China Factory Direct
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| CAS number | 5191-97-9 |
| Product name | L-Ornithine 2-oxoglutarate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
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| Pharmaceutical Industry | Adjunctive therapy for liver disease | Used as a component of combination formulations to support the ornithine cycle, facilitating ammonia conversion to urea and reducing blood ammonia levels in the treatment of hyperammonemia and hepatic encephalopathy |
| Pharmaceutical Industry | Detoxifying agent | Administered to supply ornithine and alpha-ketoglutarate, thereby accelerating endogenous ammonia metabolism and clearance to alleviate metabolic toxicity associated with impaired hepatic function |
| Dietary Supplement Industry | Sports nutrition supplement | Formulated as oral dosage forms (e.g., tablets, granules) to stimulate growth hormone secretion, accelerate post-exercise recovery, and alleviate muscle fatigue |
| Dietary Supplement Industry | Immune modulator | Orally administered to improve amino acid metabolic balance and enhance systemic immune function |
| Clinical Nutrition | Parenteral nutrition support | Administered via intravenous injection or infusion as an amino acid source to correct negative nitrogen balance and improve nutritional status following surgery |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (L-Ornithine AKG) | Acid-Base Titration | Quantifies total basic nitrogen content by titration with standardized HCl using methyl orange indicator. |
| Purity (HPLC) | Reverse-Phase HPLC | Separates and quantifies L-ornithine alpha-ketoglutarate and related impurities using UV detection at 200-210 nm. |
| Loss on Drying | Gravimetric (Thermogravimetry) | Measures volatile content by weight loss after drying at 105 C for 2 hours under atmospheric pressure. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Determines inorganic residue mass after charring and incineration at 600-700 C. |
| Heavy Metals (Pb, Cd, As, Hg) | ICP-MS | Quantifies trace metal elements by plasma ionization and mass spectrometric detection. |
| Chloride | Argentometric Titration | Measures chloride ions via precipitation titration with standardized AgNO3 using potassium chromate indicator. |
| Sulfate | Barium Sulfate Gravimetry | Determines sulfate as insoluble BaSO4 precipitate formed after addition of BaCl2 solution. |
| Specific Optical Rotation | Polarimetry | Measures optical activity using sodium D-line light to confirm chiral integrity and enantiomeric purity. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Determines hydrogen ion activity in aqueous solution using calibrated glass electrode. |
| Related Substances | HPLC with Gradient Elution | Identifies and quantifies structurally similar impurities (e.g., ornithine, AKG, pyroglutamate) using retention time comparison. |
| Microbial Contamination | Membrane Filtration | Detects aerobic microorganisms by filtration, membrane transfer to agar media, and colony enumeration after incubation. |
| Water Content | Karl Fischer Coulometric Titration | Quantifies water via electrochemical iodine generation and stoichiometric reaction with sample moisture. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 168-172°C |
| Optical Rotation | +24.0° to +26.0° (c=1, H2O) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| 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.