1,3-Bis(trimethylsilyl)urea Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18297-63-7 |
| Product name | 1,3-Bis(trimethylsilyl)urea |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 1,3-Bis(trimethylsilyl)urea
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,3-Bis(trimethylsilyl)urea Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,3-Bis(trimethylsilyl)urea
| Industry | Application | Process |
|---|---|---|
| Coatings & Inks | Used as a defoamer | Added during coating or ink formulation to suppress foam formation and improve product quality |
| Plastics Industry | Used as a mold release agent | Applied to mold surfaces to facilitate easy part ejection after molding |
| Personal Care | Added to skin care formulations | Incorporated into skin care products to enhance texture and user experience |
| Textile Auxiliaries | Used as a fabric finishing agent | Applied to textiles via padding or spraying to improve hand feel and appearance |
| Chemical Synthesis | Intermediate | Used as a starting material in the synthesis of specific organosilicon compounds |
Manufacturing Quality Control of 1,3-Bis(trimethylsilyl)urea
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard under optimized chromatographic conditions. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via reaction of iodine with sulfur dioxide in the presence of water and base. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing and cooling to constant weight. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by atomization and absorption measurement at characteristic wavelengths after acid digestion. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Titration using silver nitrate with endpoint detection via silver ion-selective electrode response. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against specified criteria under controlled lighting conditions. |
| Melting Point | Capillary Melting Point Determination | Thermal transition observation using calibrated melting point apparatus with slow, uniform heating rate. |
| Volatile Matter | Thermogravimetric Analysis (TGA) | Weight loss measurement upon controlled heating to determine volatile components below decomposition temperature. |
| Iron (Fe) Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Elemental quantification after sample digestion by measuring intensity of characteristic atomic emission lines. |
| Bulk Density | Graduated Cylinder Method | Mass per unit volume measured by gently pouring material into a calibrated cylinder and leveling the surface. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered light intensity patterns to derive particle size distribution based on Mie or Fraunhofer theory. |
Technical Specifications of 1,3-Bis(trimethylsilyl)urea
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 124.0 - 128.0 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic, mild |
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 1,3-Bis(trimethylsilyl)urea
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,3-Bis(trimethylsilyl)urea
Packaging of 1,3-Bis(trimethylsilyl)urea
Industrial 1,3-Bis(trimethylsilyl)urea 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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