China Factory Direct
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| CAS number | 1338-24-5 |
| Product name | NAPHTHENIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Coatings & Inks | As a drier to accelerate oxidative drying of paints, varnishes, and inks | As a raw material for metal soaps (e.g., cobalt naphthenate, manganese naphthenate), reacted with metal oxides or salts and subsequently dissolved in organic solvents for use |
| Wood Preservation | As a preservative to protect wood against fungal decay and insect infestation | Formulated with other preservative components and applied to wood via pressure treatment or surface brushing |
| Metal Processing | As a metal extractant for separation and purification of metals (e.g., copper, cobalt, rare earth elements) in hydrometallurgical processes | Forms complexes with metal ions during solvent extraction, enabling transfer from aqueous to organic phase |
| Lubricants & Greases | As an additive to enhance lubricant performance (e.g., rust inhibition, extreme-pressure/anti-wear properties) | Added directly or incorporated as a component of metal soap thickeners, blended with base oils |
| Plastics & Rubber | As a stabilizer, catalyst, or plasticizer—for example, as a heat stabilizer in PVC processing | Added as salts (e.g., zinc naphthenate, calcium naphthenate) during compounding or polymerization |
| Energy | As a fuel oil additive to improve combustion efficiency and inhibit deposit formation | Added directly during fuel blending |
| Agriculture | As a carrier or adjuvant for insecticides, fungicides, or plant growth regulators | Formulated with active ingredients to produce emulsifiable concentrates or soluble liquids |
| Testing Item | Common Testing Methods | Method Overview |
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| Ring Acid Content | Acid Value Titration (ASTM D974) | Measure the acid value of the sample via acid-base titration and estimate ring acid content based on total acidity; simple to perform and suitable for rough quantification. |
| Ring Acid Composition Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Separate derivatized ring acids by gas chromatography and identify individual components using mass spectrometry, enabling qualitative and semi-quantitative analysis. |
| Ring Acid Structural Characterization | Fourier Transform Infrared Spectroscopy (FTIR) | Identify functional groups of ring acids using characteristic absorption peaks (e.g., carboxyl group stretching vibration at 1710 cm⁻¹) for qualitative detection. |
| Total Ring Acid Content | Potentiometric Titration | Perform non-aqueous potentiometric titration using potassium hydroxide standard solution to precisely determine total acid value and convert it to ring acid concentration. |
| Ring Acid Metal Salts | Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) | Detect metal ion content (e.g., Ca²⁺, Mg²⁺, Na⁺) in ring acids to evaluate their salt formation degree and corrosion potential. |
| Thermal Stability | Thermogravimetric Analysis (TGA) | Measure mass changes of ring acids during heating to assess decomposition temperature and stability for quality control purposes. |
| Test Item | Specification |
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| Appearance | Colorless to light yellow, liquid |
| Purity | >=98.0% |
| Acid Value (mg KOH/g) | 205–215 |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Color (APHA/Pt-Co) | <=100 |
| Relative Density (20°C/25°C) | 0.92–0.96 g/cm³ |
| Odor | Characteristic fatty 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.