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HS Code |
894561 |
| Name | L-Alanine |
| Chemical Formula | C3H7NO2 |
| Molecular Weight | 89.09 g/mol |
| Appearance | White crystalline powder |
| Melting Point | 297 °C (decomposes) |
| Solubility In Water | 16.7 g/100 mL (20 °C) |
| Cas Number | 56-41-7 |
| Ph Value | 5.5–7.0 (1% solution) |
| Isoelectric Point | 6.00 |
| Boiling Point | Decomposes before boiling |
| Storage Temperature | Room temperature |
| Odor | Odorless |
| Taste | Slightly sweet |
As an accredited L-Alanine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
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Purity 99%: L-Alanine with 99% purity is used in pharmaceutical formulation, where it ensures consistent bioavailability and efficacy in therapeutic compounds. Melting point 297°C: L-Alanine with a melting point of 297°C is used in high-temperature peptide synthesis, where it maintains structural stability and minimizes degradation. Microbial grade: L-Alanine of microbial grade is used in cell culture media, where it promotes robust microbial growth and protein expression. USP grade: L-Alanine of USP grade is used in intravenous nutrition solutions, where it provides safe and regulated amino acid supplementation for clinical nutrition. Particle size <100 µm: L-Alanine with particle size below 100 µm is used in nutritional premixes, where it allows for homogeneous blending and improved product consistency. Molecular weight 89.09 g/mol: L-Alanine with molecular weight 89.09 g/mol is used in biochemical assays, where precise molecular consistency enables reproducible assay results. Stability temperature 25°C: L-Alanine stable at 25°C is used in diagnostic reagent kits, where it ensures long-term shelf stability and performance integrity. Optical activity (L-isomer): L-Alanine with L-isomeric form is used in chiral synthesis, where it guarantees stereoselective reactions and desired enantiomeric purity. Heavy metals ≤10 ppm: L-Alanine with heavy metals content less than or equal to 10 ppm is used in food additives, where it ensures safety and regulatory compliance. Water content <0.2%: L-Alanine with water content less than 0.2% is used in lyophilized formulations, where it prevents clumping and preserves product quality. |
| Packing | White, sealed HDPE bottle labeled "L-Alanine, 99% Purity", 500g net weight, with hazard information, lot number, and manufacturer details. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for L-Alanine: Typically loaded in 25kg bags, about 17-18 metric tons per 20-foot container. |
| Shipping | L-Alanine is typically shipped in tightly sealed containers to prevent moisture absorption and contamination. It is transported at ambient temperature unless otherwise specified. The packaging is clearly labeled according to regulatory guidelines. Standard shipping is used, as L-Alanine is not classified as hazardous under normal conditions. Proper documentation accompanies each shipment. |
| Storage | L-Alanine should be stored in a tightly closed container, in a cool, dry, and well-ventilated area. Keep it away from moisture, direct sunlight, and incompatible substances such as strong oxidizers. Storage at room temperature is generally acceptable. Ensure the storage area is clearly labeled and compliant with safety regulations to prevent accidental ingestion or contact. |
| Shelf Life | L-Alanine typically has a shelf life of 36-60 months when stored in a cool, dry place in a tightly sealed container. |
Competitive L-Alanine prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
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Tel: +8615365186327
Email: sales3@ascent-chem.com
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L-Alanine holds a long-standing spot in our production lines and in the supply chains of a wide range of industries. As a chemical manufacturer with decades of hands-on experience, we see every day how this non-essential amino acid fits into real-world manufacturing needs, not just in the books. We move and shape large quantities of L-Alanine each year, so every shipment leaves our floor recognized for both its quality and dependability.
Our typical L-Alanine offering comes in the pure crystalline form, both in food and pharmaceutical grade. Purity runs no less than 99.0%, and each lot goes through multiple checks—infrared spectrometry, chromatography, moisture content, and particle sizing. We do not compromise on consistency, knowing that even small variations can throw a wrench in downstream processes. This amino acid appears as a white, free-flowing powder, with an odorless, faintly sweet taste—traits valuable in both production and application.
From our vantage, as the people mixing, drying, and milling the bulk bags, L-Alanine’s uncomplicated structure and stable behavior make it an asset. It dissolves readily in water, keeps well under most ambient storage conditions, and remains chemically stable over time. These characteristics allow us to optimize energy costs during drying and packaging. Businesses that use our L-Alanine in food processing, pharmaceuticals, or laboratory reagents don’t worry about rapid degradation or unpredictable reactions. We’ve run batch stability tests in humid and dry climates and the results reinforce what we see in practice: our product ships well, stores well, and offers reliable performance.
