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Ammonium dihydrogen phosphate

CAS number : 7722-76-1

Molecular weight :115.03

Molecular formula/chemical symbol :NH4H2PO4

Description :

Apearances: The white crystalline powder. Stable in the air, showing acidic reaction. Soluble in water, slightly soluble in ethanol, insoluble in acetone.

USES :

Preparation of buffers and media, production of phosphate, phosphor, wood, paper, fabric, flame retardants, dry powder extinguishing agent. Analytical standards for measuring nitrogen for Kjeldahl nitrogen determination.

Keywords:Surface treatment chemicals

Report :

TEST ITEMS

TEST RESULT

(AR)         (CP)

NH4H2PO4

≥99.0

98.5

Aqueous reaction

Qualified

Qualified

Clarity Test

Qualified

Qualified

Water insoluble matter

≤0.005

0.01

Chloride (Cl)

≤0.0005

0.001

Sulfur compounds (SO4)

≤0.005

0.01

Nitrate (NO3)

≤0.001

0.00

Fe

≤0.001

0.003

As

≤0.0005

0.002

Heavy metals (as Pb)

≤0.0005

0.001