18293-82-8 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18293-82-8 |
| Product name | 18293-82-8 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic Grade |
| Packaging | 25L/drum |
| 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 18293-82-8
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 18293-82-8 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 18293-82-8
| Industry | Application | Process |
|---|---|---|
| Coatings & Inks | Used as an adhesion promoter to enhance coating adhesion to substrates such as metal and glass | Added as an additive in coating formulations, typically incorporated directly into solvent-based or water-based systems at 0.1–2.0 wt% |
| Adhesives & Sealants | Improves adhesion of silicone, polyurethane, and acrylic adhesives to low-surface-energy substrates (e.g., PP, PE) | Added during compounding or dispersion, blended with the base polymer and crosslinker; commonly used synergistically with titanate coupling agents |
| Composites | Applied as a surface treatment agent for glass fibers or mineral fillers (e.g., talc, calcium carbonate) to improve interfacial compatibility between inorganic fillers and organic resins (e.g., unsaturated polyester, epoxy) | Applied via dry- or wet-process surface modification: wet process involves impregnating fillers with a silane solution in alcohol/water mixture followed by drying; dry process involves vapor-phase or high-speed mixer atomization |
| Electronic Encapsulation | Used in LED encapsulation silicones to strengthen interfacial bonding between silicone and phosphors (e.g., YAG:Ce³⁺) or leadframe materials (PCT, EMC), reducing delamination and stress-induced cracking | Added to the base polymer at 0.3–1.5 wt% prior to mixing silicone A/B components, followed by vacuum degassing and casting/curing |
Manufacturing Quality Control of 18293-82-8
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantitative separation and detection of components based on volatility and column interaction. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine to determine water content via stoichiometric reaction. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized KOH solution using phenolphthalein indicator. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle. |
| Refractive Index at 20 C | Refractometry | Determination of light bending angle in sample relative to air, correlated to molecular composition. |
| Color (APHA) | Visual Comparison or Spectrophotometer | Comparison of sample color intensity against platinum-cobalt standard scale. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions using ion-exchange column and conductivity detection. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of sample under controlled conditions followed by weighing of non-volatile residue. |
| Iron (Fe) Content | ICP-OES | Atomization and excitation of elements in plasma; quantification via emitted characteristic wavelengths. |
| Copper (Cu) Content | ICP-OES | Same principle as Fe analysis, using Cu-specific emission lines for quantification. |
| Aluminum (Al) Content | ICP-OES | Same principle as Fe analysis, using Al-specific emission lines for quantification. |
| pH of Aqueous Solution | pH Meter | Electrochemical measurement of hydrogen ion activity in a 10% aqueous solution of the compound. |
Technical Specifications of 18293-82-8
| 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) | 1.392–1.398 |
| Relative Density (20°C/25°C) | 0.870–0.885 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 18293-82-8
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 18293-82-8
Packaging of 18293-82-8
Industrial 18293-82-8 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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