Potassium iodate
Potassium iodate (CAS 7758-05-6, KIO3) is an oxidizing agent available as a SAJ first grade product from Tech Serve Solutions. With a molecular weight of 214.00 g/mol, it appears as a white crystalline solid. Its primary applications include chemical synthesis and use as a synthetic reagent. This compound is notable for its oxidizing properties and is supplied with a high assay of 99.0% minimum purity.

Oxidizing Agent in Chemical Synthesis
Potassium iodate serves as a potent oxidizing agent in various organic and inorganic syntheses. Its controlled reactivity makes it suitable for specific redox reactions where precise oxidation potential is required.
Analytical Reagent
Due to its stable nature and defined stoichiometry, potassium iodate is employed as a primary standard in analytical chemistry, particularly in titrations. It is used to standardize solutions of reducing agents.
Component in Disinfectants and Antiseptics
Potassium iodate can be a component in certain disinfectant formulations, often in combination with other agents. It contributes to the antimicrobial properties of these products.
Laboratory Reagent
It is widely utilized in research and development laboratories for a variety of experimental procedures, including the preparation of iodine solutions and the study of iodate chemistry.
| Molecular weight | 214.00 |
|---|---|
| Linear formula | KIO3 |
| Assay | ≥99.0% |
| Grade | SAJ first grade |
| Density | 3.93 g/mL at 25 °C(lit.) |
| Solubility | H2O: soluble0.1 M at 25 °C, clear, colorless |
| pH | 5.0-8.0 (25 °C, 0.1 M in H2O) |
| Melting point | 560 °C(lit.) |
| Concentration | 0.05 M KIO3 (0.3N) |
| Loss on drying | ≤0.05% loss on drying, 110 °C |
| Impurities tested | <0.01% Phosphorus (P) |


Hazard statements
- H272May intensify fire; oxidiser
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P220Keep away from clothing and combustible materials
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1479 5.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,Xi |
| Risk statements (R) | 8-36/37/38 |
| Safety statements (S) | 26 |
| Cation traces | Al: Ca: Cu: Fe: Mg: NH4+: Na: Pb: Zn: <0.0005% |
| Anion traces | sulfate (SO42-): <0.005% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|---|
| Shelf Life | (limited shelf life, expiry date on the label) |
| Factor | 1.000 ±0.002 |
| Absorption | absorption0.1M/276 nm, H2O cut-off |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Potassium Iodate used for?
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Potassium iodate is primarily used as an oxidizing agent in chemical synthesis, as a primary standard in analytical chemistry, and as a component in certain disinfectant formulations.
What is the CAS number and formula for Potassium Iodate?
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The CAS number for Potassium iodate is 7758-05-6, and its chemical formula is KIO3.
What grade and purity does Tech Serve Solutions supply for Potassium Iodate?
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Tech Serve Solutions supplies Potassium Iodate as SAJ first grade with an assay of ≥99.0%.
How should Potassium Iodate be handled safely?
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Potassium iodate is a strong oxidizer and an irritant. Handle with appropriate personal protective equipment including a dust mask (N95/P1/P3), eyeshields, and gloves. Avoid dust formation and accumulation. Store away from combustible materials. Refer to the Safety Data Sheet (SDS) for detailed information.
Is Potassium Iodate available for export?
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Potassium Iodate is available only in Japan from our standard catalogue. Please contact us for international availability inquiries.
How can I request a quote or sample for Potassium Iodate?
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To request a quote or sample, please use the 'Enquire' or 'Request Sample' buttons on our website, or contact our sales team directly with your requirements.
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