Description

Zinc Bromide Dihydrate 99 is a high-purity inorganic salt, primarily recognized for its role as a dense, clear brine component in well completion fluids within the oil and gas industry. Its consistent quality and reliable performance are critical for maintaining wellbore stability and pressure control in demanding downhole environments. This material is also essential for applications in chemical synthesis, pharmaceutical intermediates, and as a catalyst or electrolyte in specialized electrochemical processes.

Application

• Clear Brine Fluids: A key weighting agent in high-density completion and workover fluids for oil and gas wells.
• Chemical Synthesis: Used as a bromine source or catalyst in organic synthesis and the production of other zinc compounds.
• Pharmaceutical Intermediates: Serves as a reagent in the manufacture of certain active pharmaceutical ingredients (APIs).
• Electrolytes: Employed in zinc-bromine flow batteries and other specialized electrochemical systems.
• Analytical Chemistry: Utilized as a laboratory reagent for various analytical procedures.
• Photography & Imaging: Acts as a component in certain photographic emulsions and graphic arts processes.
• Flame Retardants: Can be used as an additive in flame-retardant formulations for polymers and textiles.
• Wood Preservation: Finds application in some wood treatment solutions.

Basic Information

Product Name	Zinc Bromide Dihydrate 99
CAS No.	18921-13-6
Molecular Formula	Br2Zn · 2H2O
Molecular Weight	321.19 g/mol
Synonyms	Zinc(II) bromide dihydrate; Zinc dibromide dihydrate; Zinc bromide hydrate; Bromozinc dihydrate; Zinc bromide solution (aqueous); ZnBr2·2H2O; Zinc bromide (1:2) dihydrate
EINECS	Contact for details

Quality Control

Our Zinc Bromide Dihydrate 99 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and reliability. The product undergoes rigorous analytical testing, including assay, impurity profiling, and physical characterization, to meet the high standards required for industrial and technical applications. A Certificate of Analysis (COA) detailing purity, heavy metal content, and other critical parameters is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and degradation. Keep away from incompatible materials such as strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	White crystalline solid
Identification (IR)	Conforms
Assay (ZnBr2·2H2O)	≥ 99.0 %
pH (5% solution)	4.0 - 6.0
Insoluble Matter	≤ 0.01 %
Chloride (Cl)	≤ 0.05 %
Sulfate (SO4)	≤ 0.01 %
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 5 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.