Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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D - Biotin

    • Product Name D - Biotin
    • Alias Vitamin B7
    • Einecs 224-519-5
    • 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
    VTB
    Specifications

    HS Code

    503921

    Product Name D-Biotin
    Other Names Vitamin B7, Vitamin H
    Chemical Formula C10H16N2O3S
    Molecular Weight 244.31 g/mol
    Appearance White crystalline powder
    Solubility Soluble in water
    Melting Point 232-233°C
    Cas Number 58-85-5
    Purity Typically ≥98%
    Storage Conditions Store in a cool, dry place
    Usage Nutritional supplement
    Origin Synthetic or fermentation-derived
    Stability Stable under recommended storage conditions
    Odor Odorless
    Ph Neutral in aqueous solution

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

    Packing & Storage
    Packing White, opaque plastic bottle with a secure screw cap, labeled “D-Biotin, 25g,” featuring hazard symbols and lot/batch information.
    Shipping D-Biotin is shipped in a tightly sealed container, protected from light and moisture. It is handled following standard regulations for non-hazardous chemicals. The package includes appropriate labeling and documentation, ensuring safe transit. Temperature control is maintained as specified, usually at 2-8°C, to preserve the compound's stability and integrity during shipping.
    Storage D-Biotin should be stored in a tightly sealed container, protected from light and moisture. Keep it at 2–8°C (refrigerated) to maintain stability and quality. Avoid exposure to excessive heat and humidity, as these can degrade the compound. Ensure proper labeling and handle according to safety guidelines for laboratory chemicals. Store away from incompatible substances and strong oxidizing agents.
    Application of D - Biotin
    Purity 98%: D - Biotin with 98% purity is used in pharmaceutical tablet formulations, where it ensures consistent bioavailability and efficacy.Particle Size 20 μm: D - Biotin with 20 μm particle size is used in nutraceutical powder blends, where it enables rapid dispersion and homogenous mixing.Stability Temperature 60°C: D - Biotin stable at 60°C is used in fortified beverages, where it maintains potency during pasteurization processes.Molecular Weight 244.31 g/mol: D - Biotin with a molecular weight of 244.31 g/mol is used in clinical diagnostic reagents, where it ensures precise molecular interactions for assay accuracy.Melting Point 232°C: D - Biotin with a melting point of 232°C is used in high-temperature processed foods, where it retains vitamin activity during production.Water Solubility 0.22 g/L: D - Biotin with water solubility of 0.22 g/L is used in liquid dietary supplements, where it provides uniform dissolution and stable shelf-life.Residual Solvent <0.5%: D - Biotin with residual solvent below 0.5% is used in injectable vitamin solutions, where it minimizes impurities and meets regulatory safety standards.
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    Certification & Compliance
    More Introduction

    D-Biotin: The Nutritional Building Block for Modern Formulation

    Behind Every Batch: Our Drive for Consistency and Purity in D-Biotin Production

    From years of chemical manufacturing, we've come to realize that producing D-Biotin isn't just a matter of chemistry—it's about reliability that partners can trust from lot to lot. We operate in a world where nutritional and dietary supplement formulators expect exacting standards, particularly when it comes to ingredients like D-Biotin, also known as vitamin B7 or vitamin H. This vitamin plays a crucial role in a variety of metabolic and physiological functions, so inconsistencies in quality can send ripple effects through finished goods. Our benchmark for D-Biotin remains clear: visible crystalline powder, neutral taste and odor, and a purity level verified by up-to-date chromatographic analyses. We classify our D-Biotin under the grade suitable for both pharmaceutical and food applications, in keeping with the latest compendial standards.

    Nutritional Power and Consumer Demand

    D-Biotin stands out among water-soluble B vitamins due to its essential role in carboxylation reactions—building blocks for healthy metabolism. While small amounts naturally occur in eggs, nuts, and certain vegetables, the sheer scale of modern dietary needs calls for pharmaceutical-grade D-Biotin synthesized with a focus on clean, controlled processes. Today’s finished dosage products—tablets, capsules, premixes, and enriched foods—rely on the confidence that each dose delivers biotin at precise, verified levels. We see the demands of beverage manufacturers, bakery supplementers, and animal nutritionists alike. They want reassurance that processing won’t degrade the vitamin or affect its bioavailability.

    Experience has taught us that formulation plays out differently in each application, and stability in polymers—even under stress—sets D-Biotin apart from less stable analogs. Only manufacturing operations that maintain strict control at every processing stage can provide this reassurance. Customers shipping to high-humidity regions, for instance, often worry about shelf life and potency. Through extensive testing, we've observed that our crystalline biotin maintains its structure and potency under a reasonable range of storage conditions, giving users the flexibility to operate across climates or distribution channels without constant worry.

