Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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(±)-Taxifolin

    • Product Name (±)-Taxifolin
    • Alias Dihydroquercetin
    • Einecs 252-006-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    Specifications

    HS Code

    526706

    Product Name (±)-Taxifolin
    Synonyms Dihydroquercetin
    Cas Number 480-18-2
    Molecular Formula C15H12O7
    Molecular Weight 304.25 g/mol
    Appearance White to off-white powder
    Melting Point 226-229 °C
    Solubility Slightly soluble in water, soluble in methanol and ethanol
    Purity Typically ≥98%
    Chemical Structure Flavanonol
    Optical Activity Racemic mixture (±)
    Storage Conditions Store at 2-8°C, protect from light

    As an accredited (±)-Taxifolin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The (±)-Taxifolin (1 g) is packaged in a clear, tightly-sealed amber glass vial, labeled with product details and safety information.
    Shipping (±)-Taxifolin is shipped in a secure, chemically-resistant container at ambient temperature to ensure stability and safety during transit. The package is clearly labeled according to regulatory guidelines, with appropriate documentation included. Delivery is typically by trusted courier, compliant with all applicable chemical shipping and handling regulations.
    Storage (±)-Taxifolin should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. It is recommended to keep the container tightly closed to protect it from moisture and air. Store at temperatures between 2–8°C (refrigerator). Ensure proper labeling and avoid contact with strong oxidizing agents for safety and stability.
    Application of (±)-Taxifolin

    Applications of (±)-Taxifolin in Industrial Manufacturing

    As a specialized manufacturer of (±)-Taxifolin, we supply high-purity grade for targeted industrial sectors with proven downstream integration. The following scenarios detail actual industrial applications in which our material is routinely adopted, with a focus on critical compliance, process, and product endpoints.

    1. Functional Food and Beverage Additives

    Food and beverage manufacturers incorporate (±)-Taxifolin as a nature-derived antioxidant to support the shelf-life and nutritional profile of health-oriented consumables. It is particularly used in beverages, functional dairy, and sports nutrition bars where oxidative stability and polyphenol fortification are critical. Quality assurance staff monitor for clean label needs and compliance with food additive regulations during production, ensuring traceability from blend to packaging.

    Industry compliance standards

    • GB 2760-2024 National Food Safety Standard for Use of Food Additives (China)
    • EFSA Food Additive Regulations (EU E Number approvals for flavonoids)
    • FDA GRAS Notice Database (United States)
    • HACCP and ISO 22000 Food Safety Management System certification

    Typical usage ratio

    • 0.01%–0.05% w/w in beverage premixes
    • Up to 0.1% in dairy/altemative milks and functional nutrition blends; final rate selected on basis of pH and desired ORAC (antioxidant capacity)

    Downstream process integration

    • Dispersed into aqueous phase during batch premixing for drinks
    • Added post-pasteurization with homogenizer for dairy applications
    • Dry blending for granola and protein bar compounding prior to extrusion and forming

    Final product types

    • Antioxidant-enriched fruit and functional drinks
    • Yogurts and non-dairy yogurt analogues
    • Protein/fiber snack bars
    • Supplemented meal replacements and powder mixes

    2. Pharmaceutical Active Ingredient and Intermediate

    Pharmaceutical processors integrate (±)-Taxifolin as both an active raw material and an intermediate for further synthesis in cardiovascular, liver-protective, and vascular health OTC/FSS products. Strict regulatory control over synthesis, isolation, and formulation ensures product quality for medicinal use. Quality lots are tracked through validation and GMP-quality documentation systems, especially during blending, tablet pressing, or ampoule filling.

