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Bromide Solution CAS 7758-02-3

Molecular Formula: BrK

Formula Weight: 119

ZSpharmac: Bromide Solution Raw Material Supplier

Product Name: Bromide Solution
CAS No: 7758-02-3
Purity: 99%

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Basic Info

Product Name:Bromide Solution
Other Names:Potassium Bromide
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:White Random Crystals
EINECS No.:231-830-3
Storage:Store at +5°C to +30°C.
Provide:Bromide Solution MSDS;
Bromide Solution COA

What is Bromide Solution?

Potassium Bromide (KBr for short) is an inorganic compound with a chemical formula of KBr, consisting of potassium ions (K⁺) and bromide ions (Br⁻). It is a colorless crystal or white powdery solid with a strong salty smell. It may turn yellow when exposed to light and is slightly hygroscopic.

Bromide Solution Property

Melting point 734 °C (lit.)
Boiling point 1435 °C/1 atm (lit.)
density 3.119 g/mL at 25 °C(lit.)
vapor density 7.14 (vs air)
vapor pressure 175 mm Hg ( 20 °C)
refractive index 1.559
Fp 1435°C
storage temp. Store at +5°C to +30°C.
solubility H2O: 1 M at 20 °C, clear, colorless
form random crystals
color White
Specific Gravity2.75
PH5.0-8.8 (25℃, 50mg/mL in H2O)
Water Solubility 650 g/L (20 ºC)


Bromide Solution Uses

Spectral analysis:
Infrared Spectroscopy (IR): Potassium bromide is a very important matrix material in spectral analysis due to its good infrared transparency and low absorption properties. It is often used to prepare solid samples, and KBr flakes are made through tableting technology to facilitate infrared spectroscopy testing, which is one of the key means to analyze the structure of unknown compounds.

Chemical analysis:
Drop analysis and polarographic analysis: Potassium bromide can be used in drop analysis in quantitative analysis to determine metal ions such as copper and silver. It can also be used as a reagent in polarographic analysis to assist in the determination of elements such as indium, cadmium and arsenic.

Pharmaceutical industry:
Pharmacological uses: Although potassium bromide is less commonly used as a neurosedative and anticonvulsant in modern medicine, it can still be used as an antiepileptic drug in certain situations, such as in the veterinary field, especially in the treatment of certain animals. It has certain applications in neurological diseases.

Photosensitive materials industry:
Photography and image processing: Potassium bromide is a component of traditional black-and-white photo developers and plays an important role in the manufacture of photosensitive films, developers, film thickeners, toners, and bleaches for color photos.

Other industrial applications:
Daily chemical industry: used as an additive in the manufacture of products such as special soaps and lithographic inks.
Engraving and Lithography: As a medium or auxiliary in special processes.

Laboratory reagents:
In the laboratory, potassium bromide is also a commonly used chemical reagent, participating in a variety of chemical reactions and used in the preparation of standard solutions and other chemical synthesis processes.

Characteristics of Potassium Bromide

Physical properties:
Appearance and form: Potassium bromide is usually colorless and transparent crystals or white powder with good luster, but due to its hygroscopicity, it may turn yellow when exposed to air or light.
Solubility: Easily soluble in water, forming a colorless solution, releasing a large amount of heat when dissolving, and the solution is neutral.
Melting point and boiling point: It has a higher melting point (734°C) and boiling point (1435°C), indicating its strong thermal stability.

Chemical stability:
Potassium bromide has high chemical stability under normal conditions and does not easily react with other substances unless it encounters a specific oxidizing agent or changes under specific conditions.

Ionic properties:
Potassium bromide dissociates completely in water, providing potassium ions (K⁺) and bromide ions (Br⁻), which play important roles in many chemical reactions and biological processes. For example, bromide ion (Br⁻) has special physiological effects in medicine, such as it may help regulate the function of the central nervous system.

Optical properties:
Potassium bromide plays an important role in the field of infrared spectroscopy. Because of its high transparency to the infrared light band and non-absorption of infrared light, it is widely used as a window material for infrared spectrum analysis.

Safety and environmental protection:
Although potassium bromide can be irritating under certain conditions, its toxicity is relatively low, and corresponding safe operating procedures must be followed when using and disposing of it. As a chemical raw material, potassium bromide’s impact on the environment must be considered during its life cycle, especially in large-scale production, use and disposal.


National Center for Biotechnology Information (2024). PubChem Compound Summary for CID 253877, Potassium Bromide. Retrieved April 3, 2024 from https://pubchem.ncbi.nlm.nih.gov/compound/Potassium-Bromide.

As a company specializing in the production and supply of Potassium Bromide raw materials, we are committed to providing customers with high-quality products and preferential prices. We have rich experience and technology to ensure product quality and stable supply. No matter where you are, we can provide you with the Potassium Bromide raw materials you need to support your production and research and development.

We always adhere to the principle of honest operation, strictly control product quality, and serve every customer with a customer-first attitude. Over the years, we have established good cooperative relationships with customers at home and abroad and won their trust and praise.

If you have needs or are interested in our products, please contact our service staff directly, we will wholeheartedly provide you with the best quality services and products. Looking forward to cooperating with you and developing together!

Company Profile and Corporate Culture

Company Profile:

ZhiShang Chemical is owned by ZhiShang Group is a professional new-type chemicals enterprise combined into research and development, production and sales .

The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry .

The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

Corporate Culture:

Help China Chemicals to benefit the happiness of human life
Become the most trusted chemical supplier in the world
Striver – oriented, enrich employees, customer first, deep service, seek development
Be prepared for danger in times of peace, forge ahead actively, unity and cooperation, and be brave to fight

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Cosmetic raw materials
  • Products/Service:Cosmetic raw materials (flavors and fragrances,antioxidant products, moisturizing and hydrating, whitening agents, cosmetic additives)
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

Get Bromide Solution Quotation