Ascorbic Acid Fine Powder

    • Product Name: Ascorbic Acid Fine Powder
    • Chemical Name (IUPAC): (5R)-[(1S)-1,2-dihydroxyethyl]-3,4-dihydroxyfuran-2(5H)-one
    • CAS No.: 50-81-7
    • Chemical Formula: C6H8O6
    • Form/Physical State: Fine Powder
    • Factroy Site: Shuangfeng Industrial Park, Zichuan District, Zibo City, Shandong Province
    • Price Inquiry: sales7@bouling-chem.com
    • Manufacturer: Luwei Pharmaceutical Group Co., Ltd
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    Specifications

    HS Code

    146860

    Product Name Ascorbic Acid Fine Powder
    Chemical Name L-Ascorbic Acid
    Cas Number 50-81-7
    Appearance White to slightly yellowish crystalline powder
    Molecular Formula C6H8O6
    Molecular Weight 176.12 g/mol
    Solubility In Water Freely soluble
    Odor Odorless
    Ph Value 5 Percent Solution 2.2 - 2.5
    Melting Point 190 - 192°C (decomposes)
    Purity Typically ≥99%
    Storage Conditions Store in a cool, dry place, protected from light
    Applications Food additive, dietary supplement, antioxidant
    Packaging Sealed plastic or fiber drums, 1kg to 25kg bags
    Shelf Life 2 to 3 years if properly stored

    As an accredited Ascorbic Acid Fine Powder factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Application of Ascorbic Acid Fine Powder

    Purity 99%: Ascorbic Acid Fine Powder with 99% purity is used in pharmaceutical formulations, where it ensures high bioavailability and consistent therapeutic efficacy.

    Particle Size D90 < 30 μm: Ascorbic Acid Fine Powder with particle size D90 less than 30 microns is used in dietary supplement tablets, where it enables rapid dissolution and uniform content distribution.

    Moisture Content < 0.2%: Ascorbic Acid Fine Powder with moisture content less than 0.2% is used in food fortification, where it improves shelf stability and prevents premature degradation.

    Bulk Density 0.55 g/cm³: Ascorbic Acid Fine Powder with bulk density of 0.55 grams per cubic centimeter is used in beverage premixes, where it ensures optimum flowability and easy blending.

    Melting Point 190–192°C: Ascorbic Acid Fine Powder with a melting point between 190 and 192 degrees Celsius is used in cosmetic antioxidant serums, where it provides stability during manufacturing processes.

    Stability Temperature up to 80°C: Ascorbic Acid Fine Powder with stability up to 80 degrees Celsius is used in ready-to-drink functional beverages, where it retains its antioxidant potency throughout thermal processing.

    pH Range 2.1–2.6: Ascorbic Acid Fine Powder with a pH range of 2.1 to 2.6 is used in fruit juice enrichment, where it maintains product acidity and enhances flavor stability.

    Heavy Metals < 10 ppm: Ascorbic Acid Fine Powder with heavy metals content less than 10 parts per million is used in infant nutrition products, where it ensures safety and compliance with regulatory standards.

    Packing & Storage
    Packing White HDPE bottle with blue screw cap, labeled “Ascorbic Acid Fine Powder, 500g,” includes hazard symbols, batch number, and storage instructions.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Ascorbic Acid Fine Powder: Typically loads 18-20 metric tons packed in 25kg fiber drums or cartons.
    Shipping **Shipping Description:** Ascorbic Acid Fine Powder is shipped in tightly sealed, food-grade containers to protect against moisture and contamination. Packages are clearly labeled, handled with care, and comply with standard chemical transportation regulations. Store in a cool, dry location during transit. Avoid exposure to heat, direct sunlight, or incompatible substances.
    Storage Ascorbic Acid Fine Powder should be stored in a tightly sealed container, protected from light, moisture, and heat. Keep it in a cool, dry place away from incompatible substances such as oxidizing agents. Ideally, store at room temperature (15-25°C). Avoid exposure to air to prevent oxidation and degradation of the powder, ensuring product stability and longevity.
    Shelf Life Ascorbic Acid Fine Powder typically has a shelf life of 24-36 months when stored in a cool, dry, and airtight environment.
    Free Quote

    Competitive Ascorbic Acid Fine Powder prices that fit your budget—flexible terms and customized quotes for every order.

