Sigma-Aldrich Potassium phosphate tribasic monohydrate

Quality Level

200

assay

90%

impurities

≤0.002% heavy metals (as Pb)

loss

≤13% loss on ignition, 800 °C

anion traces

chloride (Cl^-): ≤50 mg/kg
sulfate (SO₄^2-): ≤200 mg/kg

cation traces

Fe: ≤20 mg/kg

SMILES string

O.[K+].[K+].[K+].[O-]P([O-])([O-])=O

InChI

1S/3K.H3O4P.H2O/c;;;1-5(2,3)4;/H;;;(H3,1,2,3,4);1H2/q3*+1;;/p-3

InChI key

RMNIZOOYFMNEJJ-UHFFFAOYSA-K