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HS Code |
977682 |
| Product Name | L-Arabin |
| Chemical Formula | C5H10O5 |
| Molecular Weight | 150.13 g/mol |
| Appearance | White crystalline powder |
| Solubility In Water | Soluble |
| Melting Point | 160-163°C |
| Cas Number | 5328-37-0 |
| Purity | Typically ≥99% |
| Source | Plant-derived (hemicellulose) |
| Taste | Mildly sweet |
| Storage Temperature | 2-8°C |
| Synonyms | L-Arabinose |
As an accredited L-Arabin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | L-Arabin is packaged in a sealed 100g amber glass bottle with a white screw cap and a printed chemical specification label. |
| Shipping | L-Arabin is shipped in tightly sealed containers, protected from moisture and direct sunlight. Packages comply with safety regulations for chemicals, ensuring secure transport. Standard shipping methods include ground or air freight, depending on destination and urgency. Proper labeling and documentation accompany each shipment for safe handling and regulatory compliance. |
| Storage | L-Arabin should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and sources of moisture. Store at room temperature or as directed on the manufacturer's label. Keep the chemical away from incompatible substances and ensure it is clearly labeled. Follow local regulations and safety guidelines for storage and handling. |
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Purity 99%: L-Arabin Purity 99% is used in pharmaceutical synthesis, where high purity ensures minimal by-product formation. Molecular Weight 150.13 g/mol: L-Arabin Molecular Weight 150.13 g/mol is used in oligosaccharide synthesis, where accurate molecular weight provides consistent polymer chain length. Stability Temperature 80°C: L-Arabin Stability Temperature 80°C is used in functional food manufacturing, where thermal stability maintains carbohydrate integrity during processing. Particle Size <100 µm: L-Arabin Particle Size <100 µm is used in beverage formulation, where fine particle size enables rapid dissolution. Melting Point 160°C: L-Arabin Melting Point 160°C is used in confectionery production, where defined melting characteristics support uniform mixing. Viscosity Grade Low: L-Arabin Viscosity Grade Low is used in low-viscosity syrup preparation, where reduced viscosity enhances pourability. Water Solubility >98%: L-Arabin Water Solubility >98% is used in nutraceutical applications, where high solubility allows for clear solution formulation. Optical Rotation +104.5°: L-Arabin Optical Rotation +104.5° is used in enantiomer-specific research, where precise optical activity supports stereoisomer separation. Ash Content <0.1%: L-Arabin Ash Content <0.1% is used in analytical standards, where low inorganic content guarantees analytical accuracy. Endotoxin Level <0.25 EU/mg: L-Arabin Endotoxin Level <0.25 EU/mg is used in injectable biologics, where minimal endotoxin reduces immunogenic risk. |
Competitive L-Arabin prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
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Tel: +8615371019725
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Rolling out each drum and each bag of L-Arabin from our plant comes with a real sense of pride. Long hours spent dialing in the fermentation conditions, following reactions through the late shift, and calibrating our purification columns are all devoted to a single goal: producing L-Arabin with the clarity and purity that research and manufacturing actually demand.
What gets labeled as L-Arabin can mean many different things out there. Anyone who works in synthesis or food processing spots the difference right away. Our product comes in a crystalline form, offering purity not just by number, but as shown in finished applications. We run our own reactions with it; that’s how most of our process updates start. Some manufacturers might sell L-Arabin based on color or preliminary analysis alone, but after years working these reactors, we learned that real confidence comes from batch-to-batch reproducibility. Colorless crystals, stable performance in pilot and production scale, and low residual solvent benchmarks – these matter more than any brochure.
We focus our attention on L-Arabin with a minimum assay of 99%, documented by validated HPLC methods. Moisture content rarely exceeds 0.5% thanks to extended vacuum drying cycles – nobody wants to run excess water through process columns or deal with sticky feedstocks. Residual heavy metals are tracked below 10 ppm, with arsenic well under 1 ppm, because these show up in finished products if left unchecked.
In our lab, quality is not just about a pretty appearance or a passing spec sheet. Every production run comes out with a full impurity profile. We use our own L-Arabin downstream for specialty carbohydrate synthesis. If an impurity throws off an intermediate or ruins the stereochemistry of the final product, our synthetic team flags production immediately. This kind of feedback loop prevents problems from being shipped in the first place.
A lot of plants manufacture L-Arabin by hydrolyzing plant materials or treating polysaccharides. Our process uses a selected microbial strain that converts pentose sugars under controlled aeration, followed by multi-stage chromatography. That means less ash, fewer non-reducing sugars, and a crystal habit that dissolves evenly in water. An even dissolution profile makes filtration and downstream reactions much simpler. Every year, our team reviews carbon efficiency, waste water levels, and recovery rates to shave off cost and reduce environmental impact.
