リン酸カリウム 一塩基性

InChI key

GNSKLFRGEWLPPA-UHFFFAOYSA-M

InChI

1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1

grade

ACS reagent

agency

suitable for EPA 300, suitable for SM 5210

assay

≥99.0%

form

powder or crystals

technique(s)

tissue culture: suitable

impurities

≤0.01% Insoluble matter

loss

≤0.2% loss on drying, 105°C

pH

4.1-4.5 (25 °C, 5%)

Quality Level

200

bp

>450 °C

mp

252.6 °C (lit.)

solubility

water: soluble (208 g/l at 20 °C (68 °F))

density

2.338 g/mL at 25 °C (lit.)

anion traces

chloride (Cl^-): ≤0.001%, sulfate (SO₄^2-): ≤0.003%

cation traces

Fe: ≤0.002%, Na: ≤0.005%, heavy metals: ≤0.001% (by ICP)