The difference between L-Alanine manufactured in-house and what’s sometimes blended by traders or resellers often comes down to process control. By controlling every step—from the initial fermentation or enzymatic synthesis to drying and sieving—we prevent contamination and guarantee a consistent particle size. Our company’s systems flag anything out of spec long before it leaves our campus, keeping your next coating run or fermentation batch from going off the rails.
L-Alanine’s main draw, in our view, lies in its function as a protein-building amino acid and its smooth compatibility with food, pharma, and biotech formulations. Food technologists count on it as both a building block and a mild flavor enhancer. We’ve supplied L-Alanine to enterprises producing sports nutrition, meal replacements, medical foods, and more. The sweetness profile—noticeably gentler than glycine and less dominant than aspartame—lets manufacturers fine-tune without overwhelming other product tastes.
In pharmaceuticals, L-Alanine’s physiological importance steps to the fore. We’ve been approached by customers in intravenous nutrition, tablet formulation, and injectable preparations for our high-purity versions that meet stringent regulatory standards. L-Alanine shows good tolerability in humans, so it sees use in amino acid infusions or as a building block for peptide drugs. Our customers benefit from knowing we control the entire process, minimizing residual solvents and guaranteeing traceability for every lot.
Laboratories and biotech outfits leverage our L-Alanine as a standard reference material, fermentation nutrient, or component in cell culture media. Here, purity and absence of interfering residues matter most. Over the years, we’ve worked directly with research teams to fine-tune particle size and hydration, meeting unique solubility and blending requirements for high-throughput testing.
Having handled L-Alanine in all its formats, we can say with confidence how it stands apart from its counterparts like D-Alanine, Glycine, or Serine. L-Alanine tends to offer a more neutral impact on solubility and pH in solution compared with some other amino acids. D-Alanine, for example, isn’t commonly found in proteins and occurs in fewer biosynthetic processes. Our customers rarely need D-Alanine outside of specific research or as an antibiotic intermediate, while L-Alanine’s applications prove much broader.
Compared with Glycine, L-Alanine’s sweetness is more restrained and lacks the pronounced metal-chelating ability. This difference means manufacturers who need to avoid unintended interactions in chelating-sensitive processes often pick L-Alanine over Glycine. Cost structure reflects the simpler and more scalable fermentation processes available for L-Alanine; this makes it a consistent and economical choice even at high purity.
Serine, another close cousin, sees use in biosynthetic pathways requiring hydroxyl groups; L-Alanine serves more as a straightforward, cost-effective nitrogen donor in fermentation or as a structure-building molecule in protein and peptide synthesis. Over the years, we’ve watched biotech users alternate between Serine and L-Alanine to get the right fit for their processes, often returning to L-Alanine when performance and budget come into focus.
Manufacturing L-Alanine in bulk, as opposed to purchasing or repackaging, brings a unique power: traceability. We track every raw input and each process step, from upstream feedstocks to the point of final packaging. We log, both digitally and with paper trails, batch origins, process parameters, and analytical test results. Traceability is more than paperwork—it’s how we protect customers when audit season hits, and how we catch potential problems early. Our team considers it part of the job, as second nature as wearing PPE.
We often hear from multinational customers about the headaches caused by batch-to-batch variation. If L-Alanine specs swing between lots, it can throw off blending times in food plants, or cause costly retests in pharma. We keep these headaches at bay through prudent process engineering. All of our purification, crystallization, drying, and packaging lines run to tightly controlled time, temperature, and pH setpoints. Laboratory QA checks and holds every batch for identity, purity, and trace moisture; only after passing multiple reviews does it earn our release stamp.
Traceability, in the end, supports safety. Should a recall ever become necessary, we can quickly isolate lot numbers, process logs, and shipping records. We maintain relationships with logistics partners so that even transnational shipments can be traced fast. This level of responsibility doesn’t come simply from regulations; it comes from long years in the industry and the awareness that our customers rely on us for more than just price.
Over the past decade, sustainability has shown up in almost every customer bid sheet we see. Our L-Alanine production, once based on synthetic routes, now relies primarily on biotechnological fermentation, dramatically slashing waste and energy inputs. By investing in wastewater treatment, solvent recovery, and closed material loops, we’ve reduced emissions and improved yields. In our experience, customers who once preferred chemical syntheses now routinely ask for L-Alanine sourced from fermentative processes.
Carbon footprint audits and government compliance checks are standard in our factory schedule. We have replaced much of our legacy solvent use with water-based or enzyme-catalyzed methods and tuned our utility systems for energy conservation. Waste generated in purification—mainly proteins and water—undergoes on-site treatment and sometimes finds use as bioenergy. We see this shift not as a cost center, but as a way to secure future supply contracts and maintain access to strict export markets.
