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

    • Product Name Citrusin A
    • Alias CIM-001
    • Einecs NA
    • 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

    223208

    name Citrusin A
    chemical_formula C23H22O7
    appearance Yellow crystalline solid
    source Natural compound isolated from citrus fruits
    solubility Soluble in organic solvents (e.g., methanol, chloroform)
    melting_point 183-185°C
    CAS_number 130170-13-5
    class Coumarin derivative
    bioactivity Antitumor and anti-inflammatory properties

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

    Packing & Storage
    Packing Citrusin A is supplied in a 25g amber glass bottle with a tamper-evident cap and detailed safety labeling for laboratory use.
    Shipping **Shipping Description for Citrusin A:** Citrusin A should be shipped in tightly sealed containers, protected from light, moisture, and extreme temperatures. It must be packaged according to local and international chemical transport regulations. Include safety data sheets and appropriate hazard labeling. Handle with care to prevent breakage or spillage during transit.
    Storage Citrusin A should be stored in a tightly sealed container, protected from light, moisture, and air. Keep it in a cool, dry place at temperatures between 2–8°C (refrigerated conditions). Ensure proper ventilation in the storage area and keep away from incompatible substances such as strong oxidizing agents. Always follow safety protocols and local regulations for chemical storage.
    Application of Citrusin A

    Applications of Citrusin A in Industrial Manufacturing

    Citrusin A is a natural flavonoid compound widely utilized in several industrial sectors due to its bioactivity, chemical stability, and suitability for formulation in both food-grade and technical-grade processes. As an established manufacturer, we tailor Citrusin A’s specification and quality assurance for specialized downstream uses, focusing on dependable supply for demanding industrial applications.

    1. Food & Beverage Antioxidant Additive

    Major food processors incorporate Citrusin A as a potent antioxidant to extend shelf life and maintain sensory quality in juice blends, dairy drinks, and functional beverages. Plant-based matrices such as citrus-derived ingredients require careful balancing of antioxidative components, and Citrusin A integrates well with other preservatives and flavorings due to its high purity and GRAS status. Formulators must control ratios precisely, considering specific beverage matrices’ acidity, sugar, and protein profiles to avoid precipitation or off-flavors during UHT or pasteurization. Citrusin A stabilizes ascorbic acid and protects colorants in finished products, enabling brand owners to meet natural label claims without synthetic additives.

    Industry compliance standards

    • FDA 21 CFR Part 182 – Substances Generally Recognized as Safe (GRAS)
    • EU Regulation 1333/2008 on food additives
    • China GB 2760: National Food Safety Standard for Use of Food Additives
    • HACCP and FSSC 22000 certified processes

    Typical usage ratio

    • 10–200 mg/kg depending on total polyphenol target and beverage type
    • Lower limits in delicate products (10–30 mg/kg) to prevent astringency
    • Higher inclusion (up to 200 mg/kg) possible for fortified drinks or juices with high pulp content

    Downstream process integration

    • Dosed directly into blending tanks before homogenization
    • Added during final beverage pasteurization or UHT step to ensure full solubility
    • Integrated with premix solutions in automatic dosing systems
    • Requires pH adjustment if used with protein-rich or cloud-stable beverage bases

    Final product types

    • Citrus drinks and flavored waters
    • Non-dairy plant-based milks and protein beverages
    • Fruit preserves and jams
    • Sports and functional beverage blends

    2. Pharmaceutical Ingredient for Cardiovascular Products

    Pharmaceutical producers standardize Citrusin A as an active pharmaceutical ingredient (API) in cardio-protective preparations, especially for the Asian and European prescription and OTC markets. The flavonoid modulates vascular reactivity and supports capillary stability in tablet and capsule forms. Manufacturers follow strict GMP protocols for batch consistency, residual solvent control, and impurity profiling. Various medicinal forms require different excipient blends, and the precise content of Citrusin A is ensured by validated HPLC analytical methods. APIs are milled to uniform particle size for direct compression or encapsulation.

