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Potassium iodide

Catalog No. 60399 Name Sigma Aldrich
CAS Number 7681-11-0 Website http://www.sigmaaldrich.com
M. F. IK Telephone 1-800-521-8956
M. W. 166.00277 Fax
Purity ≥99.5% (AT) Email
Storage Chembase ID: 4452

SYNONYMS

Title
碘化钾
IUPAC name
potassium iodide
IUPAC Traditional name
potassium iodide

DATABASE IDS

MDL Number MFCD00011405
CAS Number 7681-11-0
EC Number 231-659-4
PubChem SID 24881868

PROPERTIES

abs. absorption1M/273 nm, H2O cut-off
Antion Traces bromide, chloride (as Cl-): ≤100 mg/kg
Antion Traces iodate (IO3-): ≤2 mg/kg
Antion Traces phosphate (PO43-): ≤10 mg/kg
Antion Traces sulfate (SO42-): ≤10 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces As: ≤0.1 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤5 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces Na: ≤300 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Impurities insoluble matter, passes filter test
Impurities ≤0.001% total nitrogen (N)
Linear Formula KI
Loss on Drying ≤0.5% loss on drying, 110 °C
Product Line BioUltra
Purity ≥99.5% (AT)
Melting Point 681 °C(lit.)
pH 6.0-9.0 (25 °C, 1 M in H2O)
Solubility H2O: soluble1 M at 20 °C, clear, colorless
Vapor Pressure 1 mmHg ( 745 °C)
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H302-H315-H319
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
GHS Precautionary statements P305 + P351 + P338
Risk Statements 22-36/38
RTECS TT2975000
Safety Statements 26
German water hazard class 1

DETAILS

Description (简体中文)
Other Notes
Chaotropic agent which, in high concentrations can dissolve a gel matrix1; Recovery of DNA from gel slices by gel dissolution2,3
Description (English)
Other Notes
Chaotropic agent which, in high concentrations can dissolve a gel matrix1; Recovery of DNA from gel slices by gel dissolution2,3

REFERENCES