Molekula
Calcium iodide tetrahydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Calcium iodide tetrahydrate is a hygroscopic inorganic compound used in pharmaceuticals, radiopharmaceuticals, and as a source of iodide ions in chemical synthesis. It appears as colorless to pale yellow crystals and is soluble in water. Available in powder or crystalline form, it has a molecular weight of 365.95 g/mol, a CAS number of 13640-62-5, and should be stored at ambient temperature. Molekula supplies Calcium iodide tetrahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £109.10 per pack ex VAT · £130.92 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White or Off white to tan crystals |
| Water | 18.0 - 22.0% |
| Chloride (Cl-) | ≤ 0.5% |
| Assay | ≥ 98.0% |
| Sulphates (SO4)(2-) | ≤ 0.1% |
| Assay (as Iodine) | ≥ 68.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 11348597 |
| CAS Number | 13640-62-5 |
| IUPAC Name | calcium;diiodide;tetrahydrate |
| Molecular Formula | CaI2 . 4H2O |
| Molecular Weight | 365.95 |
| Exact Mass | 365.8138 |
| SMILES | O.O.O.O.[Ca+2].[I-].[I-] |
| InChIKey | WUSJALRVWRGZMI-UHFFFAOYSA-L |
| InChI | InChI=1S/Ca.2HI.4H2O/h;2*1H;4*1H2/q+2;;;;;;/p-2 |
| PubChem CID | 57348145 |
| REACH Code | Y113 |
| HTS Code | 2827601000 |
| Tariff Code | 2827600090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
- P410 Protect from sunlight
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- CaH8I2O4
- Calcium diiodide tetrahydrate
- CALCIUM IODIDE 4-HYDRATE
- Calcium iodide hydrate (1:2:4)
- Calcium iodide--water (1/2/4)
- WUSJALRVWRGZMI-UHFFFAOYSA-L
Frequently asked questions
What is calcium iodide tetrahydrate used for?
It is primarily used as a source of iodide ions in chemical synthesis and as a reagent in organic reactions, particularly in the preparation of iodinated compounds.
What is the chemical formula and molecular weight?
The formula is CaI2·4H2O and the molecular weight is 365.95 g/mol.
How should calcium iodide tetrahydrate be stored?
It should be stored at ambient temperature in a dry, well-ventilated area, protected from moisture and light.
What grade is available?
Molekula supplies calcium iodide tetrahydrate in reagent grade.
Can Molekula supply it in bulk?
Yes, Molekula can supply calcium iodide tetrahydrate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.