Langfang Naco New Material(Chemical Reagent Department)
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Potassium Phosphate Tribasic

Potassium Phosphate Tribasic

Molecular formula: K3PO4·3H2O
Molecular weight: 266.31
Properties: White crystal. Easily soluble in water and insoluble in ethyl alcohol. Relative density is 2.564 and melting point is 1340℃.
Uses: In boiler water treatment, gasoline purification, liquid detergent, edible emulsifier, medicine, fertilizer, and etc. It can also be used as analytical reagent.
Standard:

Specifications/item

AR

CP

Assay(K3PO4·3H2O) /%

≥99.0

≥98.0

Clarity test

Qualified

Qualified

Free alkali

Qualified

Qualified

Dipotassium

Qualified

Qualified

Chloride(Cl) /%

≤0.003

≤0.01

Sulfate(SO4) /%

≤0.01

≤0.02

Nitrogen compound(N) /%

≤0.001

≤0.002

Carbonate(CO3) /%

Qualified

Qualified

Sodium (Na) /%

≤0.02

≤0.05

Iron (Fe) /%

≤0.002

≤0.004

Arsenic (As) /%

≤0.000 1

≤0.000 3

Heavy metal (Pb) /%

≤0.001

≤0.002

Packing: Plastic woven bag lined with plastic bag, kraft bag, carton or fiber drum, net weight is 25kg.

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