PX1505

Potassium iodide

crystals, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• Linear Formula: KI
• CAS Number: 7681-11-0
• Molecular Weight: 166.00
• MDL number: MFCD00011405
• UNSPSC Code: 12352302
• EC Index Number: 231-659-4

Properties

• agency: meets USP/NF
• Quality Level: 200
• vapor pressure: 1 mmHg ( 745 °C)
• assay: ≥99.0%
• form: crystals
• impurities: ≤0.005% Insoluble matter
• loss: ≤0.2% loss on drying, 150°C
• color: white
• pH: 6.9 (20 °C, 50 g/L in H₂O)
• bp: 1325 °C/1013 hPa
• 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
• shipped in: ambient
• storage temp.: room temp
• SMILES string: [K+].[I-]
• InChI: 1S/HI.K/h1H;/q;+1/p-1
• InChI key: NLKNQRATVPKPDG-UHFFFAOYSA-M

Description

Application

crystals, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Assay99.0% minBarium (Ba)0.002% maxCalcium (Ca)0.002% maxChloride and bromide (as Cl)0.01% maxColorWhiteFormCrystals or fine granulesHeavy metals (as Pb)5ppm maxInsoluble matter0.005% maxIodate (IO3)3ppm maxIron (Fe)3ppm maxLoss on drying (150°C)0.2% maxMagnesium (Mg)0.001% maxPhosphate (PO4)0.001% maxSodium (Na)0.005% maxSulfate (SO4)0.005% maxpH of a 5% solution at 25°C6.0-9.2

Safety Information

• pictograms: GHS08
• signalword: Danger
• hcodes: H372
• pcodes: P260 - P264 - P270 - P314 - P501
• Hazard Classifications: STOT RE 1 Oral
• target_organs: Thyroid
• Storage Class: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable