China Factory Direct
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| CAS number | 58160-99-9 |
| Product name | 3-Aminopropylsilanetriol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic 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 |
|---|---|---|
| Silicone Rubber | Coupling agent to enhance interfacial adhesion between fillers and the polymer matrix | Added to the silicone rubber compounding system, where thermal curing forms a siloxane network structure |
| Coatings & Paints | Improves adhesion of organic coatings to glass, metal, or ceramic substrates | Used as a primer or additive in coating formulations, forming siloxane bonds with the substrate via hydrolysis and condensation |
| Adhesives | Enhances bond strength and moisture resistance of organic-inorganic hybrid adhesives | Incorporated into epoxy, polyurethane, or acrylic adhesives; hydrolyzes to form chemical bonds with inorganic surfaces |
| Glass Fiber | Surface treatment agent to improve compatibility between glass fiber and resin matrices | Applied as a sizing agent during glass fiber production, forming an amino-siloxane coupling layer |
| Nanomaterials | Stabilizer and surface modifier for functionalization of SiO₂, TiO₂, and other nanoparticles | Nanoparticles are dispersed in an alcoholic aqueous solution containing 3-aminopropyltrihydroxysilane, followed by surface condensation to graft amine groups |
| Medical & Biomaterials | Surface amination of silica-based materials for biosensors or drug delivery carriers | Silica-based substrates are immersed in a dilute solution to form an active amine layer suitable for subsequent biomolecule conjugation |
| Electronic Encapsulation | Improves interfacial adhesion between encapsulants and chips/lead frames | Used as a coupling agent in epoxy molding compounds or underfill materials to enhance thermal cycling stability |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (purity) | GC-FID | Quantitative determination by gas chromatography with flame ionization detection using an internal standard or external calibration. |
| Moisture content | Karl Fischer titration | Volumetric or coulometric titration based on the reaction of water with iodine and sulfur dioxide in a pyridine-methanol medium. |
| pH (10% aqueous solution) | Potentiometric pH measurement | Measurement of hydrogen ion activity using a calibrated glass electrode and reference electrode in a diluted aqueous solution. |
| Appearance | Visual inspection | Assessment of physical state, color, and clarity against specified standards under controlled lighting conditions. |
| Density at 25 C | Pycnometry or digital densitometry | Determination of mass per unit volume using calibrated glass pycnometer or oscillating U-tube densimeter. |
| Refractive index at 20 C | Refractometry | Measurement of light bending angle through the sample at specified temperature using a calibrated Abbe refractometer. |
| Amine value | Acid-base titration | Titration with standardized HCl solution using bromocresol green indicator to determine milligrams of KOH equivalent per gram. |
| Residue on ignition | Gravimetric analysis | Weighing of non-volatile residue after controlled high-temperature ashing in a muffle furnace. |
| Heavy metals (as Pb) | ICP-OES | Multi-element quantification of trace metals via atomic emission spectroscopy after acid digestion and matrix matching. |
| Chloride content | Potentiometric titration with AgNO3 | Titration using silver nitrate and a silver/silver sulfide electrode to detect endpoint based on chloride ion concentration. |
| Viscosity at 25 C | Capillary viscometry | Measurement of flow time through a calibrated capillary tube under gravity, converted to kinematic viscosity. |
| Volatile impurities | GC-MS | Identification and semi-quantification of low-boiling organic impurities using gas chromatography coupled with mass spectrometric detection. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.430–1.440 |
| Relative Density (20°C/25°C) | 0.98–1.02 g/cm³ |
| Odor | Characteristic amine-like odor |
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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.