China Factory Direct
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| CAS number | 12449-55-7 |
| Product name | Magnesium fluorosilicate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty 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 |
|---|---|---|
| Construction Materials | Concrete hardener and waterproofing agent | Added to concrete to enhance density, strength, and impermeability |
| Wood Preservation | Wood preservative and insecticide | Applied via immersion or spray treatment to prevent fungal and termite attack |
| Chemical Feedstock | Intermediate for producing other magnesium salts or fluorides | Used as a reactant in metathesis or precipitation reactions |
| Enamels and Glass | Flux and opacifier | Improves glaze gloss and opacity during high-temperature firing |
| Water Treatment | Fluoridation additive for drinking water (in certain regions) | Dosed to regulate fluoride ion concentration in water for dental caries prevention |
| Milestone Item | Common Testing Method | Method Overview |
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| Magnesium Fluosilicate Content | Acid-Base Titration (EDTA Complexometric Titration) | EDTA forms a stable complex with magnesium ions; the endpoint is determined by a color change of the indicator, allowing calculation of magnesium fluosilicate content. |
| Free Fluoride | Ion-Selective Electrode Method | Fluoride ion-selective electrode is used to measure the concentration of free fluoride ions in solution, quantitatively analyzed based on the Nernst equation. |
| Silicon Content | Gravimetric Method (Silicomolybdenum Blue Spectrophotometry) | Silicon in the sample is converted into soluble silicate, reacted with ammonium molybdate to form silicomolybdenum yellow, then reduced to silicomolybdenum blue for colorimetric determination; alternatively, silicon dioxide mass is determined by ignition and weighing. |
| pH Value | pH Meter Measurement | The sample is dissolved in water at a specified concentration, and pH is directly measured using a calibrated pH meter. |
| Water-Insoluble Matter | Gravimetric Method | The sample is dissolved in water, filtered, washed, dried, and the residue weighed to calculate the percentage of water-insoluble matter. |
| Drying Loss | Drying Loss Method | The sample is dried at a specified temperature (e.g., 105°C) until constant weight. The loss in mass is used to calculate moisture and other volatile components. |
| Heavy Metals (Pb as reference) | Atomic Absorption Spectroscopy (AAS) | After sample digestion, lead and other heavy metals are quantified using flame atomic absorption spectrometry. |
| Arsenic Content | Hydride Generation-Atomic Fluorescence Spectrometry (HG-AFS) | After acid digestion, arsenic is reduced to generate arsine gas, which is quantitatively detected using atomic fluorescence spectrometry. |
| Test Item | Specification |
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| Appearance | White crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Soluble in water; insoluble in ethanol |
| Odor | Odorless |
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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.