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    Tel: +8615371019725

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    More Introduction

    Ascorbic Acid Fine Powder – Bringing Reliable Quality Right from the Manufacturer

    Our Decades of Experience with Ascorbic Acid Production

    Making ascorbic acid—known to many as vitamin C—demands care, practical know-how, and real-world understanding of what industries actually face. For over three decades, our buildings have run night and day, turning raw carbohydrate sources into refined, dependable ascorbic acid. We’ve set up our lines to keep every kilogram consistent in quality, and over the years, the calls and requests from our partners have taught us what really makes a difference in a fine powder.

    What Sets Fine Powder Apart

    Many people in food, nutrition, and supplement manufacturing assume all ascorbic acid looks and acts the same. That can’t be further from the truth. The fine powder we make stands out for its exceptionally small particle size—ensuring thorough dispersion in both dry and liquid mixes. Think of large-scale bakeries, sports drinks plants, or vitamin tablet lines. They face real headaches when particles clump or settle unevenly. Our fine powder flows easily into a mix and provides non-stop, reliable coverage that prevents such headaches from the start.

    Over the years, we’ve compared our powder side-by-side versus standard ascorbic granules and pharmaceutical grades. The difference turns up in everything from tableting rates to clarity in solution. A fine powder gets dissolved, blended, or distributed far more quickly, which reduces cycle times and drives up efficiency. Customers have asked for more than just “vitamin C”. They wanted easy handling, low dust, and safe use for sensitive or high-speed equipment. We built this grade to deliver on those expectations.

    Product Model and Consistency

    Our flagship ascorbic acid model carries a mean particle size of around 80 to 120 mesh. Years of feedback from global customers—bakeries, premix companies, beverage plants—have pushed us to keep the sieve size tight and the lot-to-lot variation to a minimum. Consistency counts. People want to avoid variable blending or unpredictable flow, especially with today’s lean staffing and automated lines. By designing our systems around closed-system micronization followed by meticulous sieving, we keep these parameters where professionals need them. We know an uneven ingredient jump can throw off dosages, create waste, or invite line stoppages; we’ve tackled those issues head-on for our own downstream processing, and the result shows in our outgoing batches.

    Why Fineness Impacts Performance

    It’s tempting to write off fineness as a simple difference—a matter of how powder looks and feels—until you run into real-world mixing or end-use demands. Our facility took on a major beverage contract five years ago. The challenge? Their bottling houses couldn’t tolerate sediment or visible haze, even at low fortification levels. Conventional coarse ascorbic acid left stubborn residues and forced expensive filtration changes mid-way through each run. Switching to our fine powder product brought clarity, stability, and higher batch throughput.

    In dry blending, such as breakfast cereal manufacturing or flour fortification, the story is the same. Our customers watch for even color and no “hot spots.” The fine powder delivers vitamin C deep within every batch, improving quality and avoiding off-flavors or unwanted clumps. Our maintenance staff has logged fewer clean-outs and preventive stops since shifting to finer textures in our house blends and exports.

    Specifications that Matter to Real-World Manufacturing

    We focus our in-house specifications on three core pillars: purity, moisture, and mesh size. Typical purities run above 99.7% based on ascorbic acid content by HPLC, as we control our raw material selections and reaction conditions carefully. Delivering low moisture levels, typically under 0.1%, puts us in the top tier for stability. No one wants caked powder arriving at their door or premature browning in sensitive mixtures. Close mesh specification ensures the product meets handling needs in pneumatic conveyors, blending drums, and packaging machines worldwide.

    From time to time, users ask why we don’t push for ultra-fine particles—smaller than 200 mesh, for example. We’ve found that going too fine actually drives dusting, which brings safety, yield, and respiratory concerns. Instead, our mesh range balances flow, dust control, and full dispersibility for powder and liquid systems. All lines in our plant operate with dust collection and rigorous environmental controls, and these efforts pay off in cleaner, safer workplaces for our team and everyone down the supply chain.

    Usage Across Diverse Industries

    A wide range of industries rely on our ascorbic acid fine powder, and over the years, customers have shared valuable insights from real challenges. Food manufacturers look for even vitamin fortification in baked goods, breakfast cereals, snack bars, and premix blends. Chefs and bakers have long recognized ascorbic acid as an effective dough improver, helping with gluten development and providing better loaf volume and shelf stability. Our fine powder delivers quick dissolution, meaning bakers no longer have to deal with erratic mixing or uneven crumb texture.