    Industry compliance standards

    • ChP (Chinese Pharmacopoeia) Monograph 2025–V-3 Supplement
    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • US FDA 21 CFR Part 211 (CGMP for Finished Pharmaceuticals)
    • EU GMP Annex 13 for Investigational Medicinal Products

    Typical usage ratio

    • 10–50 mg per capsule or tablet; actual ratio determined by therapeutic dose and excipient compatibility
    • For intermediates: 0.5%–2% within multistep synthesis batches targeting derivative flavonoid APIs

    Downstream process integration

    • Charged as API during direct compression or wet granulation for oral dosage forms
    • Introduced as key reactant in chemical synthesis trains for advanced derivatives
    • Suspended in solution for ampoule or intravenous product filling

    Final product types

    • Tablets and capsules for vascular health and hepatoprotection
    • Injectable ampoules
    • Raw material intermediates for broader flavonoid pharmaceutical portfolios
    • Traditional Chinese patent medicines (prescription and OTC)

    3. Cosmetic Antioxidant and Stabilizer Systems

    Personal care and cosmetic laboratories use (±)-Taxifolin as a plant-sourced antioxidant preservative and anti-aging agent within advanced skincare systems. Formulators rely on it to mitigate oxidative degradation in emulsions, serums, and sunscreen, preserving product appearance and efficacy. Manufacturers maintain detailed batch records for post-market surveillance and export documentation, often customizing to global cosmetic ingredient standards.

    Industry compliance standards

    • Cosmetic Ingredient Review (CIR) Safety Assessment
    • EU Regulation (EC) No 1223/2009 on Cosmetic Products
    • China NMPA Cosmetics Supervision and Administration Regulation
    • ISO 22716:2007 GMP for Cosmetics

    Typical usage ratio

    • 0.01%–0.2% in creams and lotions; concentration optimized for formulation pH and emulsion system
    • 0.05%–0.3% in anti-aging serums and high-load actives, with ratio balanced against color stability requirements

    Downstream process integration

    • Added to aqueous phase during emulsification or at late cooling to preserve polyphenol activity
    • Integrated after primary emulsion formation in multi-phase serum production
    • Stabilizer for sunscreen and after-sun repair products

    Final product types

    • Anti-aging face creams
    • Moisturizing serums
    • Sun care formulations
    • Eye-area products and specialty skin repair creams

    4. Animal Nutrition Additives

    Feed manufacturers apply (±)-Taxifolin to animal nutrition blends, leveraging its antioxidant and feed preservation effects in high-value poultry and aquaculture formulations. It is particularly valued where traditional synthetic antioxidants are restricted, supporting feed freshness and promoting quality by preventing lipid peroxidation. Quality and safety checks are scheduled across all premixing and extrusion stages to ensure safe inclusion levels in line with relevant feed regulations.

    Industry compliance standards

    • GB 7300.204 Feed Additive Product Quality Standard (China)
    • EU Regulation (EC) No 1831/2003 on Additives for Use in Animal Nutrition
    • AAFCO Feed Ingredient Definitions (USA)
    • ISO 22000 Feed Safety Management Systems

    Typical usage ratio

    • 20–100 mg/kg complete feed; adjusted per animal species and other antioxidant content
    • Often combined with vitamin E, with proportion maximized for feed storage duration

    Downstream process integration

    • Dry blended into premix before extrusion for pellets
    • Pre-dissolved in oil and applied as coating for extruded feeds
    • Added to post-processing liquid supplement formulations

    Final product types

    • Poultry and aquafeed pellets
    • Premixed animal nutrition concentrates
    • Liquid vitamin-mineral supplements
    • Livestock finishing feeds

    5. Natural Food Preservation and Shelf-Life Enhancement

    Processors in the natural and minimally processed foods sector utilize (±)-Taxifolin to protect color, aroma, and nutritional content in premium fruit products, jams, juices, and ready-to-eat snacks. The compound’s antioxidative effect is harnessed to maintain product stability, particularly in products where synthetic preservatives are undesirable or not permitted. Manufacturing lines monitor critical control points during blending, cooking, and filling for exact additive dosing and documentation for end-market regulatory audits.

