China Factory Direct
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| CAS number | 7787-69-1 |
| Product name | Cesium bromide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Optical Materials | Windows and prisms for infrared spectrometers | Single-crystal growth, hot pressing |
| Nuclear Industry | Scintillation detectors | Crystal growth with thallium (Tl) doping |
| Chemical Synthesis | Catalyst or reaction intermediate | Organic bromination reactions, phase-transfer catalysis |
| Analytical Chemistry | Density gradient centrifugation medium | Preparation of high-density solutions for biological separation |
| Materials Science | Perovskite solar cell precursor | Solution-based thin-film deposition |
| Test Item | Common Test Methods | Method Overview |
|---|---|---|
| Appearance and Physical Form | Visual Inspection | Observe whether the sample is a white crystalline powder or colorless transparent crystals, checking for caking, foreign matter, or abnormal coloration. |
| Main Component Content | Ion Chromatography (IC) | Separate and quantify Cs⁺ and Br⁻ ions using ion chromatography to calculate total content; suitable for high-purity sample analysis. |
| Atomic Absorption Spectroscopy (AAS) | Determine cesium (Cs) content by dissolving the sample, nebulizing it into the instrument, and quantifying based on characteristic absorption peaks. | |
| Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | High-sensitivity determination of Cs and Br elements; suitable for simultaneous multi-element analysis with high accuracy. | |
| Impurity Metal Ions | ICP-MS (Inductively Coupled Plasma Mass Spectrometry) | Detect trace metal impurities (e.g., Na⁺, K⁺, Ca²⁺, Fe³⁺), with sensitivity down to ppb levels. |
| AAS | Quantify common metal impurities; simple operation, suitable for routine quality control. | |
| Anionic Impurities | Ion Chromatography (IC) | Detect anionic impurities such as Cl⁻, SO₄²⁻, NO₃⁻ to assess chemical purity. |
| Moisture Content | Karl Fischer Titration | Precisely determine water content in the sample via titration; suitable for trace moisture analysis. |
| pH Value | pH Meter Method | Prepare an aqueous solution of specified concentration and measure its acidity or alkalinity using a calibrated pH meter; should be close to neutral. |
| Solution Clarity and Color | Visual Colorimetric Method | Prepare a solution at a specified concentration and observe clarity and color, comparing with standard solutions to judge compliance. |
| Sulfate Residue | Turbidimetry | Add barium chloride under acidic conditions to form barium sulfate precipitate; estimate SO₄²⁻ content based on turbidity. |
| Ignition Residue | Gravimetric Method | Weigh the residue after high-temperature ignition of the sample to evaluate the total amount of non-volatile impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
| Melting Point | 630–635 °C |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.