Scaling up the process highlighted problems that don’t show up in the lab. For example, clearing out protein residues from the broth with activated carbon can affect flavor if traces remain: this matters for customers using L-Arabin as a precursor for food flavors or as part of sweetener blends. We use sequential column treatments to mitigate that, and verify absence of off-notes by both instrument and sensory panel. Every tweak pushes us to ask how each part of the process ties to user experience – not just technical specs.
Not every batch of L-Arabin is equal. Even if two samples offer similar purity, they behave differently in actual use. We commit to tight control over reducing sugar content, so finished applications don’t turn brown, foam up, or throw yields off when mixed into syrups or chemical synthesis streams.
In some markets, generic L-Arabin can be inconsistent. Some resellers stock product blended from older batches or sourced from different continents seasonally. We’d rather lose a sale than ship a drum that doesn’t meet our internal release test. This isn’t dogma – we’re rooted in how this product interacts with enzymes, polysaccharide synthesis, and downstream chemical reactions. Customers with complex, multi-step syntheses or who run chromatography appreciate a predictable baseline.
One big difference comes from our approach to documentation and traceability. Each batch’s history starts at raw material intake, passing testing points at fermentation, isolation, drying, and final blending. We document and store every certificate and analysis, not just for regulatory reasons, but so that a support call isn’t fobbed off with empty platitudes. Talking to our technical support connects you directly with the chemists and engineers who actually produced the batch.
L-Arabin earns its place in the toolkit for several sectors. In food, you find it blended into functional sweeteners and prebiotics, or used as a starting block for sugar alcohols. What surprises many is the effect even trace levels of impurities can have: off-flavors, clouding, and loss of desired sweetness. Our experience shows that minor taints, undetectable to untrained taste, can produce measurable differences in high-intensity products. We screen every batch for odor and flavor as well as chemical composition. A sample might pass a chromatographic purity assay and still fail our panel testing. End-users see value in this diligence not as an abstract promise but as visible results batch after batch.
Pharmaceutical customers approach us looking for L-Arabin as a chiral starting material or a building block for nucleotide analogues. Chiral purity directly impacts how well a route will succeed, whether a protection group will install or remove cleanly, and how much by-product needs to be removed in the next step. Our plant-built L-Arabin consistently passes chiral purity assays over 99.5%, using established standard curves from our reference libraries. Synthetic teams that came to us after bad experiences with lower-grade material rarely look back – the extra cost pays for itself many times over in saved time and reduced waste.
Industrial enzymes represent another application. Enzyme manufacturers see L-Arabin as a substrate in assay development, or as a component in media for fermentation work. Consistency makes a difference at all scales. A difference of half a percent water, traces of sodium, or a residual protein contaminant can skew results and waste whole batches. Running our own fermentation work in-house means we keep a close eye on how L-Arabin quality influences performance in field settings.
Sourcing raw materials for L-Arabin historically meant dependency on agricultural cycles. Weather swings, crop disease, or tariffs on agricultural feedstocks often led to swings in price and availability. We switched to a controlled bioprocess model to buffer against that instability. Our fermenters run on renewable inputs, and we invest in advanced filtration to reclaim water at every possible stage. This is not just a box-ticking exercise but a response to the concrete challenges of keeping steady output in the face of unpredictable markets.
Waste streams from the process get treated in on-site water recycling units, sending effluent well below national standards for organic load and heavy metals. Solid by-products are analyzed each week and shipped to be composted or repurposed for low-impact secondary processes. We don’t treat environmental compliance as a hurdle; it is part of how our plant remains viable and competitive for the long term.
Real product support is more than just a safety data sheet or a call center. We thrive on feedback loops between our production lab, customers’ R&D, and plant syntheses. Over the last few years, tighter formulations and more complex downstream reactions raised the bar for what L-Arabin needs to deliver. We make site visits for customers ramping up to large-scale use, run parallel experiments in our in-house R&D labs, and provide analytic support for troubleshooting. If a customer reports unexpected reaction pathways or foaming in a formulation, we screen for previously unknown impurities that may have led to the problem.
This practical approach has helped companies using L-Arabin for pharmaceutical and flavor synthesis cut troubleshooting time and limit waste. We document changes, hold weekly review meetings with the production crew, and relay new information back into operational guidance. It’s the kind of feedback cycle that comes only from making, not just trading, the material.
A direct relationship with the manufacturer cuts through layers of miscommunication and helps solve problems at their source. If someone needs an unusually pure L-Arabin or a custom cut on particle size, our team walks the line between technical feasibility and customer goals. Such requests prompt our engineers to adjust crystallization rates or modify filtration steps – efforts that most resellers can’t match. We don’t overpromise, and changes are thoroughly tested on plant scale before shipment.