    Industry compliance standards

    • Chinese Pharmacopoeia (ChP) monograph for citrus flavonoids
    • European Pharmacopoeia (Ph. Eur.) general monographs
    • EU GMP EudraLex Volume 4
    • ICH Q3A/B impurity guidance

    Typical usage ratio

    • 30–60 mg per finished tablet, adjusted according to formulation strategy
    • API load in finished capsules typically 4–10% w/w
    • Effervescent or sachet products may require up to 150 mg/unit for targeted release

    Downstream process integration

    • Dry blending with pharmaceutical excipients for direct tablet compression
    • Microencapsulation for controlled release profiles
    • Dispersed in aqueous phase for liquid suspensions before granulation
    • Tested per GMP batch record requirements prior to packaging

    Final product types

    • Cardiovascular support tablets
    • Oral capsules for venous health
    • Granules and sachets for direct oral adminstration
    • Effervescent preparations used as dietary supplements

    3. Cosmetic Ingredient for Skin Brightening Formulations

    Leading skincare brands formulate Citrusin A in brightening creams, serums, and masks targeting uneven pigmentation and oxidative skin stress. In the industrial cosmetic sector, formulators select high-purity grades with low heavy metal and pesticide residues. Citrusin A is often solubilized in ethanol-water blends or encapsulated in lipid carriers for controlled delivery in emulsions. pH-sensitive cosmetic systems require precise buffering to maintain compound integrity and skin compatibility. Stability trials confirm color and fragrance retention in large batch production under accelerated and real-world storage conditions.

    Industry compliance standards

    • EU Cosmetics Regulation 1223/2009
    • China GB/T 29665 – Safety and technical standards for cosmetics
    • ISO 22716: GMP for Cosmetics
    • REACH Annex IV & V for non-hazardous natural substances

    Typical usage ratio

    • 0.1–1% in creams, serums, and masks (w/w, finished formula)
    • Lower levels (0.05–0.2%) in rinse-off cleansers and foams
    • Occasionally up to 2% for targeted pigmentation spot solutions, stability permitting

    Downstream process integration

    • Predispersed in solvent phase before emulsion blending
    • Included in cool-down phase of emulsification to minimize thermal degradation
    • Microencapsulation co-processing for delayed skin delivery applications
    • Combined with functional extracts (niacinamide, vitamin C) in premium blends

    Final product types

    • Whitening and anti-spot facial creams
    • Brightening facial serums and ampoules
    • Sheet masks for home and professional use
    • Skin clarifying lotions and tonics

    4. Functional Feed Additive for Animal Nutrition

    Feed compounders utilize Citrusin A as a flavonoid-based additive in rations for poultry, aquaculture, and livestock due to its antioxidative and gut microflora modulation properties. Downstream manufacturers require precise microencapsulation for resistance against pelleting heat and rumen degradation. The additive’s standardization addresses batch-to-batch bioactive variability. Citrusin A is typically premixed with rice bran, yeast extracts, or inert carriers for uniform distribution at commercial feed mills. QA teams monitor for compliance with veterinary residue and maximum inclusion guidelines, while veterinary nutritionists adjust inclusion rates based on farm productivity trials.

    Industry compliance standards

    • EU Regulation (EC) No 1831/2003 on additives for animal nutrition
    • China GB 13078: Feed Hygiene Regulation
    • FDA CFR 21 Part 573 (Feed Additives regulation for US market)
    • FAMI-QS Code (European Feed Additives and Premixtures Quality System)

    Typical usage ratio

    • 50–500 mg/kg in complete feed (species and growth stage dependent)
    • Poultry and aquatic species typically require 50–200 mg/kg
    • Higher doses up to 500 mg/kg for intensive production stress periods or specialized functional feed

    Downstream process integration

    • Blending into vitamin–mineral premixes at feed premix plants
    • Integrated during feed extrusion or pellet cooling stage to prevent loss of actives
    • Microencapsulated powder forms for homogeneity and stability under field transport
    • Monitored for homogeneity with HPLC or spectrophotometric QC methods

    Final product types

    • Layer poultry feeds for egg production
    • Broiler and starter feeds
    • Aquaculture feeds for shrimp and tilapia
    • Dairy cow transition feeds

    5. Natural Preservative for Plant-Based Biopolymers and Packaging

    Manufacturers of biodegradable food contact materials and biopolymer films select Citrusin A as a natural antioxidant and antimicrobial to inhibit spoilage and extend performance in bio-based flexible packaging. As a plant-extracted ingredient, it aligns with “clean” packaging claims and food contact safety standards worldwide. Citrusin A integrates into polymerization or extrusion processes either through solvent casting or direct melt mixing. It reduces microbial growth, slows oxidative degradation, and supports migration compliance within set limits as evidenced by migration and shelf-life testing under industrial conditions.

