Calcium Bromide Solution: Properties, Uses, and Applications
If calcium bromide salt is dissolved in water, an aqueous solution known as calcium bromide solution (CaBr₂ solution) forms that is transparent, colorless, and pale yellow. This high-density, non-damaging brine finds widespread use in a variety of industrial settings, particularly in the oil and gas industry.
- Chemical Formula: CaBr₂
- Molecular Weight: 199.89 g/mol
- Appearance: Colorless or light yellow solution
- Density: ~14.2 lb/gal (depending on concentration)
- Solubility: Highly soluble in water and other brines
Key Properties
- High density: regulates formation pressures during drilling and completion operations by supplying hydrostatic pressure.
- Thermally stable: works effectively in hot conditions.
- Non-corrosive: Compared to other brines, it is less corrosive to metals when inhibited effectively.
- Compatible: It can be employed with other halide brines, such as sodium or zinc bromide.
Manufacturing Process
Usually, calcium bromide solution is made by
- Hydrobromic Acid (HBr) Reaction with Calcium Hydroxide or Carbonate.
- concentrating and filtering the resultant solution to reach the required density.
- purification to attain excellent stability and clarity by eliminating contaminants.
Applications
1. Oil and Gas Industry
- Well Completion Fluids: used to control wellbore pressures during workover and well completion procedures.
- Drilling Fluids: It serves as an ingredient in drilling fluids made of clear brine.
- Workover and Packer Fluids: reduces formation damage while providing the density and lubrication that are necessary.
2. Chemical Industry
- in the process of organic synthesis as a brominating agent.
- for the synthesis of further bromine compounds.
3. Pharmaceuticals
- Though less prevalent these days, it was once used as a sedative in some earlier medicinal formulations.
Advantages
- lessens formation damage in contrast to fluids that are heavy in solids.
- compatible with a wide range of drilling components and formation fluids.
- Reusable, making it economical for several uses.
Why Choose SNDB?
- CaBr₂ of superior purity (99%+)
- Personalized Packaging Options
- Capabilities for Bulk Exports
- Worldwide Shipping System
- Manufacturing Facility with ISO Certification
Safety and Handling
- non-toxic and non-flammable when done normally.
- could harm the skin or eyes; it is advisable to wear personal protective equipment (PPE).
- Before disposing of spills, they should be regulated and diluted with water.
- Keep in tightly sealed plastic bags in a cold, dry location.
Environmental Considerations
- When dealt with properly, calcium bromide is comparatively safe for the environment.
- International and local environmental rules must be followed while disposing of waste.
- Recycling and reuse reduce operational expenses and their negative effects on the environment.
A common high-performance chemical fluid in oilfield applications, calcium bromide solution is unique by its high density, thermal stability, and compatibility with other brines. For activities requiring accuracy and safety, its safe handling and reusability make it the perfect option.