Zinc Bromide CAS 7699-45-8 Znbr2 Zinc Dibromide Zincbromidepuratrem
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About this product
Product information from the supplier.
Basic Info.
Product Description
| Name | Zinc bromide |
| Molecular Formula | ZnBr2 |
| Molecular Weight | 225.19 |
| CAS Registry Number | 7699-45-8 |
| EINECS | 231-718-4 |
| Density | 4.22 |
|---|---|
| Melting point | 394 ºC |
| Boiling point | 697 ºC |
| Water solubility | soluble, 447 g/100 mL (20 ºC) |
1. Oil and gas extraction
Used for preparing high-density completion fluid, cementing fluid, and workover fluid for marine and onshore oil fields, it can effectively prevent reservoir pollution and improve oil recovery rate.
2. Chemical synthesis and organic chemical engineering
As a catalyst for organic synthesis, such as in the bromination reaction of aromatic compounds.
Used as raw materials or intermediates for the production of other chemical products.
3. Pharmaceutical and photosensitive industries
Used in the pharmaceutical industry as a raw material or intermediate for pharmaceutical preparation.
Used for preparing photographic emulsions, it is a traditional photosensitive material raw material.
4. Batteries and New Energy
Used as battery electrolyte, especially in energy storage batteries such as zinc bromine flow batteries.
Used for producing batteries in the field of new energy.
5. Fiber and Material Processing
Used as a post-treatment agent for artificial silk and synthetic fibers.
Used as a wood preservative.
6. Other industrial uses
Used as a chemical analysis reagent.
Used for manufacturing products such as fire extinguishing agents, flame retardants, refrigerants, photosensitive paper, etc.
Due to its optical properties, it can be used in fields such as nuclear reaction window protection screen materials and nonlinear optical film materials.
| Item | Specifications | |
| Form | Solid | Liquid |
| Appearance | White crystal or solid | Colorless transparent liquid |
| ZnBr2(Main content) | ≥98.0% | ≥70.0% |
| Chloride | ≤1.0% | ≤0.5% |
| Sulfate | ≤0.02% | ≤0.01% |
| PH(5% ) | 4~6 | 2~5 |
| Bromate | No reaction | No reaction |
| lead | ≤100ppm | ≤100ppm |
| Water insoluble matter% | ≤0.3 | ≤0.3 |
| Density(20ºC) | - | ≥2.3g/cm3 |
| Package | Cardboard drum or woven bag lined with plastic bag, 25kg/bag, drum | Blue plastic pail 460 kg/drum or 1000 liters IBC's |







Question 1: Can I get samples?
Answer: Yes,you can get free samples of our most products,while the courier cost will be borne by the buyers.
Question 2: What's your MOQ?
Answer: For a express delivery order,the MOQ is usually 100 g~1 kg;
for an air transport order or sea delivery order ,the MOQ is usually 25 kgs.
Question 3: What's your delivery time?
Answer:
Orders shipped by express delivery,the delivery time is usually 5~7 working days;
Orders shipped by air transport,usually around 7~10 working days;
Orders shipped by sea , usually around 2~3 working weeks.
Question 4: What are the different payment methods?
Answer: We usually accept T/T, L/C and Western Union.
Question 5: How do you treat quality complaint?
We take quality very seriously, it is one of the founding principles of our business.
If the quality problem actually exists, we will replace with qualified goods or refund the money.