Potassium iodide

Product Name

Potassium iodide, BioUltra, ≥99.5% (AT)

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

InChI

1S/HI.K/h1H;/q;+1/p-1

SMILES string

[K+].[I-]

grade

reagent grade

vapor pressure

1 mmHg ( 745 °C)

product line

BioUltra

assay

≥99.5% (AT)

form

solid

impurities

insoluble matter, passes filter test
≤0.001% total nitrogen (N)

loss

≤0.5% loss on drying, 110 °C

pH

6.0-9.0 (25 °C, 1 M in H₂O)

mp

681 °C (lit.)

solubility

H₂O: 1 M at 20 °C, clear, colorless

anion traces

bromide, chloride (as Cl^-): ≤100 mg/kg
iodate (IO₃^-): ≤2 mg/kg
phosphate (PO₄^3-): ≤10 mg/kg
sulfate (SO₄^2-): ≤10 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤300 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

absorption

cut-off at 273 nm in H₂O at 1 M

application(s)

vitamins, nutraceuticals, and natural products

Quality Level

200