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60399

Sigma-Aldrich

Potassium iodide

BioUltra, ≥99.5% (AT)

Linear Formula:
KI
CAS Number:
Molecular Weight:
166.00
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

Quality Level

vapor pressure

1 mmHg ( 745 °C)

product line

BioUltra

assay

≥99.5% (AT)

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 (PO43-): ≤10 mg/kg
sulfate (SO42-): ≤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

Featured Industry

Vitamins, Nutraceuticals, and Natural Products

SMILES string

[K+].[I-]

InChI

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

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

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Related Categories

Application

Potassium iodide may be used to inhibit active oxygen as a component of processes such as DNA damage. Potassium iodide is used as a chaotropic agent which, in high concentrations can dissolve a gel matrix; Recovery of DNA from gel slices by gel dissolution

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

STOT RE 1 Oral

Target Organs

Thyroid

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK Germany

WGK 3

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

Isolation of large molecular weight DNA from agarose gels for further digestion by restriction enzymes.
N Blin et al.
FEBS letters, 53(1), 84-86 (1975-04-15)
H.O. Smith
Methods in Enzymology, 65, 375-375 (1980)
Higson, S.P.J. et al.
Electroanalysis, 6, 431-431 (1994)
S C Clement et al.
Pediatric blood & cancer, 60(11), 1833-1838 (2013-07-09)
Thyroid dysfunction has been reported in up to 52% of patients 1.4 years after treatment with (131) I-Metaiodobenzylguanidine (MIBG) in children with neuroblastoma (NBL), despite the use of potassium-iodide (KI). Our aim was to investigate if the incidence and severity...
J B Sterling et al.
Journal of the American Academy of Dermatology, 43(4), 691-697 (2000-09-27)
Potassium iodide (KI) is a useful drug in the dermatologic armamentarium. It is successfully used for inflammatory dermatoses, most notably erythema nodosum, subacute nodular migratory panniculitis, nodular vasculitis, erythema multiforme, and Sweet's syndrome. KI is also successfully used for cutaneous...

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