    Beverage industries, small and large, tap into the powder for both nutritional value and antioxidant function. The fine texture means even dispersion in high-speed filling or continuous mixing setups. No sludge at the bottom, no need for secondary filtration. This is particularly important for ready-to-drink beverages where clarity and mouthfeel are central to product appeal.

    Pharmaceutical firms look for purity, low moisture, and easy blendability when formulating chewable tablets, lozenges, powders, and effervescents. Over years of customer visits and audits, we’ve tightened our controls to keep microbial counts low, foreign particle levels negligible, and heavy metals below global standards. These investments cut down on recalls, cleaning intervals, and finished batch failures.

    Feed and pet food makers also reach for ascorbic acid to boost animal health, but fine powder shines in the premix and extruded feed sector. Even distribution means livestock get consistent dosing with minimal hand-mixing and less product waste. As new applications pop up—like eco-friendly water treatments or specialty chemicals—we continue working side-by-side with innovators to test new uses.

    Direct From the Plant—Striking the Right Balance

    One challenge frequently overlooked is how ascorbic acid handles, not just in the lab, but at full industrial scale. We have adapted our production logistics to reduce storage time and minimize exposure to moisture during transit. Our plant ships in custom-lined, food-grade bags or drums and doesn’t hold unnecessary inventory that might degrade over weeks. Plant operators track each shipment’s timeline and temperature, and have added batch-level moisture checks just before loading trucks.

    Over the decades, we learned that even a one-day delay in uncontrolled environments can raise questions about stability. By reducing this risk—direct from production floor to your loading dock—we preserve performance and extend the functional shelf life. We’ve seen major brands lose weeks to rejected lots and “stale” product that never made it past their quality gates. Small improvements in our shipping and storage save headaches all the way down the chain.

    What About Other Ascorbic Acid Products?

    It helps to understand why fine powder stands apart from common alternatives like granular, coated, or compressed products. Granular types serve well in some tablet manufacturing lines but often struggle to disperse in liquids or in high-shear mixing. Coated ascorbic acids, designed to mask taste or delay release, fill a useful role in specialty uses—yet often come at a cost of slower dissolution and more processing steps. Routine testing in our own R&D lab shows that fine powder dissolves several times faster than granules and allows for more flexible use across both wet and dry products.

    In direct comparison, fine powder can be added late in a production cycle, where granular grades might require longer pre-blending or specialized equipment to prevent loss. Smaller and medium-sized producers without fancy mixers have told us the fine product lets them keep using existing batch processes with fewer modifications. Fewer adjustments mean fewer errors and less downtime.

    Large multinationals have tested blends containing both particle sizes or even custom blends. Their feedback: fine powder acts as a “background” ingredient, consistently delivering vitamin C content at reliable levels, while granulated or bead types fit for certain tablet compactions. We work directly with such firms to lock in the ideal ratio for their needs and supply trial lots to their line teams for feedback.

    Side Benefits from Production Standpoint

    Running a plant that makes fine powder brings its own set of production and environmental considerations. Dust generation, energy for grinding, and material caking present everyday engineering challenges. We have invested in advanced air-handling, upgraded dust capture systems, and food-grade non-stick linings inside our grinding units. These changes allow for safe, round-the-clock operation and staff safety, even as we push for ever-tighter particle distributions.

    It’s not all about machinery, either. Real quality comes from people who spot small changes in raw material flavor, particle flow, or appearance. Our operators and technicians conduct manual spot checks, review trend charts, and pull samples at every shift change. We share reports and invite third-party audits several times a year, both for our own discipline and to support customer site-qualification needs.

    Practicalities in Shipping and Storage – Lessons Learned

    Shipping ascorbic acid across regions or countries brings its own problems—especially in humid or high-temperature climates. We ship fine powder in moisture-resistant liners, selecting bag and drum materials for temperature resistance, quick emptying, and safe resealing. Truckers, warehouse workers, and receiving teams have all echoed the importance of easy-to-handle packaging. Every year, we hold review meetings with downstream partners to learn from both incidents and success stories, making packaging and documentation even more user-oriented.

