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HS Code |
411989 |
| Chemical Name | L-Ornithine Dihydrochloride |
| Molecular Formula | C5H12N2O2·2HCl |
| Molar Mass | 210.09 g/mol |
| Appearance | White crystalline powder |
| Solubility In Water | Soluble |
| Melting Point | 250-260°C (decomposes) |
| Cas Number | 3184-13-2 |
| Purity | Typically ≥98% |
| Storage Conditions | Store at 2-8°C, dry and tightly closed |
| Odor | Odorless |
| Ph Value | 3.0 - 4.5 (10% water solution) |
| Synonyms | H-Orn-OH·2HCl; Ornithine, dihydrochloride |
As an accredited L-Ornithine Dihydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White, sealed HDPE plastic bottle containing 500 grams of L-Ornithine Dihydrochloride; labeled with chemical name, purity, and safety information. |
| Shipping | L-Ornithine Dihydrochloride is shipped in tightly sealed, high-density containers to prevent moisture absorption and contamination. It is stored and transported at room temperature, away from direct sunlight and incompatible materials. Appropriate labeling, documentation, and compliance with chemical safety regulations are ensured throughout the shipping process to guarantee safe delivery. |
| Storage | L-Ornithine Dihydrochloride should be stored in a tightly sealed container, protected from moisture and light. Keep it in a cool, dry, and well-ventilated area, ideally at room temperature (15–25°C). Avoid exposure to heat and incompatible substances. Properly label the storage container and ensure it is only accessible to authorized personnel trained in handling chemicals. |
Applications of L-Ornithine Dihydrochloride in Industrial ManufacturingAs a direct manufacturer of L-Ornithine Dihydrochloride, we collaborate closely with industrial partners focusing on high-value downstream applications. Our production experience and quality management systems support demanding sectors where ingredient purity, traceability, and compositional control are critical. Below, we detail specific segments where our material is incorporated in-line with industry operating practice. 1. Amino Acid Oral Preparation ManufacturingPharmaceutical and nutrition companies source this material to fortify amino acid blends for oral solutions, tablets, and granules. Its high solubility and defined assay help formulators achieve precise labeling claims required by nutraceutical and pharmaceutical products. Inclusion levels must comply with stringent monographs and dietary safety limits, especially when the finished product targets clinical, pediatric, or sports nutrition applications. Quality assurance teams routinely test for heavy metals, specific rotation, and microbial standards throughout batch mixing to finished packaging. Industry compliance standards
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2. Parenteral Nutrition Formulations (IV Solutions)Hospital compounding centers and large-scale intravenous formula producers incorporate this specialty amino acid in parenteral (intravenous) solutions as a supplemental nitrogen source, especially for patients with hepatic conditions. Stringent raw material identity, pyrogen detection, and bioburden controls are required at every stage. End-product safety and purity dictate that only injectable grade with complete traceability and low endotoxin levels enter the compounded formulation line, and facilities validate the integration at the solution compounding and filtration steps. Industry compliance standards
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3. Sports Nutrition & Muscle Recovery ProductsThe sports supplement industry uses this ingredient in advanced pre-workout and post-exercise formulations designed to target muscle recovery and reduce fatigue. Formulators must comply with sports authority prohibit lists and ensure ingredient sourcing passes banned substance audits. The material is blended in batch mixing equipment or added inline during beverage concentrate manufacture, and its inclusion levels are adjusted based on the target functionality, including matrix release tablets or high-intensity drink powders. Industry compliance standards
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4. Biomanufacturing Fermentation MediaFermentation facilities and biotech plants incorporate the ingredient into nutrient media to support microbial or mammalian cell culture growth, particularly during production of recombinant proteins and therapeutic enzymes. Manufacturing teams monitor batch-to-batch trace element levels and consistency. This ingredient enters the nutrient formulation phase, with concentrations individually optimized based on cell line, media pH, and desired metabolic pathway activation, providing a controlled nitrogen and energy source for bioprocess intensification. Industry compliance standards
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5. Specialty Clinical Food IngredientsMedical food producers formulate L-ornithine dihydrochloride into specialty clinical nutritional blends intended for inborn errors of metabolism and hepatic function support. Ingredient traceability, absence of allergens, and compliance with medical food labeling regulations all receive documented verification. Production lines dose the ingredient during wet-mixing, followed by spray-drying or granulation, and routinely verify the analyte concentration by validated HPLC methods on each lot. Industry compliance standards
Typical usage ratio
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Competitive L-Ornithine Dihydrochloride prices that fit your budget—flexible terms and customized quotes for every order.
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Tel: +8615371019725
Email: sales7@sinochem-nanjing.com
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Working with amino acid derivatives every day opens your eyes to the small details that affect the outcome of products across industries. L-Ornithine Dihydrochloride often finds itself requested by customers in both the pharmaceutical and nutritional sectors—two worlds with separate needs, but a common focus on purity and consistency. The most common form we provide at our facility comes as a white crystalline powder, tested and handled daily in the same environment where the base materials are monitored, processed, and refined. This direct connection to the production line gives us unique perspective on what sets high-quality L-Ornithine Dihydrochloride apart.