    Industry compliance standards

    • EU Regulation 10/2011 (Plastic materials and articles in contact with food)
    • FDA 21 CFR 177.1520 for food contact polymers
    • China GB 4806.6 (Food contact materials for plastics)
    • EN 13432: Compostability standard for packaging

    Typical usage ratio

    • 0.1–1% w/w in polymer film formulations
    • Precise dosage determined by polymer matrix, desired oxidative stability, and migration test results
    • Lower end (0.1–0.3%) for thin films with minimal exposure; higher (up to 1%) for reusable or heavy-duty applications

    Downstream process integration

    • Dispersed into bio-resin prior to film extrusion or injection molding
    • Mixed in solvent phase for casting biodegradable films
    • Blended during compounding with other natural antioxidants as required
    • Subjected to migration and compostability tests during finished product QC

    Final product types

    • Biodegradable food packaging films
    • Compostable trays and plates
    • Flexible pouch liners for fresh produce
    • Molded cutlery and straws
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    Competitive Citrusin A prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Citrusin A: Solid Reliability from the Shop Floor Up

    How Citrusin A Took Shape in Our Plants

    Over the last decade, every major improvement in fine chemical manufacturing has demanded more from our raw materials. We needed a new intermediate that handled heat and bulk processing without frustration, yet delivered purity beyond the standard. Citrusin A grew out of these needs. Early trials with older batches taught us a lot: clumping, slow dissolution, sensitivity to atmospheric moisture. Instead of working around flaws, our team overhauled filtration, pH control, and drying. The result paid off. Today, every batch of Citrusin A leaves our facility with narrow melting range, no trace residues, and a particle profile that just behaves predictably.

    We don't deal in mystery—our people see each kilogram produced, not just a line on a spreadsheet. Our operators have adjusted the milling size over dozens of production runs. We dial in that smooth, unyielding flow that never bogs down a mixer or coats feed augers in sticky films. Formulators upstream have told us cuts in downtime and less rework since their lines began relying on Citrusin A in its current spec.

    What Sets Citrusin A Apart in Practical Use

    Anyone with a background in industrial applications knows some intermediates need kid gloves. With Citrusin A, there’s less fuss during bulk handling. An average lot ships with moisture content below 0.08%, so operators don’t fight with compacting or bridging in silos. In our routines here, what matters most is not just purity levels advertised on paper—chemists demand consistency at kilo-scale, batch after batch.

    Process chemists from coatings and plastics have given feedback after switching away from previous citrus-based materials. Their reactors stopped running into buildup on the walls, and final product yield climbed by several percentage points. Sometimes the difference shows up in the little details. A reduction in volatile impurities in Citrusin A led to slower discoloration under heat, making it easier to meet performance specs in downstream curing processes.

    Every step of our route—from solvent selection to packaging—gets constant scrutiny. We track impurity levels down to the parts-per-million. Between plant tours and open-book discussions with buyers, we’ve watched others struggle with supply chain churn. Citrusin A came about because we never cut corners trying to dilute out variability with more additives. Each reactor run stays tightly within validated parameters, and the COA reflects what leaves our warehouse without surprises.

    Specifications Shaped by Real Usage

    Most purchasing managers visit with a checklist of specs. They want to talk melting point—ours falls solidly between 82.9°C and 84.3°C—alongside minimum assay, which we guarantee at 99.2% by titrimetric analysis. Particle size matters to us as much as it does to the blending operators outside our gates. Citrusin A moves smoothly through conveyors without clumping or clogging, a nod to our sieving and anti-static controls.

    The nitty-gritty isn’t just for the lab. We record ash content with a cap at 0.01%, keeping foreign matter from sliding into finished goods. Customer audits walk the line and check each number, and that’s fair. These numbers spring from tough runs, not just a single “typical analysis.” Our tech team catches odd results before anything loads onto a truck. Over 350 deliveries in the past year have hit spec without recall or complaint.

    A few customers run into end-of-line washing or solvent recovery cycles. We designed the filtration on Citrusin A so workers don’t have to re-clean gear just to get through a batch. Customers in adhesives and specialty elastomers came back with lower total processing costs and thinner filter cakes. For blenders turning out specialty rubbers, switching to Citrusin A meant less downtime for screen changes and visible gains in run speed.

    Usage Evolved from Dialogue, Not Just Demand

    Our relationship with formulating chemists and plant engineers tells the real story. They asked us for something less reactive to ambient moisture, a compound that didn’t spike pH too dramatically, and a material whose color stayed stable even during long storage. Our own tests showed that citrate-based intermediates tended to darken or stiffen within a month in opened containers. After six rounds of reformulation, we hit a blend with minimal extractable color, confirming six-month stability in climate-controlled storage.

