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
SMILES string
[K+].OP(O)([O-])=O
product line
BioUltra
concentration
1.5 M in H2O
impurities
insoluble matter, passes filter test, ≤0.001% total nitrogen (N)
pH
4.0-4.5 (20 °C, 1.5 M in H2O)
solubility
H2O: 1.5 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤5 mg/kg, sulfate (SO42-): ≤30 mg/kg
cation traces
Al: ≤1 mg/kg, As: ≤0.1 mg/kg, Ba: ≤1 mg/kg, Bi: ≤1 mg/kg, Ca: ≤5 mg/kg, Cd: ≤1 mg/kg, Co: ≤1 mg/kg, Cr: ≤1 mg/kg, Cu: ≤1 mg/kg, Fe: ≤5 mg/kg, Li: ≤1 mg/kg, Mg: ≤1 mg/kg, Mn: ≤1 mg/kg, Mo: ≤1 mg/kg, Na: ≤100 mg/kg, Ni: ≤1 mg/kg, Pb: ≤1 mg/kg, Sr: ≤1 mg/kg, Zn: ≤1 mg/kg
λ
1.5 M in H2O
UV absorption
λ: 260 nm Amax: 0.046, λ: 280 nm Amax: 0.040
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