China Factory Direct
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| CAS number | 1639-09-4 |
| Product name | 1-Heptanethiol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeReagent GradeCosmetic GradeFood 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 Description |
|---|---|---|
| Chemical Synthesis | Organic Synthesis Intermediate | Used to synthesize sulfur-containing organic compounds such as thioethers and thioesters |
| Fragrance Industry | Fragrance Formulation | Serves as a precursor for synthetic fragrance ingredients |
| Materials Science | Surface Modifier | Applied in the preparation of self-assembled monolayers (SAMs) on metal surfaces |
| Pharmaceutical Industry | Pharmaceutical Synthesis Intermediate | Involved in constructing sulfur-containing drug molecules |
| Pesticide Industry | Pesticide Formulation Synthesis | Acts as a structural modification intermediate for pesticide active ingredients |
| Research & Development | Analytical Reagent | Used as a reference standard in gas chromatography or for detection and analysis of sulfur compounds |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (1-Heptanethiol Content) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a polar capillary column. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Comparison of sample color intensity against APHA platinum-cobalt standards or measurement of absorbance at 455 nm. |
| Density at 20 degC | Digital Density Meter (Oscillating U-tube) | Measurement of sample density via resonant frequency shift of a vibrating U-shaped tube filled with the liquid. |
| Refractive Index at 20 degC | Abbe Refractometer | Determination of refractive index by measuring the critical angle of total internal reflection at the prism-sample interface. |
| Sulfur Content | UV Fluorescence Detection after Combustion | Oxidative combustion converts organic sulfur to SO2, followed by UV-induced fluorescence quantification. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of a known volume under controlled conditions and weighing of non-volatile residue. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal impurities after acid digestion by measuring absorption of element-specific UV-Vis radiation. |
| Non-Volatile Matter | Gravimetric Analysis | Drying a weighed sample to constant mass at 105 degC and determining residue weight. |
| Odor Threshold (Qualitative) | Sensory Evaluation | Trained personnel assess presence and intensity of characteristic sulfurous odor relative to reference thresholds. |
| Peroxide Value | Iodometric Titration | Oxidation of potassium iodide by peroxides to liberate iodine, followed by titration with standardized sodium thiosulfate. |
| Test Item | Specification |
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| Appearance | Colorless to almost colorless clear liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.436–1.440 |
| Relative Density (20°C/25°C) | 0.835–0.845 g/cm³ |
| Odor | Characteristic mercaptan 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.