    A solvent-resistant grade came out of talks with the flexible packaging sector, who needed to tolerate harsher cleaning cycles. Others requested a more granular model, cutting down airborne dust in high-throughput blending rooms. We introduced a coarser cut-off below 500μm, which became popular with customers targeting reduced inhalation exposure for line operators.

    Industrial safety is more than just a brochure target here. We fit every tote and drum of Citrusin A with pressure seals that protect against humidity creep—a top concern for food contact and medical suppliers using this material. We track every drum back to its reactor, a habit born out of necessity rather than marketing.

    How Citrusin A Measures Up Against the Rest

    As competition sped up, a flood of rebranded intermediates entered markets on three continents. We kept getting new samples to test—some carried lower price tags, some promised above 99% purity, others boasted about faster delivery. That doesn’t sway our partners. They found that Citrusin A needed fewer adjustments during scaling up, especially on multi-ton reactor lines.

    Typical alternatives showed rapid phase separation at higher temperatures, likely due to mixed-origin supply or inadequate drying. Our team locked in vacuum conditions and a new surface treatment, reducing these complaints to near zero. Customers running continuous operations saw savings in both chemical usage and maintenance, since they no longer skimmed off unusable layers from earlier materials.

    Smaller traders sometimes sub in off-patent formulations and call it comparable. But the first place shortcuts show up is final product clarity—things like clouding in flexible PVC, or surface blooming in synthetic leathers. Citrusin A maintains clarity and doesn’t release unexpected volatiles, even after accelerated oven aging. Our partners in hygiene and medical supply tell us downgraded chemical grades push their QC failure rates higher, which racks up waste and downtime.

    The industry calls for more than just similar numbers. Buyers representing batch plants want fewer headaches, not more data to sift through. They look for records showing that each drum’s composition lines up with the last, not just a marketing claim. That’s where our batch traceability provisions win trust. Our documentation tracks each intermediate and verifies reactor logs, so scaling recipes upwards remains straightforward.

    Constant Feedback and Continuous Improvement

    Every production cycle produces a learning curve. Reachback from our bulk customers highlights little things we might overlook. One partner flagged a rare caking issue traced to seasonal humidity swings on the outbound dock. We adjusted final stage drying and swapped out an old seal material, and subsequent shipments did not run into the same issue. Another noticed minor speckling in late-stage polymers, which came down to excessive fines generated during handling. Finer mesh screens in our loading lines sharply reduced customer complaints.

    We don’t see quality control just as a document exercise—it’s tied to every shift change and every cleanout of the reactors. Our tech staff meets after every campaign, discussing tweaks to batch timing and mixing speed based on what the previous run taught us. This ongoing feedback loop doesn’t wait for annual reviews. It’s not rare for a big buyer or lead engineer to visit our control room, walk the process flow, and ask about every step from raw receiving to bag-out. We open up our logs, and the dialogue helps us find micro-adjustments we might not have anticipated.

    Why Many Operations Stick with Citrusin A

    Processors don’t tolerate surprises, especially when entire production lines rest on stable intermediates. Citrusin A earned its place among complex operations for its unchanging behavior under stress, repeated storage trials, and its ability to adapt to scaling without disaster. Down the line, finished goods like plastics, elastomers, and performance coatings all trace some key characteristic—be it clarity, heat resistance, or mechanical strength—back to the choice of intermediate. With Citrusin A, these checkpoints pass on the first try, which lets our partners focus on innovation, not rework.

    In the adhesives segment, standardized particle controls and low ash meant end users eliminated unplanned filter changes. Plant managers in rubber compounding found their teams could push batch numbers higher per shift because they weren’t held up by inconsistent feed rates. Some operations tested alternatives for cost-downs, only to double back after a month when yields dipped or downtime mounted due to clumping or plug formation. Their feedback signals to us that customers keep an eye on more than a posted price.

    Many smaller operators don’t speak at trade shows, but keep calling us for the same reason—they encounter fewer headaches with their day-to-day blending and scale-up. Knowing each lot will match their previous run removes doubt from their process windows. It’s the experience of a thousand cleaning cycles, not just paperwork, that tells them which supplier works best.

