(R)-Styrene oxide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 20780-53-4 |
| Product name | (R)-Styrene oxide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 (R)-Styrene oxide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (R)-Styrene oxide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (R)-Styrene oxide
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Synthesis of chiral drug intermediates | Epoxy ring-opening reactions; asymmetric synthesis |
| Agrochemical Industry | Preparation of high-efficiency, low-toxicity agrochemical intermediates | Nucleophilic addition to epoxides |
| Fine Fragrance Industry | Synthesis of fragrance compounds | Conversion of epoxy structures to generate specific aroma molecules |
| Fine Chemicals | Preparation of chiral catalysts or ligands | Asymmetric catalytic reactions |
| Materials Science | Preparation of optically active polymer monomers | Introduction of chiral centers during polymerization |
Manufacturing Quality Control of (R)-Styrene oxide
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID | Quantitative separation and detection based on retention time and peak area using a chiral or non-chiral column. |
| Enantiomeric Excess (ee) | Chiral Gas Chromatography (cGC) | Separation of (R)- and (S)-enantiomers on a chiral stationary phase; ee calculated from peak area ratio. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in anhydrous methanol-based solvent. |
| Residue on Ignition | Gravimetric Analysis | Sample ignited at 700-800 C; residue mass measured after cooling in desiccator. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Chloride Content | Ion Chromatography (IC) | Anion separation on ion-exchange column with conductivity detection; quantitation via calibration curve. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Atomization of sample followed by measurement of absorbance at characteristic wavelength for lead. |
| Non-Volatile Residue | Evaporation and Gravimetry | Solvent evaporation under controlled conditions; residue weighed after drying. |
| Color | Visual Comparison or Spectrophotometry (APHA) | Comparison to platinum-cobalt standard solutions or measurement of absorbance at 430 nm. |
| Density | Digital Density Meter | Oscillation period measurement of U-tube filled with sample, converted to density via calibration. |
| Refractive Index | Refractometry | Measurement of light refraction angle at air-sample interface using calibrated prism instrument. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Thermal equilibration of sample in sealed vial; volatile solvents quantified in headspace by GC-FID. |
Technical Specifications of (R)-Styrene oxide
| Test Item | Specification |
|---|---|
| Appearance | Clear, colourless oil |
| Purity | >=99.0% (GC-MS); >=99% ee |
| Optical Rotation | +33±2° (c=1, in CHCl3) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Refractive Index (n20/D) | 1.538–1.542 |
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 (R)-Styrene oxide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of (R)-Styrene oxide
Industrial (R)-Styrene oxide 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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