China Factory Direct
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| CAS number | 1000-50-6 |
| Product name | 1000-50-6 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
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| Pharmaceutical Industry | Protection of functional groups such as hydroxyl and amino groups to enhance reaction selectivity | Used as a silylation reagent in organic synthesis; reacts with alcohols, phenols, or amines at low temperatures (e.g., –78 °C) to form corresponding silyl ether derivatives, which can be subsequently deprotected under fluoride (e.g., TBAF) or acidic conditions |
| Agrochemical R&D | Stabilization of reactive intermediates and improvement of compound lipophilicity and metabolic stability | Applied to modify hydroxyl-containing agrochemical molecules to enhance their penetration into plant tissues and environmental stability |
| Materials Science | Preparation of organosilicon functional materials and surface modifiers | Employed as a precursor in sol-gel processes or to functionalize surface hydroxyl groups of nanoparticles, thereby improving their dispersion in nonpolar media |
| Analytical Chemistry | Derivatization reagent for gas chromatography (GC) and mass spectrometry (MS) analysis | Converts non-volatile, highly polar hydroxyl-containing compounds (e.g., carbohydrates, sterols) into volatile, thermally stable tert-butyldimethylsilyl ether derivatives, thereby improving detection sensitivity and peak shape quality |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a non-polar capillary column. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Neutralization of acidic impurities (e.g., HCl, t-butanol) using standardized sodium hydroxide and phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Sample heated at 700-800 C to volatilize organic matter; residual inorganic ash weighed after cooling. |
| Chloride Content | Potentiometric Titration with AgNO3 | Titration with silver nitrate using a silver indicator electrode; chloride forms insoluble AgCl precipitate. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion by measuring absorbance of ground-state atoms at characteristic wavelengths. |
| Iron (Fe) Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Element-specific quantification after microwave-assisted acid digestion via emission intensity at Fe spectral lines. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against specified criteria under controlled lighting conditions. |
| Boiling Point | Distillation Method (ASTM D1078) | Determination of temperature range at which vapor phase reaches specified composition during controlled atmospheric distillation. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Measurement of sample density via resonant frequency shift of a vibrating U-shaped tube filled with the liquid. |
| Refractive Index | Refractometry (Abbe refractometer) | Determination of refractive index at 20 C using critical angle measurement of light passing through sample-prism interface. |
| Volatile Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Identification and semi-quantitation of low-boiling impurities (e.g., hexane, chloroform) using retention time and mass spectral matching. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.400–1.405 |
| Relative Density (20°C/25°C) | 0.835–0.845 g/cm³ |
| Odor | Characteristic chlorosilane odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.