Carnosic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3650-09-7 |
| Product name | Carnosic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for Carnosic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Carnosic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Carnosic acid
| Industry | Application | Process |
|---|---|---|
| Food Industry | Natural Antioxidant | Added to animal and vegetable oils, meat products, snacks, or flavored oils to prevent lipid rancidity and extend shelf life. |
| Food Industry | Food Preservative | Applied during meat and seafood processing to inhibit microbial growth and prevent oxidative discoloration, thereby maintaining sensory quality. |
| Cosmetics Industry | Anti-aging and Skin-care Additive | Incorporated into skin creams, lotions, or serums to exert anti-wrinkle and restorative effects by scavenging free radicals and inhibiting lipid peroxidation. |
| Cosmetics Industry | Skin-lightening Agent | Formulated into skin-lightening cosmetic products to achieve depigmenting effects by inhibiting tyrosinase activity or blocking melanin synthesis pathways. |
| Pharmaceutical Industry | Pharmaceutical Intermediate | Used as a raw material for synthesizing other terpenoid compounds (e.g., carnosic acid) in drug development and manufacturing processes. |
| Pharmaceutical Industry | Candidate Therapeutic Agent Research | Employed in pharmaceutical formulation development to investigate dosage forms and delivery systems leveraging its anti-inflammatory, antimicrobial, antitumor, and neuroprotective activities. |
| Feed Industry | Natural Feed Additive | Blended into poultry, livestock, or aquaculture feeds to prevent oxidative degradation of nutrients and enhance animal immune function. |
| Chemical Industry | Stabilizer for Household and Personal Care Products | Added to soaps, mouthwashes, or detergents as a natural antimicrobial preservative. |
Manufacturing Quality Control of Carnosic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies鼠尾草酸 content by UV absorbance at 280 nm using a reversed-phase C18 column and external standard calibration. |
| Related Substances | HPLC-DAD | Detects and quantifies structurally similar impurities (e.g., carnosic acid, rosmarinic acid) via diode-array detection and peak area comparison. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., ethanol, ethyl acetate) using flame ionization detection with headspace sampling. |
| Heavy Metals | ICP-MS | Determines trace levels of Pb, Cd, Hg, As, and Cr by mass spectrometric detection after acid digestion and dilution. |
| Loss on Drying | Gravimetric (105 C) | Measures volatile content by weight loss after drying at 105 C for 2 hours under controlled atmospheric conditions. |
| Residue on Ignition | Sulfated Ash Gravimetry | Quantifies inorganic residue after charring and sulfuric acid treatment followed by high-temperature ashing at 600 C. |
| Water Content | Karl Fischer Titration | Determines water by coulometric or volumetric titration with iodine generated electrochemically in pyridine-methanol medium. |
| Specific Optical Rotation | Polarimetry | Measures optical activity using sodium D-line light to confirm chiral integrity and identity. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid transition to verify crystallinity and purity. |
| pH of Aqueous Suspension | Potentiometric pH Measurement | Evaluates acidity/basicity by measuring hydrogen ion activity in a defined suspension (e.g., 1% w/v in water). |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution of dry powder using Mie scattering theory and a helium-neon laser beam. |
| Microbial Contamination | Membrane Filtration + Culture | Detects total aerobic microbes and absence of specified pathogens (e.g., E. coli, Salmonella) by filtration and incubation on selective media. |
Technical Specifications of Carnosic acid
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 124–128°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Optical Rotation | +182 to +195° (c=1, in ethanol) |
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 Carnosic acid
| CAS/Product ID | *Required fields | |
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NMR Spectra of Carnosic acid
Packaging of Carnosic acid
Industrial Carnosic 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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