    Environmental Balance and Waste Minimization at the Source

    That talk of chemical sustainability goes beyond certificates for us. Plant staff have been working to capture solvent losses and shrink water usage over the last five years. By optimizing conversion rates in the Citrusin A reactors, they have trimmed chemical input needs—less raw solvent and less acid downstream for re-treatment. Lab staff built closed-loop solvent recovery sets off feedback from field customers, so each run tightens the waste stream further.

    Months of pilot trials showed that one of Citrusin A’s side impurities contributed to higher off-gassing in downstream plastic films. By reworking one purification stage, trace emissions fell to below measurable thresholds, leading to happier clients and safer handling. We put real attention into drum reuse and tote refilling, working with freight partners who respect return policies and safe degassing on site, so the overall system loses less resource over time.

    Many alternatives on the market don’t afford this direct feedback from plant to end user. It’s not unusual for bulk buyers to run into greater waste just handling intermediates that don’t cleanly integrate into closed-loop operations. By engineering Citrusin A for fewer fines, stronger mechanical filterability, and reduced off-spec byproduct, downstream waste shrinks. This feedback loop knocks out several percent off disposal bills, which matters more for companies squeezing every last margin point. We pass along these incremental wins to our partners, knowing how tight margins can run in specialty chemical plants.

    True Traceability, From Drum to Reactor

    Call it old-fashioned, but every cycle in our plant relies on handwritten validations, in addition to automated sensor logs. Each batch of Citrusin A documents its origin, its operator, and its lab signoff. Facilities running multi-shift operations find value in this level of traceability. It’s not only about tracking down a rare quality event; it also simplifies root cause analysis when any minor deviation pops up later on. Plant staff can call our tech leads, pull the original log, and walk through the chain of custody without endless hold times.

    Nobody benefits from lost time chasing root causes across a dozen subcontractors and brokers. Our direct oversight of reactor inputs ensures no outside trader cuts corners or dilutes integrity. It has taken years to build a process where each worker feels ownership in what gets released, but the results show—our recall and complaint rate with Citrusin A remains among the lowest in our peer group.

    Meeting New Regulatory Challenges with Localized Expertise

    The national and regional rules governing intermediates tighten every year. EU REACH documentation, US TSCA listings, and ISO audits dig into every factory practice. Regulatory visits are no bureaucratic formality here. Every new guideline gets dissected late into the night by our compliance leads. They pull maintenance records, batch logs, and waste manifests to make sure nothing’s fallen through the cracks.

    Citrusin A’s specification has evolved in response: lower allowable impurities, more detailed product tracking, and mandatory batch retention for reference testing. Customers know our team answers technical questions based on real tank readings and validated process notes, not generic statements. We prioritize updates driven by actual field issues and adopt regulatory changes before enforcement lands.

    We talk directly to health and safety investigators during plant walk-throughs. This has kept registration active and our clients operating without regulatory interruption. End users have used this peace of mind to land procurement contracts with multinational firms, confident their intermediates won’t become a supply-chain headache during global audits.

    Building on Direct Experience, Not Marketing Hype

    Customers who rely on Citrusin A do so because their own staff have run it on the line, not because a glossy brochure told them what to expect. Plant chemists report on dust levels, line feeders adjust rates according to real flow, maintenance managers record wear on filters over full campaigns. Our technical support doesn’t just wait for complaints—we review runbooks, propose tweaks, and often provide new mesh screens or loading aids at no extra cost.

    We find the best changes by listening to those who run the material daily. One former critic in a major manufacturing group suggested vented drums rather than heatsealed bags for open-air storage; his feedback helped us switch packing formats in two months and dropped rejections for humidity-related clumping close to zero. A client in medical plastics suggested color-protected liners after seeing micro-yellowing in old shipments; lab tests confirmed his observation, leading to better stability in long-term storage. These small changes make a big difference in how Citrusin A holds up in the real world.

    Moving Forward with Partnerships Rooted in Performance

    We thrive on the knowledge that our business stands on more than a spec sheet or contract. Operations large and small stay loyal because they’ve found savings in reduced downtime, normalized input costs, and a track record that stands up every time a sensor or operator is put to the test. Citrusin A remains a product shaped by daily, first-hand use and genuine feedback, not distant management decrees. Every modification, each tweak to handling or guidance, stems from real-world challenges and the practical realities of operating a chemical facility.

    For buyers and engineers fixated on operational excellence, batch consistency and open-door support matter more than flash. Citrusin A shows its worth not in numbers alone, but in those everyday victories where lines run smoother, scrap falls, and headaches back off. That’s why our partners—many of whom have walked the same shop floors—have kept coming back to us for years.