China Factory Direct
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| CAS number | 15684-35-2 |
| Product name | COBALT TETRAFLUOROBORATE HEXAHYDRATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic 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 |
|---|---|---|
| Electroplating | Used as an additive in electroplating baths to improve coating luster and adhesion | Electroplating |
| Metal Surface Treatment | Applied in chemical conversion coating of aluminum and its alloys to enhance corrosion resistance | Chemical Conversion Coating |
| Catalysis | Used as a catalyst in organic synthesis reactions, such as esterification and alkylation | Organic Synthesis |
| Electronics | Applied in surface treatment or etching of semiconductor materials | Semiconductor Manufacturing |
| Chemicals | Used as an intermediate in fluoroborate production | Chemical Synthesis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Cobalt (Co) Content | ICP-OES or AAS | Quantitative determination of cobalt ions in acid-digested sample solution based on element-specific atomic emission or absorption. |
| Fluorine (F) Content | Ion Chromatography (IC) or Potentiometric Titration with La(NO₃)₃ | Separation and quantification of fluoride anions via ion exchange chromatography or indirect titration using lanthanum nitrate as titrant. |
| Boron (B) Content | ICP-OES or Curcumin Spectrophotometry | Direct elemental analysis by plasma emission, or colorimetric measurement of boron-curcumin complex at 540 nm. |
| Acidity (as H⁺ equivalent) | Acid-Base Titration with NaOH (using phenolphthalein/methyl orange) | Neutralization of acidic protons in aqueous solution to determine total titratable acidity. |
| Water Content | Karl Fischer Coulometric Titration | Electrochemical quantification of water via iodine generation and stoichiometric reaction with water in anhydrous methanol-based medium. |
| Heavy Metals (Pb, Cd, As, Hg) | ICP-MS | Ultra-trace multi-element detection based on mass-to-charge ratio of metal ions after high-resolution plasma ionization. |
| Insoluble Residue | Gravimetric Analysis | Filtration of aqueous solution through pre-weighed membrane filter, drying, and mass difference determination. |
| pH (10% w/v aqueous solution) | Potentiometric Measurement with pH Meter | Electrochemical measurement of hydrogen ion activity using calibrated glass electrode in standardized suspension. |
| Appearance & Color | Visual Inspection against Standard Color Scale (e.g., APHA/Hazen) | Subjective assessment of clarity and hue under controlled lighting, compared to platinum-cobalt reference standards. |
| Sulfate (SO₄²⁻) Impurity | Barium Sulfate Gravimetric Method or IC | Precipitation of sulfate as BaSO₄ followed by ignition and weighing, or separation and quantification via ion chromatography. |
| Chloride (Cl⁻) Impurity | Potentiometric Titration with AgNO₃ or IC | Titration with silver nitrate using silver indicator electrode, or direct anion separation and detection by ion chromatography. |
| Loss on Drying (LOD) | Thermogravimetric Analysis (TGA) or Oven Drying at 105 °C | Mass loss measured after controlled heating to remove volatile components including adsorbed moisture and solvents. |
| Crystal Structure | X-Ray Powder Diffraction (XRPD) | Identification and phase purity assessment via Bragg diffraction pattern matching against reference crystallographic database (e.g., ICDD). |
| Test Item | Specification |
|---|---|
| Appearance | Red solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Soluble in water and methanol |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
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.