Iodometry
Iodometric titrations and the preparation of iodine solutions.
Batch sample
Laboratory Reagents · Extra Pure
Potassium Iodide
Also known as Potassium iodide AR
CAS7681-11-0
FormulaKI
MW166.00
PubChem4875
Potassium iodide, minimum 99.5%, with iodate held below 2 ppm, for iodometry and reagents.
Assay≥ 99.5%
GradeExtra Pure
MW166.00
ISO 9001:2015 certified supplier
Overview
About Potassium Iodide
Potassium Iodide is a white crystalline salt that is freely soluble in water.
Its very low iodate content, not more than 0.0002%, matters in iodometric titrations, where iodate would release iodine and bias results.
IdentityKI
- CAS number
- 7681-11-0
- Molecular formula
- KI
- Molecular weight
- 166.00
- PubChem CID
- 4875
- Appearance
- White crystalline powder
- Grade
- Extra Pure
Technical specification
Specification, Extra Pure grade
Every batch is released against these limits. Ask for the specification sheet with your quote.
| # | Test | Specification |
|---|---|---|
| 01 | Appearance (colour) | White |
| 02 | Appearance (form) | Crystalline powder |
| 03 | Solubility | Freely soluble in water |
| 04 | Iodate | Not more than 0.0002% |
| 05 | Sulphate | Not more than 0.002% |
| 06 | Loss on drying | Not more than 0.2% |
| 07 | Chloride and bromide | Not more than 0.01% |
| 08 | Sodium | Not more than 0.035% |
| 09 | Magnesium | Not more than 0.0005% |
| 10 | Assay | Not less than 99.5% |
Need a tighter limit or an extra test? Send us your specification with your enquiry.
Specification sheet (PDF)
Applications
Where Potassium Iodide is used
Photography & imaging
Silver-halide photographic emulsions.
Reagents & synthesis
Nessler's and other reagents, and a source of iodide in synthesis.
Packing
Sealed, labelled and ready to ship
Every container carries the product name, batch number, dates and hazard labels. Other pack sizes are available on request.
500 gSealed bottle
1 kgSealed bottle
Storage & handling
Store cool, dry and closed
- Keep in the original, tightly closed container in a cool, dry, well-ventilated place.
- Protect from moisture, heat and direct sunlight, and keep away from incompatible materials.
- Wear gloves and eye protection when handling and avoid raising dust.
Read the MSDS for full hazard, first-aid and disposal information.
Documents
Specification and safety documents
Ask for any of these and we will email them with your quote.
Questions
Frequently asked
Which pack sizes can I order?
500 g and 1 kg packs as standard. Tell us if you need a different size or a repeat schedule.
Can you supply against our own specification?
Send your specification with your enquiry. Our team will confirm which limits we can meet before you order.
Do you ship outside India?
Yes. We hold an Import Export Code and supply both domestic and export buyers. Mention the destination country in your enquiry so we can quote the right packing and documents.
Related products
Other laboratory reagents
Enquire
Get a quote for Potassium Iodide
Tell us the quantity, pack size and destination. We will confirm price, availability and lead time, and send the documents you need.
Phone & WhatsApp+91 77530 58907
Emailankur.agrawal@spacorporation.in