60388

Potassium iodate

BioUltra, ≥99.5% (RT)

• Linear Formula: KIO₃
• CAS Number: 7758-05-6
• Molecular Weight: 214.00
• EC Number: 231-831-9
• MDL number: MFCD00011406
• UNSPSC Code: 12000000
• PubChem Substance ID: 329758933

Properties

• product line: BioUltra
• assay: ≥99.5% (RT)
• form: solid
• impurities: insoluble matter, passes filter test; ≤0.002% total nitrogen (N)
• loss: ≤0.05% loss on drying, 110 °C
• pH: 5.0-8.0 (25 °C, 0.1 M in H₂O)
• mp: 560 °C (lit.)
• solubility: H₂O: 0.1 M at 20 °C, clear, colorless
• density: 3.93 g/mL at 25 °C (lit.)
• anion traces: bromide, bromate, chloride, chlorate (as Cl^-): ≤200 mg/kg; iodide (I^-): ≤20 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• cation traces: Al: ≤5 mg/kg; Ba: ≤50 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: ≤50 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• absorption: cut-off at 276 nm in H₂O at 0.1 M
• storage temp.: 2-8°C
• SMILES string: [K+].[O-]I(=O)=O
• InChI: 1S/HIO3.K/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1
• InChI key: JLKDVMWYMMLWTI-UHFFFAOYSA-M

Description

Other Notes

Primary standard for iodometry;