|
HS Code |
241019 |
| Chemical Name | Alkannin |
| Cas Number | 519-52-0 |
| Molecular Formula | C16H16O5 |
| Molecular Weight | 288.30 g/mol |
| Appearance | Red to violet crystalline powder |
| Melting Point | 195-196°C |
| Solubility | Soluble in alcohol and ether, sparingly soluble in water |
| Source | Derived from roots of Alkanna tinctoria (dyer's alkanet) |
| Uses | Natural dye, coloring agent, medicinal applications |
| Structure | Naphthoquinone derivative |
| Iupac Name | 5,8-Dihydroxy-2-[(1S)-1-hydroxy-4-methylpent-3-en-1-yl]naphthalene-1,4-dione |
| Stability | Sensitive to light and air |
| Storage | Store in a cool, dry, and dark place |
| Toxicity | Low, but may cause skin irritation |
As an accredited Alkannin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Alkannin is supplied in a 1-gram amber glass vial with a screw cap, labeled with chemical name, purity, and safety information. |
| Shipping | Alkannin is typically shipped in tightly sealed, light-resistant containers to prevent degradation. It should be handled as a hazardous chemical, following all relevant safety and transport regulations. During transit, it must be protected from heat, moisture, and direct sunlight. Proper labeling and accompanying safety data documentation are required. |
| Storage | Alkannin should be stored in a tightly sealed container, protected from light, heat, and moisture. It should be kept in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. Proper labeling and storage in accordance with safety regulations are essential to prevent degradation and ensure safe handling of the chemical. |
|
Purity 98%: Alkannin purity 98% is used in pharmaceutical ointment formulation, where it promotes accelerated wound healing and antimicrobial efficacy. Melting Point 204°C: Alkannin melting point 204°C is used in high-temperature pigment production, where it ensures color stability and thermal resistance. Particle Size <10μm: Alkannin particle size <10μm is used in cosmetic emulsions, where it enhances uniform dispersion and improves skin absorption. Solubility in Ethanol 5 mg/mL: Alkannin solubility in ethanol 5 mg/mL is used in tincture manufacturing, where it facilitates efficient extraction and homogeneous active distribution. Stability Temperature up to 90°C: Alkannin stability temperature up to 90°C is used in food coloring applications, where it maintains pigment integrity during processing. Viscosity Grade 30 cP: Alkannin viscosity grade 30 cP is used in topical gel preparation, where it achieves optimal spreadability and formulation consistency. Assay 97% by HPLC: Alkannin assay 97% by HPLC is used in standardized herbal extracts, where it ensures reproducible therapeutic potency. Moisture Content <2%: Alkannin moisture content <2% is used in powdered supplement products, where it prolongs shelf life and prevents microbial growth. |
Competitive Alkannin 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
Flexible payment, competitive price, premium service - Inquire now!
Our facility produces Alkannin through a process refined by decades of hands-on chemical extraction work. We do not trade or resell and have never taken shortcuts by relying on intermediaries. All of our output comes from natural sources, primarily Alkanna tinctoria roots, with every step controlled in-house. Having direct control means every batch holds the color, consistency, and purity that real users expect, whether they work in research, pharmaceuticals, food coloring, or cosmetic formulation.
Alkannin’s dynamic pigment properties have kept it relevant in both traditional and new industries. Unlike synthetic colorants or diluted extracts, our Alkannin delivers a crimson-purple tone that holds up against light, temperature fluctuation, and pH change. Over the years, we’ve stuck with full-spectrum solvent extraction rather than shortcuts or synthetic analogs. Clients consistently tell us that this decision gives them an edge—stable dispersions, repeatable results in formulation, and safety backed by full traceability.
Every year, we face new batches of Alkanna tinctoria roots, each grown under unique climate conditions. Our chemists know that pigment intensity isn’t just about numbers on a label; it’s the outcome of plant health, soil nutrients, and extraction expertise. Many on the market offer generic Alkannin, with little attention paid to seasonal variability or root quality. We test every incoming lot, whether it’s sun-dried or fresh, for both pigment yield and potential contaminants. Products built to a price point can’t achieve the stable color strength that professional labs and manufacturers require.
