China Factory Direct
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| CAS number | 12021-95-3 |
| Product name | Hexafluorozirconic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Electronics Industry | Semiconductor etchant component | Used in plasma etching of silicon-based materials; enhances anisotropic etching performance synergistically with fluorides |
| Electroplating Industry | Additive for zirconium alloy plating baths | Acts as a stabilizing complexing agent to improve coating uniformity and adhesion; commonly used with ammonium fluoride and zirconium salts to formulate acidic plating solutions |
| Ceramics Industry | Flux in zirconia-containing glazes | Lowers the melting point of glazes during low-temperature firing, promoting zircon formation and enhancing glaze hardness and chemical stability |
| Catalyst Manufacturing | Precursor for solid acid catalysts | Thermally decomposed to yield porous zirconium fluoride-based solid acids, applied in gas-phase catalytic reactions such as alkylation and transesterification |
| Test Item | Common Test Method | Method Overview |
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| Appearance | Visual Inspection | Observe sample color, transparency, and presence of suspended matter or precipitate. Qualified products are typically colorless and transparent liquids. |
| Hexafluorozirconic Acid Content | Acid-Base Titration | Titrated with standard sodium hydroxide solution; total acidity is calculated from the amount of alkali consumed, and H₂ZrF₆ purity is estimated in combination with zirconium content. |
| Zirconium (Zr) Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | The sample is diluted and nebulized into plasma; zirconium concentration is quantified by measuring the intensity of characteristic spectral lines. |
| Fluorine (F) Content | Ion Selective Electrode (ISE) | Free fluoride ion concentration in solution is measured using a fluoride ion-selective electrode, and total fluorine content is calculated via a standard curve. |
| pH Value | pH Meter Measurement | The pH value of the solution is directly measured using a calibrated pH meter to evaluate acidity and stability. |
| Impurity Metal Ions | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | High-sensitivity detection of trace metal impurities such as Fe, Al, Ni, Cr; suitable for quality control of high-purity products. |
| Non-volatile Residue | Gravimetric Method | A certain amount of sample is evaporated to dryness and dried to constant weight in a constant-temperature oven; residue mass is determined by weighing. |
| Chloride Ion (Cl⁻) | Ion Chromatography (IC) or Silver Nitrate Titration | Ion chromatography allows simultaneous detection of multiple anions; silver nitrate titration determines chloride content based on AgCl precipitation. |
| Sulfate (SO₄²⁻) | Ion Chromatography or Turbidimetry | Ion chromatography offers high accuracy; turbidimetry measures sulfate by reacting with barium chloride to form a precipitate, followed by colorimetric analysis. |
| Microbial Limits | Membrane Filtration or Direct Inoculation | Used for pharmaceutical or electronic-grade products to detect microbial contamination such as bacteria and fungi. |
| Test Item | Specification |
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| Appearance | Clear, colorless liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Acid Value (mg KOH/g) | 450–550 mg KOH/g |
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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.