Molekula
Calcium bromide
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 bromide is a white, hygroscopic solid used in drilling fluids, fire retardants, and as a reagent in organic synthesis. It is available in high purity and is stable under ambient storage conditions. CAS: 7789-41-5, Molecular formula: CaBr2, Molecular weight: 199.89 g/mol. Signal word: Danger. Molekula supplies Calcium bromide 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.
-
100 g — £38.90 per pack ex VAT · £46.68 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 powder or flake |
| pH | 6.5 - 9.5 |
| Content | >96% |
| Water insoluble matter | <1.0% |
| Bromate | No reaction |
| Sulphates (SO4)(2-) | <0.05% |
| Chlorine (Cl) | <0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Rhombohedral crystals; hygroscopic |
| Odour | Odorless |
| Melting Point | 742 °C |
| Boiling Point | 1815 °C |
| Density | 3.38 g/cm³ |
| Water Solubility | 1420 g/L at 30 °C |
Source: PubChem CID 5360316 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 89992557 |
| CAS Number | 7789-41-5 |
| IUPAC Name | calcium dibromide |
| Molecular Formula | CaBr2 |
| Molecular Weight | 199.89 |
| Exact Mass | 199.7972 |
| SMILES | [Ca+2].[Br-].[Br-] |
| InChIKey | WGEFECGEFUFIQW-UHFFFAOYSA-L |
| InChI | InChI=1S/2BrH.Ca/h2*1H;/q;;+2/p-2 |
| PubChem CID | 5360316 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28275925 |
| Tariff Code | 28275900 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H303 May be harmful if swallowed
- H318 Causes serious eye damage
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, 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
- Br2Ca
- CaBr2
- Calcium bromatum
- Calcium bromide (CaBr2)
- Calcium bromide anhydrous
- Calcium dibromide
- Calciumbromid
- dibromocalcium
- Hydrobromic acid calcium salt
- Kalziumbromid
Frequently asked questions
What is calcium bromide used for?
Calcium bromide is primarily used in oil drilling fluids as a weighting agent and in chemical synthesis as a source of bromide ions.
What is the chemical formula and molecular weight of calcium bromide?
The chemical formula is CaBr2, and the molecular weight is 199.89 g/mol.
How should calcium bromide be stored?
Calcium bromide should be stored at ambient temperature in a dry, well-ventilated area.
What grade of calcium bromide does Molekula supply?
Molekula supplies calcium bromide in technical grade, suitable for industrial and laboratory applications.
Can Molekula supply calcium bromide in bulk?
Yes, Molekula can supply calcium bromide in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a calcium bromide order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.