During global supply disruptions, our vertically integrated approach played its part. Inventory planning, raw material sourcing, and production remain under a single roof. Proactive investment in supplier vetting and buffer stock has allowed us to insulate production swings that ripple through the industry. Customers often mention the relief it brings to have a manufacturer that answers the phone, discusses actual manufacturing details, and adapts shipping schedules to real-world needs.
Plenty of stories circulate about batches of L-Arabin that failed to meet expectations. Sometimes it’s poor solubility, sometimes trace metallic taint, sometimes non-uniform appearance. We have seen how inconsistent shipments force customers to run last-minute Quality Control or halt production. The hidden costs pile up: machine fouling, product recalls, missed deadlines.
Direct communication between user and producer shortens the learning curve. If a batch ever deviates from expectations, we review the full record, sample archives, and instrument logs to pinpoint possible sources. We invite plant operators or R&D chemists for plant visits, open to process scrutiny. This transparency pays off in fewer disputes, faster resolution, and evidence-based trust.
Working directly from source, customers get insight into production schedules, finished product release timing, and real samples with full supporting data – no waiting for a distributor to relay questions back down the chain. Our technical specialists provide firsthand guidance on dissolving, blending, and formulating with L-Arabin, grounded in day-to-day manufacturing routines.
Industries continue to push for higher purity standards and novel applications. Whether it's for low-calorie syrups, controlled-release drug formulations, or bio-based polymer precursors, the bar gets higher every year. Our development chemists innovate new purification strategies, probe for new contaminants, and test alternate production routes that promise better yields or greener chemistry.
Projects in our pipeline include isolating rare isomers, offering granular variants for specialty blending, and working on custom blends requested by customers with advanced nutritional formulations. All changes go through bench, pilot, and full-plant scale, backed by thorough safety and stability data before a kilo leaves the factory. We release progress updates to customers looking to co-develop solutions so that everyone stays on the same page as we scale up.
Numbers on a certificate of analysis matter, but shoes on the floor of the production shop reveal details that a data sheet misses. We test dissolution, flowability, and color under different environmental conditions, recalculate costs on the back of actual energy use, and review how L-Arabin interacts with a range of processing aids and catalysts.
In the real world, a few tenths of a percent difference on a moisture or impurity line can cause downstream headaches. Batch-to-batch reproducibility flattens learning curves, reduces time spent on quality holds, and keeps projects moving. We push our systems to minimize these numbers not only for compliance but because we see their impact in our own or our customers’ processes. The patience, troubleshooting, and fine-tuning for each batch comes not from sales pressure, but from respect for the chemists and engineers who rely on us.
Several years ago, some users shifted to L-Arabin from other pentoses or from chemical mixtures for reasons of purity, stability, and cleaner downstream reactivity. We compared products side by side. Some alternatives showed higher ash content, inconsistent color, or higher baseline levels of by-products. Our L-Arabin stands out for its controlled specification range and its consistently crystalline appearance.
In projects requiring critical control over sweetness, flavoring, or biological utility, a jump in purity means real differences in the end result. Users report better flavor clarity, cleaner fermentation performance, and reduced by-product clean-up. Over several process trials, our batches demonstrate stronger run-to-run performance with lower downtime and fewer batch failures.
Producing L-Arabin is not a matter of running a process unchanged for years. The team reviews performance at every turn, running yield calculations, implementing process safety backups, and refining our training to keep the work force skilled up for any surprises. Technology marches forward, so our control systems and analytic platforms stay up to date.
Facing economic and regulatory changes, we remain committed to delivering a product that stands up not only to spec sheets, but to real-world use. Whether it’s for classic food uses, advanced pharmaceutical syntheses, or for engineering new kinds of biological feedstocks, we treat every order of L-Arabin as a reflection of our effort, our expertise, and our willingness to stand behind our word.
Whether investigating L-Arabin for a new project or revisiting older formulations, engaging directly with the manufacturer provides the most complete picture of what’s possible. We welcome detailed discussions ranging from pilot batch performance to scale-up logistics, and we encourage plant visits or video walk-throughs to support deeper collaboration. The usual sales pitch falls flat; instead, real evidence, samples, and face-to-face technical support define how we do business.
This hands-on, practical approach has kept our plant moving forward and our customers coming back, not out of habit but due to the results they see in both lab and plant. Working with L-Arabin from a true manufacturer means working side by side with a partner committed to technical progress, open troubleshooting, and setting a benchmark for what this critical raw material can deliver.