Ornithine in its dihydrochloride salt form typically arrives with a determined assay, often reaching 99%, sometimes higher. Each batch undergoes a battery of checks—moisture, heavy metals, specific optical rotation, and more. These controls matter less for the sheets of data, and much more for customers who rely on absolute consistency every shipment. In our experience, anything less than strict adherence to parameter thresholds opens the door to headaches down the supply chain: solubility problems in the formulation step, changes in taste for food blends, or even compliance gaps with pharmacopeia standards.
Most specifications we adhere to were shaped by repeated requests from technical pros in Japan, Europe, and North America with clear targets for color, odor, and chemical profile. Listening to these voices led us to invest in higher-precision instruments, from FTIR to ion chromatography systems—no detail overlooked. The standard mesh size for this fine powder usually centers on 80 mesh, which flows well and works as intended for tablets, capsules, or powdered drinks. Still, we always field questions and special requests. Some need finer or coarser grades, so our team cleans and calibrates mills and sieves to match. This flexibility keeps relationships personal, not just transactional.
In production, we’ve seen teams use L-Ornithine Dihydrochloride as a source of the amino acid ornithine itself—a key player in the urea cycle, which comes up often in discussions about sports nutrition and liver health supplements. It stands out over basic L-Ornithine because the hydrochloride salt stays stable and dissolves much more easily in water, making it a favorite for ready-to-mix drinks, infusion solutions, and granule blends. Powder homogeneity depends heavily on particle size, moisture content, and any residual solvents. We keep a particular eye on water content, as moisture above specification doesn’t just impact clumping; it can lead to microbiological risks or even affect shelf life.
Different grades exist because different industries ask for them. We always start with food and pharmaceutical grades, running batches through equipment that rarely crosses between the two. That separation helps our customers satisfy their own audit teams. Some customers need a high-purity, low-residue option for injectable-grade applications. Daily decisions on filter selection, cleaning protocols, and even packaging containers rest on direct conversations with buyers, not abstract theories. Real requests about heavy metal limits or residual solvents from global customers help us set internal targets. Improvements in raw material sourcing and logistics quickly show in better yields and shorter lead times.
Over the years, we’ve run plenty of side-by-side tests against other forms of ornithine, such as L-Ornithine monohydrochloride and the base free form. Consistently, the dihydrochloride salt shows clear benefits for processing. It handles humidity better than base ornithine, with less caking in storage. The chemical profile means we can guarantee greater purity—if handled with care in every step. Our QC team has flagged issues in raw material quality that would barely show in a food blend but could create real trouble in an injectable. We work closely with our suppliers, even visiting their facilities to secure the right input material. That’s where relationships count—having supply partners who value stable quality over chasing the lowest price.
There are technical reasons to select dihydrochloride over other salts. On the practical side, it tastes less bitter than base ornithine, sliding more easily into flavored products where clean taste matters, yet it is not sweet. Dihydrochloride offers better solubility in both cold and hot environments, which means less hassle and lower energy inputs for direct mixing. Companies formulating effervescent tablets or high-load capsules notice the difference immediately. Less dust in the workspace also keeps our own teams happier, and reduces airborne contamination. The actual work on the floor often reveals what spec sheets miss.
From our own order book, we’ve seen requests spike for L-Ornithine Dihydrochloride in the run-up to large sporting events—often tied to new drink launches or recovery powder blends. Many sports product teams look for ways to boost protein synthesis or speed ammonia removal in athletes. Pharmacists and formulation chemists approach us with more precise goals, targeting stable IV solutions or trying to improve formulations for hepatic encephalopathy. Our team often consults with these groups at the earliest stages, providing technical samples and sharing our own testing data, so they head off any issues well before final scale-up. We invest in rapid-turnaround for small sample quantities, since we know time lost at the pilot stage affects the whole timeline.
Beyond pharmaceuticals and sports nutrition, there’s the daily drumbeat of questions from the food and beverage sector. Ornithine’s relatively mild profile—and its approval by food authorities in multiple territories—lets developers try it in new products for cognitive support and stress management. We’ve helped teams troubleshoot everything from gritty texture in instant powders to off-notes in lemon-flavored drinks. In every case, clear communication and small-batch pilot runs have helped avoid costly production stops. On the QA side, we run accelerated stability tests in our own accelerated chambers to keep ahead of real-world shelf-life problems. The call from a customer about a batch change in flavor in high-humidity storage gets taken seriously. Our own teams dig for root causes, not just obvious fixes.
Meeting tighter global standards has changed the way we make and test L-Ornithine Dihydrochloride. We used to run everything on a standardized regimen, but now custom requests are the new normal. For instance, some Japanese companies want amino acid analysis by both HPLC and ninhydrin colorimetry, while European customers press for ultra-low heavy metal content—down in the single-digit ppb range for cadmium and lead. US buyers often have unique preferences for packaging materials certified BPA-free. We adapted by upgrading our in-house testing with better separation columns, more sensitive environmental monitoring, and traceability software to let any batch’s raw material journey be tracked back to its source.
