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Disodium Phosphate(DSP)


 Disodium Phosphate(DSP)


化学式(Chemical formulaNa2HPO4.nH2O(n=0,12)

CAS No.:7758-79-4

分子量(Molecular Weight):Na2HPO4.12H2O--358.15,  Na2HPO4--141.98

性状:无水产品为白色粉末,有水为白色或无色流砂粒状结晶体,在空气中易风化,溶于水,不溶于醇,水溶液呈弱碱性,250℃分解成焦磷酸钠。

Property:Anhydrous goods is white powder and Hydrous goods is white or colorless, crystalline free flowing solid, efflorescence in air, soluble in water easily.


技术指标(Technical Specifications):




用途:主要用作织物、木材和纸张的防火剂,锅炉软水剂,染料助剂,食品添加剂,酸度缓冲剂及釉药、焊药、焙药、电镀、鞣革的制造,焦磷酸盐的制造等。

Application: Used as fire-extinguishing agent for fabric, woods, paper; as soft water agent for boilers; as food additive, and so on.


包装:本产品包装采用内塑外编,每袋净重25 Kg/ 50Kg ,贮于通风干燥处。

Packing:Plastic woven bag. Net weight 25 Kg、 50Kg 、1000Kg , store at a cool, dry and well ventilated place.



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