China Factory Direct
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| CAS number | 2424-90-0 |
| Product name | HEPTADECANEDIOIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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) |
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 |
|---|---|---|
| Chemical Intermediates | Monomer for synthesizing polyamide and polyester polymers | Used in condensation polymerization with diamines or diols to produce high-performance polymers |
| Lubricants | Base oil component or additive in high-temperature greases | Compounded with metal soaps (e.g., lithium or calcium soaps) to enhance grease dropping point and thermal stability |
| Surfactants | Raw material for manufacturing anionic surfactants | Converted via sulfonation or sulfuric esterification into derivatives with emulsifying and dispersing functionality |
| Pharmaceutical Intermediates | Fatty-chain structural unit for synthesizing specific drug molecules | Incorporated into target molecular frameworks via functional group transformations such as esterification and reduction |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies total acid content by neutralizing with standardized NaOH solution using phenolphthalein indicator. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric reaction between iodine and water in a controlled anhydrous medium. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating purity and identity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of visible particulates or foreign matter under controlled lighting. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities remaining after high-temperature combustion. |
| Heavy Metals | ICP-OES | Quantifies trace metal contaminants (e.g., Pb, Cd, Hg) by measuring atomic emission intensities in plasma. |
| Chloride Content | Potentiometric Titration | Detects chloride ions using silver nitrate titrant and silver-sulfide electrode for endpoint detection. |
| Sulfated Ash | Gravimetric Analysis | Determines inorganic residue after ignition with sulfuric acid pretreatment. |
| Related Substances | HPLC-UV | Separates and quantifies structurally similar impurities using reversed-phase chromatography and UV detection. |
| Iron Content | AAS | Measures iron concentration by atomic absorption of specific wavelength light in atomized sample vapor. |
| pH of Aqueous Suspension | pH Meter Measurement | Evaluates acidity/basicity of a defined suspension in distilled water using calibrated pH electrode. |
| Bulk Density | Graduated Cylinder Method | Determines mass per unit volume of freely settled powder under standardized conditions. |
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.0% |
| Melting Point | 124.0 - 128.0 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 320 - 335 mg KOH/g |
| Heavy Metals | <=10 ppm |
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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.