    Purity, Source, and Contaminant Testing: Meeting the Needs of Global Markets

    Through our own manufacturing efforts, we deal with regulatory frameworks spanning continents, from the US Pharmacopeia (USP) and European Pharmacopoeia (EP) to regional food safety authorities. Our batches pass through a rigorous multi-stage testing regime: heavy metals, pesticide residues, and microbiological contaminants all undergo regular scrutiny. The importance of traceability can't be overstated. We've seen what can happen when a raw material supplier takes shortcuts—formulators get caught in recalls, and the industry loses trust. To protect our customers, we source raw materials through long-standing relationships with trusted partners, avoiding intermediaries that can complicate origin tracing.

    Producing D-Biotin also means understanding the intricacies of stereochemistry. Only the biologically active “D” enantiomer confers nutritional benefits to humans and animals; the “L” form, while structurally similar, fails to participate in essential metabolic pathways. We take seriously the responsibility to confirm the correct stereoisomer in each batch, using tested methods such as chiral HPLC to verify both purity and identity. Even though these tests add complexity and cost, skipping them could let in inconsistent or inactive ingredients—a compromise we refuse to make.

    Relationship Between Particle Size, Handling, and End-Use Application

    Every production run starts with clear discussion about granulation and particle size distribution, not for the sake of technical jargon but because it impacts what operators and formulators can achieve. A laboratory might prefer ultra-fine D-Biotin for rapid solution in bioreactor feeds, while tablet producers often opt for a slightly coarser cut to improve flow and prevent dusting. In our experience, customers in the feed nutrition sector, concerned about both animal health and mixing accuracy, ask for specific screening to avoid clumping or segregation in their high-speed blenders. These real-world concerns drive our milling and sieving protocols—it’s not about producing a product to a generic certificate, but about responding to actual challenges faced on the production floor.

    Another aspect comes up for manufacturers who blend powdered D-Biotin directly into beverages or foods. They watch for hydroscopicity—the tendency of the powder to absorb water from the air. We’ve found that regular review of drying and packaging parameters, especially when prepping pallets for overseas shipment, makes all the difference. Humidity-controlled environments and multi-layered containers extend the shelf life not just on paper but in the real world, where finished product sits in warehouses across a staggered delivery timeline.

    Distinctions from Other Biotin Products: Stereochemistry, Impurities, and Source

    In the market, you'll come across several products labeled as biotin, yet differences become clear with a closer look. Some suppliers blend “D” and “L” forms, a shortcut that cuts cost but also erodes physiological value. Our procedures never mix stereoisomers or accept reclaimed product streams. Furthermore, cheap biotin can contain by-products from incomplete synthesis—each step in our process neutralizes intermediates that could impact taste, color, or even cause reactions in sensitive users. The knowledge we’ve built through hundreds of validation runs forms the foundation for these standards.

    Another difference comes from the choice of raw material routes. Some biotin producers still rely on organic solvents that create problematic residues or complicate environmental compliance. Our process improvement teams have invested in greener chemistry alternatives, helping us cut down on volatile organic compounds in the final product. This isn't about chasing a trend. It’s about meeting compliance obligations and making downstream operations simpler for the next step in the supply chain.

    Approaches to Dosing and Custom Application Needs

    In our direct work with supplement formulators, we’ve seen a wide spectrum of dosing needs. Multivitamin tablets may contain only micrograms per serving, while veterinary and animal nutrition applications often look for a broader range of concentrations. Our packing runs cover small jars for laboratory scale to metric ton bulk orders for commercial use. Most of our customers depend on tight batch-to-batch consistency; even a small swing in active D-Biotin content means recalibration during formulation, lost time, and potential regulatory headaches. Because of that, laboratory assays for each lot remain part and parcel of our workflow.

    We also field requests from researchers and clinical nutritionists seeking custom blending or particle sizes for clinical trials and pilot production. These projects push us to operate with even greater transparency, as they demand granular product characterization—moisture content, residual solvents, related substances, and more—so results remain reproducible and defensible under scrutiny. Delivering D-Biotin for these scenarios is not limited to standard packing, but about transparency and addressing specific scientific questions.

    Production Safety, Worker Health, and Environmental Responsibility

    While our main focus always stays on the customer’s final product, D-Biotin manufacturing impacts the workforce and surroundings just as tangibly. The safety of production crews starts with diligent containment of fine powders and effective ventilation to prevent inhalation or accidental skin contact. Routine safety drills, real-time monitoring of airborne particles, and robust filtration ensure our team’s well-being within the plant. Rather than treating waste as an afterthought, we collect manufacturing residues for responsible disposal, eliminating risk of biotin discharge into the local ecosystem. This commitment extends beyond compliance—having seen communities face fallout from lax waste practices, we build safety and sustainability into every decision.

    Our facility engineers track energy and water use, pushing for continuous improvements in both chemical reaction efficiency and cleaning operations. Even marginal gains in resource consumption translate into a smaller environmental footprint, particularly important as global attention turns toward sustainable chemical manufacturing. We see customer interest spike in biotin with low environmental impact; these expectations only strengthen our resolve to innovate responsibly.

