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Potassium phosphate monobasic (anhydrous), analytical grade, CAS 7778-77-0, SERVA

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Potassium phosphate monobasic anhydrous

analytical grade


(Potassium dihydrogen phosphate (sec. potassium phosphate), Potassium phosphate

monobasic (prim. potassium phosphate))

KH2PO4 • Mw 136.1 • CAS 7778-77-0


Biochemical, enzyme standard, and buffering substance. 

9.072 g in 1 liter water = 1/15 M. Tested for use in tissue culture.


Assay (titr.)
pH 5 % in water
Heavy metals (Pb)
Nitrogen (N)
min. 99.0 %
4.1 - 4.5
max. 10 ppm
max. 10 ppm


Storage Temperature: +15 °C to +30 °C

EINECS: 231-913-4 • WGK: 1 • HS: 28352400a