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Langfang Tianke Biotechnology Co., Ltd.
Langfang Tianke Biotechnology
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Potassium Phosphate Monobasic

Potassium Phosphate Monobasic

Molecular formula: KH2PO4
Molecular weight: 136.09
CAS NO: 7778-77-0
Properties: colorless crystal or white crystalline powder. Relative density is 2.338 and melting point is 252.6℃. Soluble in water and insoluble in alcohol.
Uses: as analytical reagent, yeast culture agent, PH regulator, and etc.
Standard: The maximum content of impurities is in percentage content

Specifications/item

Analytically pure-AR

Chemically pure-CP

High purity

Assay(KH2PO4) /百分比

99.5

≥99.0

≥98.0

PH value (50g/L solution,25℃)

4.2~4.5

4.2~4.5

4.2-4.6

Clarity test

Qualified

Qualified

Water insoluble matter

0.002

≤0.005

≤0.2

Drying loss

0.2

≤0.3

Chloride(Cl)

≤0.001

≤0.005

≤0.3

Sulfate(SO4)

≤0.003

≤0.005

≤0.5

Total nitrogen(N)

≤0.001

≤0.002

Arsenic (As)

0.000 5

≤0.002

≤0.000 3

Sodium (Na)

0.02

≤0.05

Iron (Fe)

≤0.001

≤0.005

Heavy metal (Pb)

≤0.001

≤0.005

≤0.002

Fluoride(F) 

≤0.001

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

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