Our L-Alanine shipments include documentation about origin, process, and environmental impact when customers request it. Some downstream users now require carbon accounting for every kilogram sourced. These requests have challenged us as manufacturers to rethink how we can make large-scale amino acid production fit into a low-carbon world. We meet these with process investments and through careful supplier selection—no shortcuts, and no offloading of responsibility onto third parties.
Having run chemical production floors for years, we know paperwork won’t substitute for physically clean lines and skilled staff. We go beyond minimum GMP for both food and pharma grade L-Alanine, running regular preventive maintenance and operator training. Changeovers between product lines receive close oversight to rule out cross-contamination. Finished L-Alanine ships only after passing both in-house analysis and independent, third-party lab verification for the highest priority lots.
Our team sees daily the real cost of failures: downtime, product recalls, and eroded customer trust. That’s why we build redundancy into critical process controls and keep our analytical labs staffed by experienced technicians. We have learned painful lessons over the years—missed contaminants, equipment issues, or rare mislabels have been caught before they caused harm, thanks to vigilant QA and a rigorous trace-back process. And, when needed, we invest in plant upgrades—better air handling, improved water systems, and new process automation.
Our on-site analytical tools include HPLC, FTIR, moisture determination, and trace element screens. Food grade customers ask about allergen management; pharma grade buyers focus on pyrogen, endotoxin, and heavy-metal levels. Our policy remains to communicate transparently with customers about every test and every spec. We value buyers who challenge us, because this pushes us to invest and maintain credibility—both for exporter audits and the daily safety needs of end users.
The L-Alanine market ebbs and flows with nutrition trends, pharmaceutical development, and global supply disruptions. Over the years, our production lines have had to flex—sometimes ramping up output for booming sports nutrition orders, at other times shifting to meet new pharma specs. The move toward plant-based and specialized medical diets, for example, arrived faster than some predicted. Because we make L-Alanine ourselves, we adjust batches, packaging, and purity grades without hunting for external suppliers. Our customers gain flexibility without long lead times or surprises.
Price volatility has become a real concern for buyers in all industries, intensified by disruptions to supply chains and shifts in raw input costs. Our position as a primary manufacturer gives us room to soften some of these effects through material stockpiling, hedging against input markets, and practicing continuous process improvement, keeping us at the front edge of efficiency. For us, L-Alanine is not just a line item—it’s an everyday operation, subject to constant oversight and improvement.
During major supply chain shocks, such as global transportation bottlenecks or antibiotic production interruptions, manufacturers like us serve as a stopgap and a source of stability. We have ramped production and pulled extra shifts during times of crisis. This direct manufacturing capability matters to customers who need guarantee of supply, not just a cheap price.
Customers from various industries give us feedback—sometimes praise, sometimes criticism. Over time, these conversations have taught us much about the real-world application of L-Alanine. In food, some have pushed for non-GMO fermentation, allergen cross-checks, and new forms such as granules or mini-tablets. Our pharma buyers look for customized physical properties such as lower endotoxin or tailored particle size. While this means more complexity in manufacturing, the feedback keeps us focused on product improvements and not resting on basic commoditized offerings.
Collaborative development projects with university partners and large food companies have led us to refine both the fermentation and downstream purification of L-Alanine. Direct involvement in these projects means our manufacturing and R&D teams gain new insights, from scaling pilot batches all the way to implementing full-scale commercial runs. These partnerships, more than just transactions, build the technical backbone that lets us supply the global market with dependable L-Alanine.
Biochemical research and nutrition science continue to push the boundaries of amino acid applications. With the rise of personalized nutrition, medical foods, and demand for purer inputs in biologics production, the spotlight often returns to suppliers who practice strict process control and transparency. We keep a pulse on these developments, working with global standard setters and national authorities to make sure our L-Alanine not only meets today’s needs but can also be adapted for tomorrow’s.
Beyond direct product supply, our technical teams field requests for documentation, specification tailoring, regulatory support, and advice about incorporating L-Alanine into new product platforms. Purchasing teams have told us that access to these resources can matter as much as price or delivery. We see this as part of our job, not an extra service. From providing ingredient traceability for clean-label foods to consulting on formulation for advanced biologics, the solutions start at our loading docks and extend far beyond a simple sale.
Our experience has led us to one main lesson: making L-Alanine ourselves, not just sourcing or relabeling, provides the product quality and reliability our customers depend on. By owning the process, from raw input to finished powder, we eliminate guesswork and keep every batch under tight watch. Market trends come and go, but demand for consistent, transparent, and responsive manufacturing stays constant.
Those who work closely with chemical manufacturing understand that reliability doesn’t spring up overnight. It comes from years of process tinkering, new equipment investments, training, and a willingness to address problems head-on. Our team produces L-Alanine with these priorities in mind, knowing the finished product ends up in everything from clinical nutrition to world-class protein supplements. Every bag shipped carries our hard-earned reputation—and we protect it every day.