    Industry compliance standards

    • Codex Alimentarius General Standard for Food Additives (GSFA)
    • FDA CFR Title 21 §172.510 (Food Additives, Flavors and GRAS status)
    • EU Regulation (EC) No 1333/2008 on Food Additives
    • ISO 9001 Quality Management Systems (Traceability in Food Processing)

    Typical usage ratio

    • 0.02–0.08% of total formulation, with specific dosing based on water activity and fruit matrix type
    • Lower range favored for transparent jams or juices to protect color

    Downstream process integration

    • Dissolved into hot syrup during fruit candying and jam production
    • Injected inline before UHT treatment in beverages
    • Added to fruit preparation before final aseptic filling for snack and pastry applications

    Final product types

    • Fruit jams and conserves
    • Premium fruit snacks and fruit pastes
    • Cold-pressed fruit juices and smoothies
    • Ready-to-eat bakery fruit fillings

    Free Quote

    Competitive (±)-Taxifolin 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.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

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    Certification & Compliance
    More Introduction

    Introducing (±)-Taxifolin: Bringing Trusted Quality Direct from Our Production Lines

    What Sets Our (±)-Taxifolin Apart

    Years on the production floor have taught our team that quality starts with how you approach raw materials and the depth of your controls. Our (±)-Taxifolin, sometimes known as dihydroquercetin, is synthesized and purified in-house using a process that has matured through continuous feedback and investment in equipment, not just paperwork certifications. Tight screening of all reagents and solvents means the material leaves our plant with high purity and low detectable contamination — the kind of product a lab can turn to for reliability batch after batch.

    Each lot comes out as a fine, pale crystalline powder. No chalkiness or unwanted tinting that sometimes creeps in with rushed processing. Our model sits at the boundary of research and commercial scale, balancing flexibility with the predictability that bigger users watch closely. This isn’t about bulk volume; it’s about the sort of repeatability that saves headaches and arguments downstream. Purity routinely meets 98 percent by HPLC, and the moisture content stays controlled for long storage, so the product stores and ships without unwanted clumping or caking.

    How Our (±)-Taxifolin Used in Everyday Formulations

    Over years of working directly with nutrition, cosmetic, and pharmaceutical manufacturers, we listen carefully to what the industry says about extracts and isolates. Synthetic (±)-Taxifolin steps up where natural extraction either waivers in supply or fails on purity targets. Consistent physical form delivers less settling and dust, which keeps blending predictable for tableting, capsule filling, or even topical preparations. Users in antioxidant R&D often go straight for this grade, knowing trace heavy metals land well below thresholds that force extra clean-up steps.

    Nutrition houses building immune or vascular health formulas use our (±)-Taxifolin because they know it mixes clean—granulation lines report fewer flow or segregation issues compared to some traditional flavonoid powders. Cosmetic formulators have called out its clarity in solution, helping push stable, color-consistent batches for serum or lotion lines. Drug development teams who have strict reproducibility needs often let us know when batches drift. That rarely happens, and if it does, it traces back to clearly-identifiable causes—never the guesswork that can result from natural variability. Years of supplying this ingredient lets us troubleshoot at the production level if customers ever run into formulation challenges.

    Direct Insights from the Manufacturer’s Bench

    Every batch of (±)-Taxifolin has a story—raw inputs checked in, machine records sifted for drift, and careful tracking from crystallization through drying and final QA. Sometimes supply chains throw us curveballs: a shipment of raw catechin delayed at Customs or a cooling system running warmer in peak summer days. These stresses are real, but our staff has learned to manage them in real time, not only for paperwork’s sake, but because customers downstream notice every minor change in particle size or residual solvent content.

    Feedback from buyers isn’t just a survey or a formal complaint. Often, a quick phone call tells us more about the real-life pain points: “This blend isn’t flowing as well in our capsule fillers as the last two lots,” or “We need help dialing in a stable supply for a new softgel.” Our technical and production teams review logs, adjust purification times if needed, and tighten drying specifications when we spot these signals. This is where being a real manufacturer, not a repackager, matters—because we don’t have a third party to shift the responsibility to. We see the process through, batch by batch, making rare raw material substitutions only with full awareness of the downstream effects.

    Why (±)-Taxifolin Continues to Outpace Natural Extracts

    Natural extracts have always been attractive, but they come with wild swings in supply and inconsistent purity, especially when crop yields fluctuate or weather disrupts harvests. Some batches show up with unexpected yellowing, higher moisture, or traces of field-borne contaminants. Synthetically-produced (±)-Taxifolin avoids these issues. By controlling each step—beginning with select catechol precursors and running fully enclosed reactors—we keep out pollen, dust, and anything else the field might blow in.

