Trisodium phosphate type (use)： industrial grade, food grade.                Type (water content): water or waterless.                                                Chemical formula：Na₃PO₄·nH₂O
molecular weight ：380.14
Executive standard：HG/T2517-93
Property：appearance is white or colorless granule crystal. Easy efflorescence and dissolving in water, insoluble in organic solvent. 1% solution PH value is 12.1，density: 1.62，melting point: 73.4℃.

 No.

 Items

Na₃PO₄

Na₃PO₄·12H₂O

 Industrial grade

 Food grade

 Industrial grade

 Food grade

 1

 Main content%≥

 98.0

 98.0

 98.0

 98.0

 2

 P₂O₅%≥

 42.4

 42.4

 18.3

 18.3

 3

 Chloride（calculated Cl）%≤

 -

 -

 1.5

 0.3

 4

 Methyl orange alkalinity（Na₂O）%

 36-40

 36-40

 15.5-19

 15.5-19.0

 5

 Sulphate%≤

 -

 0.25

 0.5

 0.5

 6

 Heavy metal（Pb）%≤

 -

 0.001

 -

 0.001

 7

 Arsenic（As）%≤

 -

 0.0003

 -

 0.0003

 8

 Fluoride（F）%≤

 -

 0.002

 -

 0.002

 9

 Water insoluble%≤

 0.10

 0.10

 0.10

 0.05

Woven bag lined with plastic film, net weight 25, 50, 1000kg, stored in ventilated and dry place.