N-OCTADECYLSILANE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18623-11-5 |
| Product name | N-OCTADECYLSILANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/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) |
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Documents We Provide for N-OCTADECYLSILANE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk N-OCTADECYLSILANE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of N-OCTADECYLSILANE
| Industry | Application | Process |
|---|---|---|
| Advanced Chemical Materials | Surface modifier for nanomaterials | Applied in silane coupling reactions to graft long-chain alkyl groups onto the surface of nanoparticles (e.g., nano-silica, nano-titania), converting hydrophilic surfaces to hydrophobic ones and enhancing dispersion in organic phases. |
| Rubber Industry | Filler modifier for rubber | Used as a treating agent for surface modification of inorganic fillers such as precipitated silica (white carbon black), reducing filler surface energy and improving dispersion in rubber matrices while lowering compound viscosity. |
| Textile Printing & Dyeing | Fabric water-repellent finishing agent | Applied via padding or immersion processes; reacts with hydroxyl groups on fabric surfaces to form a durable hydrophobic film, imparting long-lasting water repellency. |
| Coatings & Inks | Hydrophobic additive for coatings | Incorporated into water-based or solvent-based coating systems to enhance surface hydrophobicity, anti-blocking performance, and scrub resistance, and used as a pigment dispersing aid. |
| Electronics / Construction | Waterproofing and protective agent | Applied as a coating on concrete, stone, ceramic, or electronic components to form a water-repellent barrier that prevents moisture penetration and corrosion, providing damp-proofing and efflorescence resistance. |
| Organic Synthesis | Synthetic intermediate | Used as an organic synthesis reagent or intermediate in the preparation of specialty organosilicon compounds, surfactants, or functional materials. |
Manufacturing Quality Control of N-OCTADECYLSILANE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies十八烷基硅烷 peak area relative to calibration standards using flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures water by electrochemical reaction between iodine, sulfur dioxide, and water in methanol-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after high-temperature ashing and weighing. |
| Chloride Content | Potentiometric Titration with AgNO3 | Detects chloride ions via silver nitrate titration using silver indicator electrode. |
| Acid Value | Acid-Base Titration with KOH in ethanol | Measures free acidic groups by titration with standardized potassium hydroxide solution. |
| Density at 20 C | Digital Density Meter | Determines mass per unit volume using oscillating U-tube principle. |
| Refractive Index at 20 C | Refractometry | Measures bending of light through sample to determine refractive index. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness against platinum-cobalt standard scale using spectrophotometric absorbance at 455 nm. |
| Volatile Matter | Thermogravimetric Analysis (TGA) | Quantifies weight loss upon controlled heating under inert atmosphere. |
| Heavy Metals (as Pb) | ICP-OES | Simultaneously detects trace metal impurities after acid digestion by plasma emission spectroscopy. |
| Residual Solvents (e.g., hexane, toluene) | Headspace GC-FID | Separates and quantifies volatile organic solvents using gas chromatography with headspace sampling. |
| Viscosity at 25 C | Rotational Viscometry | Measures resistance to flow under shear using rotating spindle in controlled temperature bath. |
Technical Specifications of N-OCTADECYLSILANE
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.435–1.445 |
| Relative Density (20°C/25°C) | 0.775–0.785 g/cm³ |
| Odor | Characteristic mild hydrocarbon odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of N-OCTADECYLSILANE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of N-OCTADECYLSILANE
Packaging of N-OCTADECYLSILANE
Industrial N-OCTADECYLSILANE Procurement FAQ
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.
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