    Integrating D-Biotin into Global Supply Chains

    One underappreciated truth about D-Biotin is the growing complexity of supply chain logistics. It’s not enough to manufacture purities meant for laboratory use—international partners also expect serialization, accessible certificates of analysis, and the ability to trace every drum or carton back to its origin. We take an active approach to documentation, updating digital records so partners can check product status in real-time before goods even arrive at their sites. These operational touches distinguish a specialty manufacturer from generic commodity providers, and give end users peace of mind as they distribute across countries where regulatory frameworks may vary.

    The speed of global freight and the increasingly patchwork nature of customs and ingredient import rules add further wrinkles. D-Biotin manufactured to international specifications must ship with the correct supporting documents for prompt customs clearance. Having worked with customers in over twenty countries, we learned long ago to anticipate both extra paperwork and variation in permitted purity or residual levels. Our documentation teams regularly cross-check requirements from regulatory updates, and coordinate with third-party testing labs for secondary analysis when needed.

    Applications Diversity: From Wellness to Industrial Fermentation

    The sheer range of applications for our D-Biotin never ceases to impress. The obvious markets are vitamin supplements, fortified foods, and animal feed. Beyond these, we’ve seen demand in fermentation processes, where D-Biotin serves as a micronutrient for bacteria and yeast, driving production of everything from amino acids to specialty pharmaceuticals. In certain cosmetic applications, formulators include D-Biotin as a hair and skin nutrient—here, performance expectations tighten around insurability and clarity of specification. In each of these sectors, manufacturers want a hands-on partner—a supplier willing to support application trials and adapt to evolving product needs, rather than stand behind a wall of paperwork.

    This focus on versatility also shapes our approach to bulk packaging and technical support. Some partners request sterile fillings, others want anti-caking agents or inert gas purging prior to sealing. These specifics come from actual user feedback, and we appreciate the shared knowledge that comes from open dialogue. Our technical staff feeds these learnings back into future production runs, aiming for a form of biotin that bridges simplicity of use and robust stability.

    Audit and Traceability: A Foundation for Trust

    Over years of building D-Biotin capability, we’ve come to welcome audits from clients or regulators. These assessments offer an opportunity to demonstrate precisely how we enforce quality at each stage. Batch records, raw material intake logs, calibration certificates for analytical instruments—these documents don’t just tick boxes; they capture our way of working. On more than one occasion, our openness during inspection has identified minor improvements we could add right away, closing any gaps and reinforcing joint trust.

    Traceability in the chemical sector faces constant challenge, especially as ingredients travel through warehouses and cross-border transit points. We address that by assigning a unique ID to every batch, supported by digital logs managed by quality assurance specialists. This approach grew from direct customer experience—partners unable to trace product origins lose sales and credibility almost overnight in the event of a recall or regulatory action.

    The Evolving Role of D-Biotin in Health and Technology

    Watching the research and consumer landscape shift brings both challenges and opportunities. As new studies expand the links between D-Biotin status and everything from prenatal development to neurological health, demand for transparency and proof of performance keeps increasing. Large multinationals have started integrating more stringent purity tests and impurity profiling into their vendor qualification. We stay in constant dialog with these companies, adapting to newer analytical protocols as they develop. For instance, recent literature cites the potential interference of excess biotin in certain lab tests, prompting refinements in recommended dosing and labeling. We integrate this knowledge into both our customer advisories and product literature.

    In some regions, government policy and public nutrition initiatives also shape demand. National fortification programs, particularly those targeting vulnerable populations, often require not just volume but a guarantee that biotin comes exclusively from non-GMO, allergen-free sources. Our non-animal derived production routes, validated by internationally recognized certifiers, provide a direct answer to these requirements.

    Supporting Partners Beyond the Product

    As a manufacturer, our real job goes further than delivering product on time. Partners rely on our ability to answer technical questions, support troubleshooting in their plants, and provide clear answers during regulatory audits. Whether the conversation shifts to microbial limits in pharmaceutical applications or mixing protocols for beverage powders, our technical and regulatory teams get involved early. In this way, we’ve learned that problem-solving shapes as much of our mission as raw production.

    For emerging brands and established global players alike, integrating D-Biotin isn’t always straightforward. Some request specific solubility data, others perform in-house validation of compatibility with exotic flavors or excipients. We maintain a library of application notes, technical bulletins, and process validation guides, drawing directly from customer interactions and experience in the field. No two requests are identical, and we tailor our support accordingly.

    Looking Ahead: Innovation and Responsiveness

    We take pride in how far D-Biotin manufacturing has advanced in the past decade, but customers continue to push us toward the next step. They ask about microencapsulation for better stability, more eco-friendly packaging materials, and faster routes to regulatory approval in new markets. As we develop enhancements—improved drying techniques, scalable green synthesis, or smart packaging—our commitment to industry standards, transparency, and collaborative innovation deepens.

    For anyone working to improve wellness, nutrition, or bioprocessing, the difference between average and great D-Biotin becomes clear in the details. Every decision, from enantiomeric purity to packaging engineering and transparent documentation, makes a direct impact on finished product quality and real-world outcomes. By holding firm to our principles and learning from each collaboration, our approach continues to earn trust and deliver value to partners around the world.