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Dipotassium hydrogen phosphate (Sanshui)

CAS number : 16788-57-1

Molecular weight :

Molecular formula/chemical symbol :K2HPO4.3H2O

Description :
 

White granules or powder. Slightly hygroscopic. The after burning pyrophosphate. Soluble in water, 100gproduct can be quickly dissolved in 67 ml of cold water. Slightly soluble in ethanol, was slightly alkaline aqueous solution of phenolphthalein.

 

 

Keywords: Phosphate



USES :

Preparation buffer. Antifreeze liquid buffer. Antibiotic medium preparation. Pharmaceuticals. This product should be sealed in dry place.

Report :

Quality standards HG  3-1288-79

Item

Analytical grade

Chemically pure

Content of not less than

99.0%

97.0%

Aqueous reaction

Qualified

Qualified

Max impurities,%:

Clarity Test

Qualified

Qualified

Water insoluble matter

0.01

0.03

Chloride (Cl)

0.002

0.005

Sulfate (SO4)

0.01

0.03

Magnesium (Mg)

0.001

0.001

Iron (Fe)

0.001

0.003

Heavy metals (as Pb)

0.001

0.003

Arsenic (As)

0.0001

0.0003

Sodium (Na)

0.05

0.10

Nitrate (NO3)

0.001

0.003