Zinc bromide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 7699-45-8 |
| Product name | Zinc bromide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Zinc bromide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Zinc bromide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Zinc bromide
| Industry | Application | Process |
|---|---|---|
| Oil & Gas | Weighting agent for drilling and completion fluids | Formulating high-density, low-solids clean brine systems for deep and ultra-deep well operations |
| Chemical Synthesis | Catalyst or Lewis acid reagent for organic reactions | Acting as a catalyst in Friedel-Crafts alkylation, condensation, and bromination reactions |
| Pharmaceuticals | Synthesis of intermediates | Incorporated into synthetic steps for certain brominated or radiopharmaceutical precursors |
| Photography | Additive for photosensitive materials | Used in the formulation of specialized photographic emulsions to enhance imaging performance |
| Analytical Chemistry | Analytical reagent | Employed for precipitation-based separation of metal ions or as a component of standard solutions |
| Materials Science | Auxiliary in optical glass manufacturing | Functioning as a fining agent or composition modifier during the melting of specific high-refractive-index glasses |
Manufacturing Quality Control of Zinc bromide
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Zinc Content | Complexometric Titration (EDTA Titration) | Using EDTA standard solution to form a stable complex with Zn²⁺ in a buffer solution at pH 5–6. Xylenol orange is used as indicator. The endpoint is reached when the solution color changes from red-purple to bright yellow, based on which the zinc bromide content is calculated. |
| Bromide Ion Content | Potentiometric Titration (Silver Nitrate Titration) | Titrating bromide ions with silver nitrate standard solution; the endpoint is determined by potential change. This method measures total bromide content, and purity can be assessed in combination with zinc content. |
| Heavy Metal Impurities | Atomic Absorption Spectroscopy (AAS) | The sample is dissolved and then analyzed using an atomic absorption spectrophotometer to determine trace levels of heavy metals such as lead, cadmium, copper, and iron, ensuring compliance with pharmacopoeial or industrial standards. |
| Iron Content | Spectrophotometric Method with Thiocyanate | In the presence of an oxidizing agent, iron ions react with potassium thiocyanate to form a red complex. The absorbance is measured at 480 nm using a spectrophotometer to quantify iron impurities. |
| Chloride Impurities | Turbidimetric Method with Silver Nitrate | In a nitric acid medium, chloride ions react with silver nitrate to produce a white precipitate. The turbidity is compared with that of a standard chloride solution to determine the chloride limit. |
| Sulfate Impurities | Barium Sulfate Turbidimetric Method | In a hydrochloric acid medium, sulfate ions react with barium chloride to form a white precipitate of barium sulfate. The turbidity is compared with that of a standard sulfate solution to assess sulfate content. |
| pH Value | pH Meter Method | Dissolve zinc bromide in water to prepare a solution of defined concentration (e.g., 5%), and measure its pH directly using a calibrated pH meter. |
| Water-Insoluble Matter | Gravimetric Method | Dissolve the sample in water, filter the solution, dry the residue, and weigh it to calculate the percentage of insoluble matter by mass. |
| Moisture (Loss on Drying) | Loss on Drying Method | Weigh the sample, dry it in an oven at 105°C until constant weight is achieved, and calculate moisture content based on weight loss. |
| Sulfides | Hydrogen Sulfide Colorimetric Method | Under acidic conditions, sulfides release H₂S gas, which reacts with lead acetate to form a black precipitate. The result is compared with a standard series to determine the sulfide limit. |
Technical Specifications of Zinc bromide
| Test Item | Specification |
|---|---|
| Appearance | Off-white powder |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Freely soluble in water; insoluble in ethanol |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Zinc bromide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Zinc bromide
Industrial Zinc bromide Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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