China Factory Direct
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| CAS number | 15980-15-1 |
| Product name | 1,4-Oxathiane |
| 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 |
|---|---|---|
| Pharmaceuticals | Intermediate in drug synthesis for producing antibiotics, antiviral agents, or other active pharmaceutical ingredients (APIs) | Used as a reaction intermediate in organic synthesis, participating in target molecule construction via cyclization, alkylation, or condensation reactions |
| Agrochemicals | Intermediate in pesticide synthesis for manufacturing insecticides, fungicides, or herbicides | Functions as a heterocyclic structural unit in agrochemical synthesis, contributing to the core scaffold of active compounds |
| Materials Science | Monomer or additive for polymer modification or functional material synthesis to enhance material properties (e.g., thermal resistance, stability) | Incorporated into polymer chains via ring-opening polymerization or copolymerization, or used as a crosslinking agent in material preparation |
| Research & Development | Reagent or model compound in chemical research for mechanistic studies or development of novel reactions | Employed under laboratory conditions for exploration of organic synthetic methodologies, catalytic reaction screening, or structural and property characterization |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 1,4-thioxane content by retention time and peak area comparison against a certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration based on iodine consumption in a pyridine-methanol solvent system. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Determines total acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing of the cooled crucible. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomization and absorption measurement at characteristic wavelengths after acid digestion. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using an anion-exchange column and conductivity detection. |
| Sulfate Content | Barium Sulfate Gravimetry | Precipitates sulfate as BaSO4 under controlled pH and temperature, followed by filtration and weighing. |
| Refractive Index | Refractometry | Measures light bending angle in the liquid sample at 20 degrees C to assess purity and consistency. |
| Specific Gravity | Pycnometry | Determines density relative to water using a calibrated pycnometer at specified temperature. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness intensity by matching sample color to APHA platinum-cobalt standard solutions or measuring absorbance at 455 nm. |
| Non-Volatile Residue | Evaporation and Gravimetry | Measures residue mass after evaporating a fixed volume to dryness at 105 degrees C and cooling in a desiccator. |
| Odor | Sensory Evaluation | Assesses presence and intensity of characteristic odor by trained personnel under controlled conditions. |
| 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) | 1.475–1.485 |
| Relative Density (20°C/25°C) | 1.095–1.105 g/cm³ |
| Odor | Characteristic sulfide-like 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.