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Beijing KangPuHuiWei Technology Co.,Ltd.

Trisodium phosphate

Author：admin Time：2019-01-04 09:38:48

Trisodium phosphate dodecahydrate Na3PO4·12H2O

Alias: sodium orthophosphate, trisodium phosphate

Relative molecular Weight:380.13

Properties:Colorless or white crystal. Indry air easily weathered.The relative density is 1.62 ,Melting point is 70.75 ° C. heat to100 ° C lose eleven molecules of crystal water, above 212 ° C willbecome anhydrous.Soluble in water, insoluble in ethanol. Aqueous solution wasstrong alkaline.

Productstandard number: HG/T 3-1292-80

Specifications: Content and content of impurities in %

Test Items	AR	CP
Content	98.0	97.0
Clarity test	Qualified	Qualified
The free base	1.5	3.0
Disodium salt	0.5	1.0
Chloride （Cl）	0.005	0.005
Sulfate（SO4）	0.01	0.03
Nitrogen compound（N）	0.002	0.005
Iron （Fe）	0.0005	0.002
Arsenic（As）	0.0003	0.001
Heavy metal（以Pb计）	0.001	0.002

Usage:It can be use as analysis ofreagents,such as a complexing agent, precipitating agent.Also used as softener,metal cleaning agent.Also used for the purification of sugar,Photographic plate.

Power plant dedicated trisodium phosphate low chlorine

Last：Disodium hydrogen phosphate