n-Propyltriacetoxysilane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 17865-07-5 |
| Product name | n-Propyltriacetoxysilane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeSpecialty 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) |
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Documents We Provide for n-Propyltriacetoxysilane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk n-Propyltriacetoxysilane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of n-Propyltriacetoxysilane
| Industry | Application | Process |
|---|---|---|
| Polymers | Reinforcing agent, coupling agent | Mixing and reaction |
| Coatings | Crosslinking agent, curing agent | Mixing and reaction |
| Adhesives | Improves adhesion performance | Mixing and reaction |
Manufacturing Quality Control of n-Propyltriacetoxysilane
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe whether the sample is a colorless to slightly yellow transparent liquid, free from suspended particles, sediment, or layering. |
| Purity (Main Content) | Gas Chromatography (GC) | Using a capillary column (e.g., DB-5 or HP-5) and FID detector, determine the main component content by internal standard method or area normalization method. Purity is typically required to be ≥98.0%. |
| Moisture Content | Karl Fischer Titration | Quantitatively react water with an iodine-sulfur dioxide-pyridine-methanol system. Moisture is determined by electrochemical or volumetric methods. Typically required to be ≤0.1%. |
| Acid Value (Free Acid) | Acid-Base Titration | Titrate free acetic acid (produced by hydrolysis) in the sample with a standard sodium hydroxide solution, using phenolphthalein as an indicator. Results are expressed as mg KOH/g. Typically ≤0.5. |
| Density (20°C) | Density Meter Method or Oscillating U-Tube Method | Determine the density using a digital density meter or pycnometer at a constant temperature of 20°C. Typical value is approximately 1.02–1.05 g/cm³. |
| Refractive Index (nD²⁰) | Refractometry | Measure using an Abbe refractometer at 20°C. Typical value is approximately 1.400–1.410, used as an auxiliary method for purity evaluation. |
| Boiling Range | Distillation or Boiling Point Apparatus | Determine the initial boiling point and dry point by atmospheric distillation, or using a boiling point apparatus. Typical boiling range is 180–200°C, used to assess volatility and impurities. |
| Residual Solvents (e.g., Acetic Acid, Propanol) | Gas Chromatography-Mass Spectrometry (GC-MS) | Qualitatively and quantitatively analyze possible residual organic solvents such as acetic acid, ethanol, and propanol to ensure compliance with process control standards. |
| Chloride Content | Ion Chromatography or Silver Nitrate Titration | After hydrolysis of the sample, titrate chloride ions with silver nitrate, or detect Cl⁻ concentration using ion chromatography. Typically required to be ≤10 ppm. |
| Thermal Stability (Weight Loss Rate) | Thermogravimetric Analysis (TGA) | Heat the sample under nitrogen atmosphere (e.g., 30–300°C) and measure the weight loss rate to evaluate decomposition tendency at high temperatures. Typically requires <1% weight loss at 200°C. |
| Metal Impurities | ICP-MS or ICP-OES | After sample digestion, determine metal ions such as Fe, Al, Cu, and Pb using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) or Optical Emission Spectroscopy (ICP-OES). Typically requires <1 ppm. |
Technical Specifications of n-Propyltriacetoxysilane
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (by NMR) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.425–1.435 |
| Relative Density (20°C/25°C) | 1.05–1.07 g/cm³ |
| Odor | Characteristic silane 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-Propyltriacetoxysilane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of n-Propyltriacetoxysilane
Packaging of n-Propyltriacetoxysilane
Industrial n-Propyltriacetoxysilane 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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