China Factory Direct
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| CAS number | 61789-36-4 |
| Product name | Calcium naphthenate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeMaterial GradeSpecialty Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 |
|---|---|---|
| Paints & Inks | Drying accelerator (promotes oxidative drying of paints, varnishes, etc.) | Used as a secondary drier in alkyd resin coatings, alongside primary driers such as cobalt and manganese; incorporated into the base formulation after heat fusion with fatty acids |
| Lubricants | Metal detergent (inhibits engine sludge and varnish formation) | Processed via Mannich condensation and sulfuration reactions with alkylphenols, formaldehyde, and sulfurized olefins to produce a composite detergent, then formulated into internal combustion engine oil blends |
| Pesticides | Fungicide adjuvant (enhances efficacy and foliar adhesion) | Acts as a salt-stabilizing agent for organic copper fungicides (e.g., oxine copper), improving spray solution dispersion and leaf surface retention through complexation |
| Rubber Industry | Vulcanization activator and antioxidant carrier | Used synergistically with zinc oxide to improve vulcanization efficiency in rubber compounds; also employed as a carrier for antioxidants to enhance migration control |
| Petroleum Production | Component of crude oil demulsifiers (reduces oil-water interfacial tension) | Blended with other surfactants (e.g., polyether-based) to modify the properties of the oil-water interfacial film, thereby accelerating water droplet coalescence and separation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Calcium Content | Complexometric Titration with EDTA | Calcium ions form a stable complex with EDTA at pH 10; endpoint detected using Eriochrome Black T indicator. |
| Acid Value | Acid-Base Titration with KOH | Measures free carboxylic acid groups by titration with standardized potassium hydroxide in alcoholic medium. |
| Saponification Value | Titration after Alkaline Hydrolysis | Quantifies total ester and free acid content via back-titration after refluxing with excess KOH. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification based on mass-to-charge ratio detection of atomized and ionized sample components. |
| Iron Content | AAS | Atomic absorption spectroscopy measures ground-state iron atoms' absorption of specific wavelength light. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a controlled anhydrous environment. |
| Viscosity | Rotational Viscometry | Shear stress is measured under controlled rotational speed to determine dynamic viscosity at specified temperature. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color intensity to platinum-cobalt standard scale using spectrophotometric absorbance at 455 nm. |
| Total Ash | Gravimetric Analysis | Residue mass after high-temperature incineration represents inorganic impurities. |
| Sulfated Ash | Gravimetric Analysis | Ash residue mass after sulfuric acid treatment and ignition reflects metallic sulfate content. |
| Volatile Matter | Thermogravimetric Analysis (TGA) | Mass loss upon controlled heating quantifies volatile organic components below decomposition temperature. |
| Purity (by GC-FID) | Gas Chromatography with Flame Ionization Detection | Separates and quantifies individual components based on retention time and carbon-containing compound response. |
| Test Item | Specification |
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| Appearance | Yellowish brown liquid |
| Metal content | 6+0.2% |
| Water | ≤1.0% |
| Mechanical impurities | ≤0.5% |
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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.