Quality for us does not end with our own equipment. We regularly submit to third-party audits, sometimes unannounced. Whether it’s a Japanese Ministry, a US FDA inspector, or a major global food certification body, their technical teams dig through our batch records, cleaning logs, and lab notebooks. Sometimes those days stretch long, but the feedback helps shape new improvements. Problems flagged during these reviews changed how we log and quarantine suspect material, and how minor shifts in blending equipment must be double-verified. Continuous learning has built skills into our operators—many of whom have been with us for years, passing down hard-won practical tips to every new hire.
Supplying L-Ornithine Dihydrochloride is only the beginning. Calls and emails sometimes start weeks, or months, after a shipment goes out. A formulation scientist might have a shelf-life question with a new packaging format. A QA manager could ask for extra documentation to clear a customs gate in a new country. Our technical and sales teams keep lines open—a hard-learned lesson after seeing several customers lose time waiting for answers from less hands-on suppliers. Whether it’s sending real-time micro data, or helping trace a specific shipment’s raw material lot, the relationship has to go well beyond paperwork.
In some cases, a customer’s feedback prompted us to improve our own offering. A European beverage partner flagged that our product’s flow properties needed improvement in their high-speed filling lines. We adapted by switching to a slightly larger mesh size and changing drying cycle parameters. That batch cleared their bottleneck, and soon multiple customers followed with requests for the new variant. Stories like this explain how real usage shapes production decisions daily in a manufacturing company setting—standards will always evolve as products are tested in novel ways.
Full traceability remains a core piece of every shipment. Every batch number links to a file chain that covers both finished goods and every constituent raw material lot. In case a global alert arises about a potential raw material or secondary reagent, we pull records immediately and provide data to all affected purchasers. We believe in proactive notification—if a routine test flags a value drifting near a control limit, we warn buyers up front. Some shipping delays stem from high-precision retesting, but our policy centers on sending out products that we’d confidently use ourselves in our own pilot plants.
Customer audits, sometimes remote and sometimes in-person, have become more regular over the past several years. The food, pharma, and nutraceutical industries each have their own set of protocols, but the shared core is the expectation that a manufacturer will demonstrate total transparency. Our teams have been trained to walk through the factory floor, open any record, and answer direct questions about solvent origins, process water filtration, or historical out-of-spec trends. Most customers leave satisfied, sometimes surprised at the level of practical detail that production managers at our site are able to show. For us, this level of transparency lowers risk on both sides.
Raw material shortages, power cuts, and logistics interruptions taught us how quickly plans can change. Sourcing the right starting material for L-Ornithine Dihydrochloride takes an international logistics web and a back-up plan for every step. We always keep extra safety stock for hurricanes, strikes, and customs delays. Our own raw materials specialists spend time on the ground with suppliers, watching for signs of plant issues or cycle disruptions. Only once have we had to reject an entire shipment for failing purity checks—lessons learned from that event led to doubled incoming checks and closer collaboration with select upstream partners.
Another real-world challenge involves environmental responsibility. Local authorities and customers expect solid proof that hydrochloric acid use and neutralization steps are properly managed, so we invested in closed-loop recovery, waste neutralization, and emission scrubbing. These continuous upgrades do not make for glossy catalog language, but they matter to anyone who visits our facility or reviews discharge records. Employees who work daily with this material expect that any risk—chemical or biological—will be properly controlled. It’s a responsibility we take seriously, integrating new tech or training well ahead of changing regulations.
Developments in biotech now influence how L-Ornithine Dihydrochloride gets used in new therapies, precision nutrition products, and even synthetic biology applications. Our technical liaison team monitors academic conferences, patent grants, and trends in ingredient disclosure requirements. Consumer customers, sports professionals, and regulatory agencies now expect clearer documentation, honest labeling, and support throughout the product lifecycle. We recognize that keeping close to the science means adapting early to new analytical methods, risk assessments, and disclosure policies.
New demand patterns—such as the rise of plant-based protein products and alternative medical nutrition formulas—demand flexible production and rapid regulatory support. We have expanded small-scale production lines to provide fast samples for R&D, supporting projects at the development stage rather than waiting for final scale-up runs. This more nimble approach benefits both our own learning and customer success. Experience on the ground tells us that closer collaboration, robust documentation, and real-time troubleshooting outshine theory or protocol alone.
Our long involvement from raw material to finished L-Ornithine Dihydrochloride gives us a practical, detail-oriented perspective. As ingredient trends change and technical requirements tighten, direct, daily engagement with production, quality control, and customers drives our approach. Every batch is shaped by the latest lessons in analytical science, regulatory shifts, and real-world usage feedback, helping ensure that users of our product can depend on reliable performance. We continue to invest in people, technology, and transparent processes so that every shipment meets the real needs of customers, not just a sheet of paper.