Zinc bromide 99% Powder,Industrial, Mining & Drilling & Oil and Gas, Pharma & Personal Care grade

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CAS:7699-45-8,

Zinc bromide, a chemical compound with the formula ZnBr2, is a white crystalline salt renowned for its diverse applications. As a key component in the oil and gas industry, zinc bromide serves as a dense and stable drilling fluid in high-temperature environments. Its ability to form stable complexes with other chemicals makes it valuable in various chemical synthesis processes. In addition, it finds use as a flame retardant in certain industries. With its water-soluble and deliquescent nature, zinc bromide exhibits unique properties that contribute to its role in sectors ranging from energy to chemical manufacturing.

CAS: 7699-45-8

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Zinc bromide (ZnBr₂) is a versatile chemical compound with several industrial and specialized applications, including:

### 1. **Oil and Gas Drilling Fluids**
- **Heavy brine for well completion**: Zinc bromide is often used in oil and gas drilling operations as a component of **clear brine fluids**. These fluids help maintain well pressure and stabilize the well during completion and workover operations. Zinc bromide-based brines have high density (up to 19.2 pounds per gallon), making them ideal for controlling formation pressures without damaging the reservoir.
- **Corrosion inhibitor**: Zinc bromide helps prevent corrosion of wellbore equipment due to its chemical stability under high pressure and temperature conditions.

### 2. **Organic Synthesis and Catalysis**
- **Lewis acid catalyst**: Zinc bromide can act as a Lewis acid in organic synthesis, particularly in reactions involving halogenation, esterification, and Friedel-Crafts acylation.
- **Grignard reagent formation**: It's sometimes used to assist in the preparation of Grignard reagents, which are key intermediates in organic chemistry for carbon-carbon bond formation.

### 3. **Medical and Pharmaceutical Applications**
- **X-ray contrast agent**: Due to its high atomic number and density, zinc bromide solutions are sometimes used as radiopaque agents in X-ray imaging, particularly in gastrointestinal studies.
- **Bromide ion therapy**: Historically, bromides were used for their sedative properties. Zinc bromide, although less common now, has been studied for potential use in therapies requiring bromide ions.

### 4. **Battery Technologies**
- **Flow batteries**: Zinc bromide is used in **zinc-bromine flow batteries** (ZBFB), a type of rechargeable battery with high energy density. These batteries are used for large-scale energy storage, including renewable energy grid integration.

### 5. **Photography and Film Processing**
- **Emulsion making**: Zinc bromide can be used in the preparation of photosensitive emulsions in traditional photographic processes, particularly in black-and-white films.

### 6. **Flame Retardants**
- Zinc bromide is also used as a flame retardant additive in various materials, such as plastics and textiles, due to the bromide ion's ability to interrupt the combustion process.

Each of these applications makes use of zinc bromide’s chemical properties, including its solubility in water, density, and role as a source of bromide ions.

More Information

SKU

7699-45-8

Formula

Br2zn

Purity

99%

Application

Industrial, Mining & Drilling & Oil and Gas, Pharma & Personal Care

Shape

Powder

Color

White

Usage

TDS

Assay	≥98.5%	≥99%	≥99.0%(ZnBr2)	≥99.0%(ZnBr2)	≥75.0%
Chlorides	≤1.0%	≤0.1%	≤0.1%	≤0.1%	≤0.1%
Water	≤1.0%	≤0.1%	≤0.1%	≤0.1%	-
Sulfates	≤0.02%	≤0.05%	≤0.02%	≤0.02%	≤0.02%
PH Value(5% water solution)	4.0-6.0	4.0-6.0	4.0-6.0	4.0-6.0	2.0-5.0
Water-insoluble	≤0.3%	≤0.3%	≤0.3%	≤0.3%	≤0.3%
Basic salts(ZnO)	≤3%	≤3%	≤3%	≤3%	≤3%
Cu	--	--	< 50PPM	< 1PPM	< 0.5PPM
Fe	--	--	< 50PPM	< 1PPM	< 1PPM
Pb	--	--	< 50PPM	< 2PPM	< 2PPM
Al	--	--	< 50PPM	< 2PPM	< 2P