packing:In 25kg plastic woven bag,lined with PE bag.

用途：主要用作合成洗涤剂助剂，软水剂，洗涤剂发泡剂，油脂乳化剂，胶溶剂，PH缓冲液，提供碱性。在石油工业中用作油井钻井泥浆的胶溶剂和解凝剂、煮棉隔离剂、有机合成浴水g软化催化剂、红黑水控制剂、天主教缓蚀剂，可用于合成橡胶和纤维制造工业。第acking:In 25kg 塑料编织袋，内衬PE袋。