Potassium iodate, for analysis, ExpertQ®, ACS, ISO, Reag. Ph Eur

- KIO3
- M = 214,00 g/mol
- CAS [7758-05-6]
- EINECS-No.: 231-831-9
- Solub. in water: (20 ºC): soluble
- Melting point: 560 ºC
- ADR: 5.1 O2 II UN 1479
- IMDG: 5.1 II UN 1479
- IATA/ICAO: 5.1 II UN 1479
- GHS-signal word: Danger
- GHS-H sentences: H272 - H302 - H317 - H319 - H335 -
- GHS-P sentences: P221 - P210 - P305+P351+P338 - P370+P378 - P405 - P501a
- Tariff number: 2829 90 80 00
- Applications: analytical chemistry, laboratory reagent, titrant in volumetric analysis (oxidizing agent), in food industry.
- Appearance: Off-white crystalline powder

SPECIFICATIONS
assay (iodometric): 99,7 - 100,4 %
identity (IR-spectrum): passes test
insoluble in water: max. 0,005 %
pH (5 %, H2O): 5,0 - 8,0
chlorides, chlorates, bromides and bromates (as Cl): max. 0,01 %
chlorides and chlorates (as Cl): max. 0,01 %:
iodides (I): max. 0,001 %
sulfates (SO4): max. 0,005 %
nitrogen compounds (as N): max. 0,002 %
arsenic (As): 2 ppm
heavy metals: 5 ppm
iron (Fe): max. 0,001 %
sodium (Na): max. 0,005 %
loss on drying (130 ºC): max. 0,05 %