We don’t blend Alkannin with foreign material to stretch batches. Compared to formulations that swap in synthetic naphthoquinones for cost reasons, our Alkannin shows enhanced photostability and less fading in exposed conditions. Food and cosmetics formulators tell us they notice the difference: the natural product stays rich in tint longer and resists breakdown by daylight and weak acids. Avoiding resin or oil-based adulteration has also helped customers maintain clean-label formulations and pass stricter import controls.
Typical output ranges between 98.5% and 99.5% pure Alkannin by HPLC, with trace root waxes also measured and logged. Particle size for powdered or micronized forms comes in below 40 microns, supporting both aqueous dispersion and oil-based emulsions. These aren’t just specs off a datasheet—they reflect what we see actually works. Some operations need Alkannin to remain liquid; we supply a stabilized, pre-dispersed oil formulation for those, especially in cosmetic development and food coloring lines. No artificial solvents, no unnecessary stabilizers—everything declared.
Our facility invests in on-site GC-MS and heavy metal screens, not just by regulation, but by necessity. Lead, arsenic, and residual solvents like hexane get flagged if present, and we discard low-conforming lots. Every year, we analyze the performance of our Alkannin against food-grade colorant standards and update our process to remove even trace pesticide or herbicide residue, an issue some root cultivators outside our chain still face. Our policy stands: nothing leaves our plant, raw or finished, that wouldn’t pass the level of scrutiny we see in our own lab’s daily controls.
R&D chemists often reach out after trials, reporting that our pigment holds its red-blue hue even after weeks under shop lights and moderate heat cycling. Many of these users came to us after problems with synthetic dyes—a common theme is “bleed” into surrounding phases of their products, whether in soaps or topical creams. With our Alkannin, there’s less migration, less unpleasant odor, and fewer allergic response reports, particularly in personal care lines.
Small pharmaceutical teams have used our Alkannin in topical wound dressings, citing its mild antimicrobial action alongside its color. In this context, cheap or adulterated pigment is a safety risk, given the chance of solvent residue or heavy metal carryover. We keep lines open for these partners: if a formulator needs help adjusting pH, controlling extraction for compounded recipes, or confronting solubility issues, our technical staff steps in directly. Our years of troubleshooting have cut down on failed pilot runs, shortened time to market, and prevented product recalls linked to pigment instability.
Natural food producers favor Alkannin for its ability to impart stable colors without synthetic byproducts or listed allergens. Developers working with organic certifications ask for our batch records showing full trace chain, especially if the product heads for export. We hear from several customers each year who are switching from carmine or azo colors and want something both potent and label-friendly. In bakery glazes, fermented beverages, and jam toppings, Alkannin provides deep, lasting color that remains attractive on the shelf.
From early experiments with steam extraction to today’s multi-stage solvent systems, our line has always valued gentle treatment of the source material. Over-extraction with strong alkalis or rapid heating, common in bulk production elsewhere, erodes the bioactivity and depth of color in the final Alkannin. Instead, we developed slow infusion techniques and moderate ethanol use, which keeps both color and usable co-pigments intact.
We have seen other manufacturers suffer batch failures due to root age variance and incomplete solvent recovery. Our technicians inspect every shipment at intake. We control humidity and storage temperature to guard against pigment oxidation or microbe growth, never relying solely on chemical preservatives. Extraction solvents are recycled using vacuum distillation, reducing waste and ensuring only fresh input each cycle. Spent root material undergoes filtration and post-processing, so no extractable pigment goes to waste. We share tips with customers to handle shelf-life and recommend amber packaging to maintain color reliability.
As demand for natural colorants increases, Alkannin’s unique shade and plant origin set it apart. We’ve helped formulators in the cosmetics sector reformulate lipsticks, blusher, and shampoos to drop synthetic reds and avoid colorant bans in key markets. Our team works closely with these groups to match legacy shades so customers see no difference in performance. Alkannin’s low solubility in water turns out to be an advantage in bath and skincare lines—it does not bleed through packaging or migrate through product layers.
Food producers find Alkannin especially useful for confections, yogurt, and beverage blending, where even a small dose imparts vivid coloring without the unpleasant aftertastes sometimes seen with anthocyanins or beet extracts. Chefs and bakers trust it to hold up to heat. Alkannin’s low allergenic profile, combined with the absence of common food color contaminants, makes import paperwork easier—even when regulations shift or consumer labels tighten.