    Early in our export journey, we struggled with caking and free-flow issues in tropical countries, learning the hard way that common woven bags couldn’t always cope. Moving to double-wall drums with dedicated inner liners cut spoilage in half in many regions. Such changes encourage smoother operations across all steps, from our loading dock through the customer’s silo or line hopper.

    Building Trust in a Crowded Market

    The global vitamin C market has its share of confusion, with new companies and short-term brokers touting “ultra-pure” or “premium-fine” promises without the data or process control to back them up. We respect our competitors who’ve invested substantially in true process control. But too many customers have told us of batches that changed particle size, carried strange off-odors, or failed blends when lines ran hot. Our team takes every incoming call seriously, especially from customers burned by unknown suppliers. Over the years, we’ve hosted on-site visits, shipped documentation, and replaced spoiled batches, even in cases where the contract said we didn’t need to. Trust grows with every order delivered that matches the quality promised.

    Meeting Regulatory and Safety Expectations

    The ascorbic acid market has become more tightly regulated, especially for products that cross into food, beverage, and pharma applications. We not only test for pesticide residues, heavy metals, and microbial risk as required by each country, but also review and adapt to changing guidelines—such as allergen declaration or supply chain traceability. Synergy between our lab teams, production managers, and compliance staff helps us avoid surprises in inspection or hold-up in customs.

    In recent years, the drive toward full ingredient transparency required changes in our labeling, documentation, and handling. QR codes on our packaging link right to certificates of analysis, offering the end customer confidence in each shipment’s origin and performance specifications.

    Listening and Learning from Those Who Use the Product

    No technical standard or certification can replace feedback from those doing the mixing, batching, or line cleaning day in and day out. Visits from engineers, R&D directors, or site managers often turn into informal troubleshooting sessions where they open our eyes to new mixing challenges, regulatory hurdles, or demand spikes. Several years ago, discussions with a major cereal manufacturer led us to develop a custom batch code system, simplifying their raw material tracking and supporting stricter allergen control.

    Regular dialogs with laboratories and universities give us a chance to review new application findings. For example, a team of food scientists discovered that using our fine powder cut their vitamin loss during extrusion by 15%. This came on the heels of a six-month pilot project, with side-by-side data validating the impact on both color and shelf life. These insights help shape future investments in R&D and production upgrades.

    Supporting Innovation Without Losing Sight of Reliability

    Markets change fast, and sometimes very quickly—whether it’s a rise in demand for plant-based nutrition, new beverage formats, or pet products with “clean labeling.” One thing stays constant, though: production managers want a vitamin C ingredient that works every time, month after month, without drama or failure. Novel formats such as microencapsulated powders and co-crystallized micronutrients pop up on the horizon, and our R&D continues to test these both in isolation and blended with our fine powder.

    Our job as a manufacturer is not only to keep steady supply to existing customers but also to help pioneer new processes and formulations with solid science at the core. We support trial batches, process validations, and supplier audits. We prefer questions up front, cross-team planning, and direct feedback—this approach beats solving last-minute emergencies every time.

    How Fine Powder Factors into Sustainability

    More companies care about not only ingredient quality, but also its environmental footprint. By focusing on process efficiency, reduced energy use in grinding, and more effective dust control, we do our part to keep resource use responsible. Fine powder formats lend themselves to automated dosing and blending, helping reduce batch-to-batch variation, thus minimizing product loss and rework. No one wants to see expensive active ingredients swept off the factory floor. We continue to invest in both upstream and downstream improvements that cut raw material waste and simplify recycling of secondary packaging materials.

    We’ve also worked with clients to develop reusable packaging solutions—steel drums with food-grade liners returned for refill, for instance—and track the return rate as part of our site goals. Where local recovery systems allow, we channel used packaging into high-quality recycling, reporting this in our yearly sustainability briefings.

    Ongoing Commitment From a Manufacturer’s Perspective

    We remain committed to safeguarding quality, listening to our partners, and continually adapting to new industry needs. Fine powder ascorbic acid stands as a testament to this effort—a product refined by hands-on manufacturing experience, built to solve daily operational barriers, and capable of supporting both established and newly evolving applications.

    As supply chains and technologies grow ever more complex, we know our role goes beyond just filling orders. By working hand-in-hand with customers, investing in staff and equipment, and maintaining strict internal and external review processes, we back each shipment up with the confidence that comes from years at the production front lines.