grade

ACS reagent

Quality Level

200

vapor pressure

1 mmHg ( 745 °C)

Assay

≥99.0%

form

crystals

impurities

≤0.001% N compounds
≤0.005% insolubles

loss

≤0.2% loss on drying

pH

6.0-9.2 (25 °C, 5%)

mp

681 °C (lit.)

anion traces

chloride, bromide (as Cl)^-: ≤0.01%
iodate (IO₃^-): ≤3 ppm
phosphate (PO₄^3-): ≤0.001%
sulfate (SO₄^2-): ≤0.005%

cation traces

Ba: ≤0.002%
Ca: ≤0.002%
Fe: ≤3 ppm
Mg: ≤0.001%
Na: ≤0.005%
heavy metals (as Pb): ≤5 ppm

SMILES string

[K+].[I-]

InChI

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

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M