China Factory Direct
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| CAS number | 533-87-9 |
| Product name | ALEURITIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Paint Industry | Used as a modifying monomer for alkyd resins to enhance film hardness, gloss, and weather resistance | Copolymerized with polyols and polycarboxylic acids to produce alkyd resins, which are then diluted with solvents and dispersed with pigments to formulate paints |
| Ink Industry | Employed as a component of ink vehicles to improve adhesion and drying performance | Mixed with other plant oil derivatives (e.g., dehydrated castor oil acid), followed by oxidative or thermal polymerization, then compounded with resins and pigments |
| Plastics Industry | Utilized as a crosslinking monomer for unsaturated polyester resins to improve rigidity and heat resistance | Radically copolymerized and cured with unsaturated polyester prepolymers in the presence of initiators (e.g., benzoyl peroxide) |
| Adhesives Industry | Applied in the production of high-performance reactive pressure-sensitive adhesives and laminating adhesives to enhance tack and heat resistance | Copolymerized with acrylic monomers, or used as an accelerator in addition reactions during epoxy resin curing |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purified Acid Content) | Acid-Base Titration with NaOH | Quantifies carboxylic acid groups by neutralization with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Acid Value | Acid-Base Titration with KOH in ethanol | Measures milligrams of potassium hydroxide required to neutralize free acids in 1 g of sample. |
| Iodine Value | Wijs Method (Titration with ICl) | Determines degree of unsaturation by addition of iodine monochloride to double bonds, followed by back-titration of unreacted ICl. |
| Saponification Value | Acid-Base Titration after KOH reflux | Measures total ester content by alkaline hydrolysis followed by titration of excess KOH with HCl. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine, sulfur dioxide, and pyridine-based reagent to quantify water content. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Compares sample color intensity against platinum-cobalt standard scale or measures absorbance at 455 nm. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid sample transitions to liquid under controlled heating. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies lead and other heavy metals after acid digestion by measuring atomic absorption at characteristic wavelengths. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measures inorganic ash content by ignition at 500-600 C and weighing residual residue. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separates and quantifies volatile organic contaminants using flame ionization detection. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light induced by chiral centers in solution at specified wavelength and temperature. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution of solid particles suspended in liquid medium based on light scattering patterns. |
| Test Item | Specification |
|---|---|
| Appearance | Gray solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 128-132°C |
| Acid Value (mg KOH/g) | 190-205 |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| 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.