Diphenyldimethoxysilane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6843-66-9 |
| Product name | Diphenyldimethoxysilane |
| 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) |
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Documents We Provide for Diphenyldimethoxysilane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Diphenyldimethoxysilane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Diphenyldimethoxysilane
| Industry | Application | Process |
|---|---|---|
| Chemical Synthesis | Organosilicon intermediates for synthesizing silane coupling agents or functionalized siloxane polymers | Undergo condensation or addition reactions with compounds such as alcohols, amines, or alkenes |
| Polymers & Materials | Modified polysiloxane resins to enhance thermal stability and hydrophobicity | Act as crosslinkers or capping agents in condensation polymerization |
| Coatings & Surface Treatment | Impart hydrophobicity, anti-fouling properties, and improved adhesion to substrate surfaces | Form siloxane films on substrates via hydrolysis-condensation reactions |
| Pharmaceuticals & Biomaterials | Intermediates for drug delivery carriers or biocompatible coating precursors | Functionalized for use in controlled-release systems or surface modification |
| Electronics | Precursors for encapsulation materials or dielectric layers to improve insulation and moisture resistance | Film formation via chemical vapor deposition (CVD) or sol-gel processing |
Manufacturing Quality Control of Diphenyldimethoxysilane
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantifies main component by separation and peak area comparison against calibrated standard. |
| Moisture Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water, iodine, and sulfur dioxide in pyridine/methanol medium. |
| Acid Value | Acid-Base Titration | Determines free acidic impurities by titration with standardized KOH solution using phenolphthalein indicator. |
| Color | Visual Comparison or Spectrophotometry (APHA/Pt-Co Scale) | Evaluates yellowness intensity by matching sample color to standardized platinum-cobalt solutions or measuring absorbance at 430 nm. |
| Density | Digital Density Meter | Measures mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determines ratio of light velocity in air vs. sample at 20 degrees C using critical angle measurement. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions based on anion exchange and conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomizes and excites elements in plasma; quantifies via element-specific emission wavelengths. |
| Volatile Impurities | Headspace Gas Chromatography-Mass Spectrometry (HS-GC-MS) | Extracts and identifies low-boiling contaminants using thermal equilibrium and mass spectral library matching. |
| Viscosity | Rotational Viscometry | Measures resistance to flow under shear stress using controlled rotational speed and torque detection. |
| pH of Aqueous Solution | pH Meter | Determines hydrogen ion activity in a 10% w/w aqueous emulsion using calibrated glass electrode. |
Technical Specifications of Diphenyldimethoxysilane
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.535–1.545 |
| Relative Density (20°C/25°C) | 1.070–1.090 g/cm³ |
| Odor | Characteristic mild 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 Diphenyldimethoxysilane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Diphenyldimethoxysilane
Packaging of Diphenyldimethoxysilane
Industrial Diphenyldimethoxysilane 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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