    Years of feedback from QA labs taught us to actually listen when we hear questions about solvent residues or off-odors in the final material. That’s why we run GC-MS checks alongside the standard chromatographic analyses, flagging any retention peaks that suggest a process deviation. These records might not land on clean spec sheets, but they make a real difference in reliability for our regular buyers. Direct handling keeps us ahead of user needs—formulators don’t get any surprises when opening a new drum from our warehouse, whether they’re local or pulling stock from our overseas partners.

    Performance and Consistency Through Practical Quality Control

    After decades spent on both side of the loading dock, we know that enduring value in chemical supply comes from production discipline, not just a shelf full of certifications. Each lot lot undergoes moisture, particle size, and microbial checking before release—no shortcuts, and never waiting for a third party’s stamp before investigating oddities. If a dryer runs out of calibration and bumps up the water content, we rework it rather than let that material slip through. Plant staff document each deviation, since one out-of-spec drum can disrupt an entire downstream line at a busy customer site. This isn’t just theoretical—some of our oldest partners return year after year because they’ve lived through the chaos of changing suppliers only to come back limited by regulatory or formulation issues.

    Because of our comprehensive in-process testing, most blend or tablet performance issues get identified before a product leaves our gate. Finer powder cuts or tweaks in crystallization temperature mean we can offer tight bounds for both particle size and dissolution rate, key concerns for end users in pharmaceutical or nutrition applications. Some buyers even come to tour the facility, wanting to see how (±)-Taxifolin is actually processed—transparency like this wins trust and helps both sides keep improving based on shared experience. Trust grows through open records and honest communication, not a thick wall of NDAs and “OEM secrecy.”

    Challenges We Face and How We Solve Them

    Producing (±)-Taxifolin isn’t without its hurdles. Sourcing high-purity catechol, for instance, sometimes creates stoppages if global markets seize up or shipping gets snarled. To outmaneuver this, we hold a buffer stock and test every incoming drum for both composition and possible trace contaminants. This adds cost, but in our experience, customers rarely value bargain product that derails their release schedules. Holding extra raw materials lets us keep delivery timelines stable, which is worth more than a marginal cost saving over the long run.

    On the environmental side, our process management aims to reduce solvent use and recover as much as possible—what we can't recondition on-site gets sent to a certified reclamation partner nearby. Waste disposal isn’t an afterthought: local regulations matter, not just for audits but for keeping the plant in operation without public complaints. We keep open records here too, not shying away from concerns about environmental footprints. Every few years, our teams bring in outside experts, sometimes from academic partners, to audit waste handling and challenge us to find new routes or cleaner catalyst options.

    Building on Decades of Practical Industrial Experience

    Few things teach more about reliability than showing up early for another production run, week after week. Our staff, many here for over a decade, have learned how to spot trouble at the reactor or dryer—sometimes before the sensors do. They know the smell, the appearance, and even the subtle humidity changes that can presage a deviation in the next batch. Skills like these only develop through repetition and open communication from management. We invest heavily in in-house training, not only because it keeps our finished product reliable, but because it fosters cross-discipline resilience when an unforeseen issue crops up mid-batch.

    Feedback loops matter at every part of the process. R&D picks up signals from outgoing technical support and relays them straight back to production. This keeps us nimble; we don’t need quarterly management reviews to address an issue flagged on a Tuesday by a major customer. Everyone in the supply chain—from operators to shift managers to QA—knows how their part contributes to the outcome on the customer’s line. If we succeed, it shows in unbroken chains of user trust and repeat business. If we fail, we hear about it soon enough to correct course before reputations are on the line.

