POTASSIUM IODATE FOR ANALYSIS EMSURE (C005B-002161)

Analysis Note

Assay (iodometric): 99.7 - 100.4 %
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 5.0 - 8.0
Chloride, Chlorate, Bromide, Bromate (as Cl): ≤ 0.01 %
Iodide (I): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.002 %
Heavy metals (ACS): ≤ 5 ppm
Heavy metals (as Pb): ≤ 0.0005 %
As (Arsenic): ≤ 0.0003 %
Fe (Iron): ≤ 0.001 %
Na (Sodium): ≤ 0.005 %
Pb (Lead): ≤ 0.0004 %
Loss on drying (130 °C): ≤ 0.05 %
Corresponds to ACS, ISO, Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Molecular Weight: 214.00. Empirical Formula: IKO₃. grade: ACS reagent. Quality Level: 300. Agency: reag. ISO, reag. Ph. Eur.. product line: EMSURE^®. . Assay: 99.7-100.4% (iodometric). form: solid. impurities: ≤. 0.005% Insoluble matter. loss: ≤. 0.05% loss on drying, 130 °C. pH: 6 (20 . °C, 50 . g/L in H₂O). mp: 560 . °C (decomposes). solubility: 92 . g/L. density: 3.98 . g/cm³ . at 20 . °C. bulk density: 2000 . kg/m³. anion traces: bromide, bromate, chloride, chlorate (as Cl^-): ≤. 0.01%, iodide (I^-): ≤. 0.001%, sulfate (SO₄^2-): ≤. 0.005%. cation traces: As: ≤. 0.0003%, Fe: ≤. 0.001%, N: ≤. 0.002%, Na: ≤. 0.005%, Pb: ≤. 0.0004%, heavy metals: ≤. 5 . ppm, heavy metals (as Pb): ≤. 0.0005%. storage temp.: 2-30°C. InChI: 1S/HIO3.K/c2-1(3)4. /h(H,2,3,4). /q. +1/p-1. InChI key: JLKDVMWYMMLWTI-UHFFFAOYSA-M. Pictograms: GHS03,GHS07. Signal Word: Danger. Hazard Statements: H272 - H302 - H319. Precautionary Statements: P210 - P220 - P264 - P280 - P301 + P312 - P305 + P351 + P338. Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Ox. Sol. 2. Storage Class Code: 5.1B - Oxidizing hazardous materials. WGK: WGK 1. Flash Point(F): does not flash. Flash Point(C): does not flash.