Oleanolic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 508-02-1 |
| Product name | Oleanolic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent GradeFood GradeCosmetic 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) |
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Documents We Provide for Oleanolic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Oleanolic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Oleanolic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Active pharmaceutical ingredient (API) or intermediate with anti-inflammatory, hepatoprotective, and antitumor activity | Used as an API or intermediate in the synthesis or formulation of hepatoprotective drugs (e.g., liver-protecting tablets), antiviral agents, and adjuvant anticancer medications |
| Cosmetics | Skin-conditioning, anti-aging, and anti-inflammatory agent | Incorporated into skincare products via emulsification, dissolution, or similar processes to formulate lotions, serums, or creams |
| Food Additives | Natural sweetener precursor or functional food ingredient | Extracted and purified from plant sources (e.g., olive, privet fruit), then applied in the development of health-promoting foods or dietary supplements |
| Agriculture | Plant growth regulator or active component in biopesticides | Formulated into sprayable preparations after extraction or semi-synthesis for enhancing crop stress tolerance or inhibiting pathogenic microorganisms |
| Research | Reference standard or control substance for pharmacological and natural product chemistry studies | Prepared at high purity via column chromatography, recrystallization, or analogous methods for in vitro/in vivo bioactivity testing and structural modification studies |
Manufacturing Quality Control of Oleanolic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies olieanolic acid concentration using reversed-phase chromatography with UV detection at 210 nm. |
| Related Substances | HPLC-UV | Separates and quantifies structurally similar impurities (e.g., ursolic acid, betulinic acid) via gradient HPLC. |
| Loss on Drying | Gravimetric (105 C drying) | Measures volatile content by weight loss after drying at 105 C for 2 hours. |
| Residue on Ignition | Gravimetric (sulfated ash) | Determines inorganic residue mass after charring and incineration at 600 C. |
| Heavy Metals | ICP-OES | Quantifies Pb, Cd, As, Hg, and Ni by atomic emission spectroscopy following acid digestion. |
| Chloride | Argentometric Titration | Measures chloride ion content via precipitation titration with silver nitrate using potassium chromate indicator. |
| Sulfate | Barium Sulfate Gravimetry | Determines sulfate as insoluble BaSO4 precipitate after addition of barium chloride solution. |
| Specific Optical Rotation | Polarimetry | Measures optical activity using sodium D-line light to confirm stereochemical identity and purity. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid transition to verify crystalline identity and purity. |
| Solvent Residues | GC-FID | Quantifies residual solvents (e.g., methanol, ethyl acetate) using gas chromatography with flame ionization detection. |
| Microbial Limits | Membrane Filtration + Culture | Detects aerobic bacteria, yeasts, molds, and specified pathogens (e.g., E. coli, Salmonella) by filtration and incubation. |
| Particle Size Distribution | Laser Diffraction | Measures particle size distribution in dry powder form using light scattering principles. |
Technical Specifications of Oleanolic acid
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.0% (HPLC) |
| Melting Point | 302.0 to 308.0 °C |
| Optical Rotation | +74.0 to +79.0 ° (c=1, in CHCl3) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Oleanolic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Oleanolic acid
Packaging of Oleanolic acid
Industrial Oleanolic acid Procurement FAQ
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.
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