Trisodium phosphate

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Time：2018-04-07 20:29:35

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Detailed introduction：

Detailed introduction:

Chemical formula: Na3PO4·12H2O
Molecular weight: 380.14
Executive Standard: HG/T2517-93
Properties: Appearance is white or colorless granular crystals, easily weathered, soluble in water, insoluble in organic solvents, the aqueous solution is alkaline reaction, pH value of 1% aqueous solution is 12.1, relative density is 1.62, melting point is 73.4°C.

Technical indicators:

No.	Index name	Na₃PO₄		Na₃PO₄·12H₂O
No.	Index name	Industrialgrade	Giftedclass	Industrialgrade	Giftedclass
1	Main content %≥	98.0	98.0	98.0	98.0
2	P₂O₅%≥	49.0	49.0	19.2	19.4
3	Chloride (measured as Cl) %≤	8.8-9.2	9.0-9.4	8.8-9.2	9.0-9.4
4	Methylorangealkalinity(asNa2O)%	-	-	0.05	0.014
5	Sulfate %≤	-	-	0.7	0.25
6	Heavy metal (Pb) %≤	-	0.001	-	0.001
7	Arsenic (calculated as As) %≤	-	0.0003	-	0.0003
8	Fluoride (in F) %≤	-	0.003	-	0.002
9	Water insoluble matter %≤	0.10	0.10	0.10	0.05

Uses: used for soft water treatment, daily chemicals, electroplating phosphating, printing and dyeing fixing, enamel melting and leather degreasing.

Packing: Inner plastic outer packing, net weight 25, 50, 1000Kg per bag, stored in ventilated and dry place.

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