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Sodium tripolyphosphate

Dangerous Goods

CAS number:7758-29-4    molecular formula:Na5P3O10

overview

compound introduction

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。 白色粉末或颗粒状固体。能溶于水,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。 三聚磷酸钠用于洗涤剂,作为助剂、肥皂增效剂及防止条皂结晶和起霜 ,工业用水软水剂 、制革预鞣剂、染色助剂、油井掘泥控制剂,制纸用油污防止剂,油漆、高岭土、氧化镁、碳酸钙等悬浮液处理的有效分散剂。食用级三聚磷酸钠可作为各种鱼肉制品的食品改良剂,饮料的澄清剂。

Specs

Chinese alias三磷酸五钠 | 三磷酸五钠五元 | 三聚磷酸五钠 | 三聚磷酸钠 五元 | 三磷酸五钠 五元
English aliasPentasodium triphosphate | STPP | Triphosphoric acid, pentasodium salt
CAS number7758-29-4molecular formulaNa5P3O10
molecular weight367.86 g/molExact massAR
PSA185.000 Ųlogp-

numbering system

No numbering system information yet

physicochemical properties

No physical and chemical property information yet

Safety information

WGK Germany:
1
Personal protective equipment:
dust mask type N95 (US),Eyeshields,Gloves
RTECS:
YK4570000
UN Number:
3262
Packing Group:

Production methods and uses

No production method and use information yet

Related

upstream information

No upstream information yet

downstream information

No downstream information yet

MSDS

Found 1 shareMSDS
7758-29-4 | Sodium tripolyphosphate.pdf