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Sodium phosphate monobasic

Molecular Formula: NaH2PO4; NaH2PO4.2H2O
Molecular Weight: 119.98; 156.01
CAS NO: 7758-80-7(Anhydrous); 13472-35-0(Dihydrate)
Standard erecuted: HG/T 2767-2009
Appearance: White powder or granule, colorless to white crystal.
Uses: Used in boiler water treatment, electroplating, tanning, dye additives, metal cleaning and so on.
Packing: 25Kg, 50Kg bag; Container ton bag; Customer requirements.
Technical indicator: HG/T 2767-2009

Specification

Item

Industrial grade

NaH2PO4.2H2O

NaH2PO4

Sodium dihydrogen phosphate (NaH2PO4.2H2O), w/% ≥

98.0

98.0

(NaH2PO4)(as dry basis), w/% ≥

Water insoluble matter, w/%≤

0.10

0.20

Ferrum (Fe), w/%

0.05

0.05

Arsenic (As),W/% ≤

0.01

0.01

Sulfate (as SO4), W/% ≤

0.5

0.5

Chloride (as Cl), W/% ≤

0.40

0.40

PH (10g/L solution)

4.2-4.6

4.2-4.6

Fluorine (F),w/% ≤

0.05

0.05

Drying loss (NaH2PO4)w/% ≤

-

2.0



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