In medical products and specialty pharmaceuticals, our Alkannin’s high purity supports research into controlled release dressings and topical antiseptics. As more regulatory bodies scrutinize even minor pigment additions, our approach to in-line heavy metals testing and full documentation becomes crucial. We participate in reference sample exchanges with hospital labs and cleanrooms, so performance data isn’t based just on in-house results—third-party verification confirms both purity and safety.
We source Alkanna tinctoria roots directly from growers who maintain clean soil practices and avoid banned pesticides. Our relationships with these producers go back decades. Traditional colorant supply chains sometimes mix root sources, leading to trace contamination and unpredictable pigment strength. We avoid this by guaranteeing batch lots only from contracted fields. Each root shipment is tested for both identity and pesticide load before entering extraction.
During extraction, we prioritize solvent reclamation and seek out biodegradable agents at every step. Alkannin production creates plant biomass waste, which we divert to compost and local fertilizer schemes. Our aim is to keep both pigment output and environmental impact in balance. Our team regularly attends sourcing audits, and will suspend purchases from growers not maintaining disclosure or soil health standards. This direct work helps keep end users’ products free of contaminants and supports organic certification efforts.
Unlike typical commodity resins or petrochemical dyes, Alkannin from our line includes a complete batch dossier with every shipment. Third-party heavy metal and residual solvent tests go out with each order. Where possible, we provide full traceability—including root farm, extraction date, responsible operator, and all analytical records. This focus on documentation has become more critical as both import controls and major brand buyers demand proof for “clean label” claims.
Recalls of imported, uncertified dye lots have hurt both small and large product launches, often because of untracked input sources. We take direct responsibility for all pigment entering our system by running in-house verification and record keeping from root intake to final shipment. Customers know if an issue arises, our records let us resolve questions about purity, allergen content, or regulatory compliance within hours, not months.
Our team improves each batch based on partner trials and user input. When customers ask for a brighter tint in high-acid foods or a deeper shade for new lipstick launches, we dial in plant selection and tweak extraction to deliver. We will not push out substandard pigment for the sake of a quarterly quota—routine pigment checks remain an everyday ritual. Hands-on training and retention of experienced lab staff help reduce the risk of operator error, and new tech in real-time analytics lets us track process drift as it happens.
Small adjustments—slight tweaks in extraction solvent ratios, incremental holding temperatures, or modified drying cycles—emerge in response to practical customer issues, not theory. Soap makers experiencing color fade or food companies reporting uneven tint are offered support, recipe reviews, and, in rare cases, rework production on our side. Transparency with end users builds confidence. Problems get resolved, not deflected.
Investing in pure Alkannin is a choice rooted in practical experience. Many buyers have been won over by low-price, blended extracts, only to see issues in production—batch inconsistencies, increased recalls, finished goods that do not match target shades. Our pigment isn’t the least expensive, but longstanding buyers have demonstrated that reliable output saves costs through fewer batch rejects, less consumer complaint fallout, and easier export compliance.
Synthetic naphthoquinones or red azo dye analogs have found their way into food and pharma lines seeking margin. Recent coverage on banned or flagged dyes re-entering supply chains has heightened both consumer and inspector scrutiny. Our Alkannin gives buyers confidence that pigment content matches declarations and that product safety keeps up with shifting regulatory targets in every market. Put simply, the lowest up-front price can’t compete with pigment that keeps products moving across borders and markets year after year.
As more user-facing brands pledge to drop synthetic or untraceable additives, technical colorants like Alkannin take center stage. Our commitment to open records, environmental responsibility, and batch-by-batch scientific documentation sets us apart from traders and bulk blenders. Our process, refined over years on the factory floor as well as in the lab, gives customers both rich, vibrant shade and peace of mind.
We see our role as enabling customers to make safe, high-quality, and sustainable choices. Each year brings changing regulations, evolving plant sources, and rising user expectations. We answer these with science, hands-on process experience, and honesty about what our Alkannin can—and can’t—do. Customers and consumers both deserve to know that every drop of pigment came through transparent, accountable production, reflecting both tradition and innovation.
We understand Alkannin not as a commodity, but as a partnership with buyers, growers, and end-users. If your operation needs hands-on support, direct advice, or batch documentation, our factory team responds directly—never through go-betweens or vague paperwork. Our commitment: supply natural colorant that outperforms mixtures or synthetic alternatives, backed by the experience and documentation that real customers need. If you face a new challenge in product development or want dependable, traceable pigment, reach out for proven Alkannin—always direct from source.