    How We Keep Improving (±)-Taxifolin for Modern Industry Demands

    Industry requirements evolve quickly. Over the past several years, we’ve updated dehydration steps to react faster to market requests for lower moisture bounds. Changes in finished goods regulations prompt us to keep refining filtration and packaging to reduce the risk of contamination during storage or shipment. All equipment receives periodic upgrades, tied back to regular audits and end-user feedback. Advances in analytical chemistry—faster mass spectrometry, for example—help us spot trace contaminants that a decade ago would have slipped through unnoticed.

    We encourage our partners to request tailored specifications, sometimes down to a few tenths of a percent for active, or for tighter controls on particle distribution. Our development chemists run pilot batches to help customers transition from traditional natural extracts to synthetic routes, minimizing surprises and keeping their lines running through seasonal disruptions in natural supply. Cross-discipline pilots with pharma teams teach us the pain points of micronization and dissolution, so new users can gain the benefits of synthetic (±)-Taxifolin without losing productivity or needing new capital equipment.

    Differences from Other (±)-Taxifolin Sources

    The main divide in the market runs between true manufacturers—those who understand the costs and challenges of production—and traders, who manage logistics but rarely realize what happens behind the curtain. Multi-step synthetic processing produces a consistent finished product, lot after lot. By knowing the origin and journey of each drum of (±)-Taxifolin, we close the gaps that open up in long supply chains with intermediary hands and labels.

    Buyers sometimes ask about lower-cost, repacked material from third parties who promise purity but don’t have insight into production or real analytical records. We’ve seen material relabeled or blended and watched as users ran into solubility or heavy metal issues during downline testing. Our direct manufacturing process means we do not rely on external batch blending or consolidation; every drum has traceable documents that track through our own lab and shipping teams.

    Some extract sellers claim “all-natural” as their advantage, but these batches fluctuate through the year as crop sources change or growing conditions shift, and consistent quality is never a given. Synthetic (±)-Taxifolin, with well-established process controls, avoids these pitfalls. Any differences in particle size, solubility, or secondary composition get documented and addressed at our plant—there’s no guessing about the source when an issue comes up in a customer run. Open technical support ensures quick answers and honest troubleshooting, rooted in direct production experience, not just a script or flowchart.

    Industry Trends and the Future of High-Purity (±)-Taxifolin

    Markets for (±)-Taxifolin are pushing toward higher scrutiny, facing both regulatory upticks and user awareness about inputs in health and cosmetic products. Many supplement and medical device firms are moving away from broad-spectrum natural extracts to synthetic or highly refined ingredients, chasing both safety and traceability. Our facility is designed to meet these demands, keeping records that travel with each lot and providing technical sheets that reflect analytical reality, not just ideal conditions.

    We’ve been through cycles of increased regulatory interest in trace contaminants, inspired in part by user organizations and rising public concern about product safety. Our approach remains steady—each new analytical challenge becomes a chance to improve internal controls and strengthen trust with our customer base. Years serving both domestic and international partners taught us to never relax on quality, because recovery from a single mistake costs months of relationship-building.

    Scaling up production means contending with everything from power grid disturbances, new environmental controls, and shifting staff rosters. The plain reality is that staying too comfortable leads to stagnant product quality; constant reassessment, cross-audits, and user feedback keeps our process robust. Ongoing investments in automation and real-time monitoring filter out human error and record-keeping gaps so every lot of (±)-Taxifolin meets the verification standards set by our own most demanding users.

    Responsibility to Customers and the Broader Community

    Supplying (±)-Taxifolin isn’t just about delivering a drum or an invoice. We shoulder the responsibility to run a safe, ethical, and transparent operation, paying attention to the environmental, health, and social ripple effects that flow from our plant to the end consumer. Our technical and support teams stand ready to back up each shipment with records, certificates, and practical support drawn from years of hands-on manufacturing, not just books or guidelines.

    We welcome customer questions and keep channels open for plant visits, joint audits, or even process improvement discussions, since every problem we solve upstream prevents an issue on a user’s production line. Our history is written in repeat partnerships, honest troubleshooting, and willingness to learn from both internal errors and customer successes. Real manufacturing isn’t glamorous, and it demands daily commitment to both process and people—but it puts us in a position of trust, earned through each consistently high-quality batch delivered over years to come.