1,8-Octanedithiol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1191-62-4 |
| Product name | 1,8-Octanedithiol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 1,8-Octanedithiol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,8-Octanedithiol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,8-Octanedithiol
| Industry | Application | Process |
|---|---|---|
| Chemical | Intermediate for synthesizing other thiol compounds | Prepared via organic synthesis reactions, such as nucleophilic substitution of alkyl halides with sodium sulfide or thiolate salts |
| Rubber | Rubber vulcanization accelerator | Reacts with elemental sulfur during rubber vulcanization to form crosslinked structures |
| Electronics | Surface treatment agent for semiconductor materials and electronic devices | Forms sulfide layers on semiconductor surfaces via chemical vapor deposition or solution-based methods |
| Pharmaceutical | Intermediate in drug synthesis | Participates in the synthesis of peptides or organosulfur compounds |
| Polymers | Synthesis of sulfur-containing polymers | Introduces thiol groups via free-radical polymerization or condensation polymerization |
Manufacturing Quality Control of 1,8-Octanedithiol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 1,8-octanedithiol peak area relative to internal standard or calibration curve. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water and iodine in pyridine/methanol medium. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Neutralizes acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color | APHA Color Scale (Visual or Spectrophotometric) | Compares sample color to platinum-cobalt standard solutions using visual match or absorbance at 455 nm. |
| Density | Digital Density Meter (Oscillating U-tube) | Determines density from resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Refractive Index | Refractometry | Measures bending of light at air-sample interface using calibrated prism and scale. |
| Sulfur Content | Combustion IC (Ion Chromatography after oxidation) | Oxidizes sulfur to sulfate, then quantifies sulfate anion by suppressed conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures absorbance of ground-state atoms in flame or graphite furnace after acid digestion. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Determines non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Odor | Sensory Evaluation (Standardized Panel) | Assesses presence and intensity of characteristic thiol odor against reference standards under controlled conditions. |
| Boiling Point | Capillary Boiling Point Apparatus | Determines temperature at which vapor pressure equals atmospheric pressure using capillary method. |
| Viscosity | Rotational Viscometry | Measures resistance to flow under shear stress using calibrated spindle rotating in sample at controlled temperature. |
Technical Specifications of 1,8-Octanedithiol
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Odor | Characteristic thiol odor |
| Refractive Index (n20/D) | 1.525–1.535 |
| Relative Density (20°C/25°C) | 1.045–1.055 g/cm³ |
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 1,8-Octanedithiol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,8-Octanedithiol
Packaging of 1,8-Octanedithiol
Industrial 1,8-Octanedithiol 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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