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

    • Product Name Tartrazine
    • Alias E102
    • Einecs E102
    • 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

    366850

    Chemical Name Tartrazine
    Other Names E102, FD&C Yellow No. 5, Acid Yellow 23
    Chemical Formula C16H9N4Na3O9S2
    Molecular Weight 534.36 g/mol
    Appearance Yellow-orange powder or granules
    Solubility Soluble in water
    Melting Point 300°C (decomposes)
    Color Index Number 19140
    Usage Synthetic lemon yellow azo dye used in food, cosmetics, and pharmaceuticals
    E Number E102
    Cas Number 1934-21-0
    Taste Slightly bitter
    Stability Stable under normal conditions, may fade in presence of strong light
    Allergenic Potential Can cause allergic reactions in sensitive individuals
    Regulatory Status Approved for use in many countries with restrictions in some

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

    Packing & Storage
    Packing Tartrazine is packaged in a sealed, 500g white plastic bottle with a yellow hazard label and clear chemical identification details.
    Shipping Tartrazine should be shipped in tightly sealed containers to prevent contamination and moisture absorption. Store and transport it in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances. Follow regulations for handling food additives and ensure documentation accompanies all shipments to ensure safe and compliant transit.
    Storage Tartrazine should be stored in a tightly sealed container, away from direct sunlight, moisture, and incompatible substances. Keep it in a cool, dry, well-ventilated area, ideally at room temperature. Avoid exposure to strong acids, bases, and oxidizing agents. Proper storage ensures the chemical’s stability and prevents degradation or contamination. Always follow local regulatory guidelines for chemical storage.
    Application of Tartrazine

    Purity 98%: Tartrazine with a purity of 98% is used in beverage manufacturing, where it provides vibrant and consistent yellow coloration.

    Particle size <10 µm: Tartrazine with particle size below 10 µm is used in confectionery coatings, where it ensures smooth dispersion and uniform color intensity.

    Stability temperature 100°C: Tartrazine with a stability temperature of 100°C is used in processed snack foods, where it maintains color integrity during heat processing.

    Aqueous solubility 20 g/L: Tartrazine with aqueous solubility of 20 g/L is used in powdered drink mixes, where it allows rapid dissolution and homogeneous color distribution.

    Moisture content <5%: Tartrazine with moisture content below 5% is used in dry spice blends, where it enhances shelf-life and prevents clumping.

    Molecular weight 534.36 g/mol: Tartrazine with a molecular weight of 534.36 g/mol is used in pharmaceutical tablets, where it enables precise dosing for regulatory compliance.

    Lightfastness grade 4: Tartrazine with lightfastness grade 4 is used in bakery icings, where it resists fading from light exposure during display.

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    Certification & Compliance
    More Introduction

    Tartrazine: Exploring an Everyday Colorant

    Understanding What Tartrazine Offers

    Bright yellow food has a way of catching the eye, and that’s not just by accident. Tartrazine, known in some places as E102, brings that unmistakable pop to products from lemon candy to sodas and even some medicine tablets. Most folks might not recognize the name at a glance, yet it shows up often, turning things from dull to sun-bright with just a pinch. As someone who grew up helping in my family’s bakery, I recognized the role of color and presentation early—nobody ever argued about which cake looked best at a bake sale.

    Tartrazine comes as a fine yellow powder or granular substance. It dissolves quickly in water. The color it gives lends itself to syrups, gelatin mixes, hard candies, and even flavored chips. A little goes a long way, meaning one small packet could tint hundreds of servings without losing its strength. In terms of chemical profile, it’s considered a synthetic lemon yellow azo dye. Synthetic doesn’t mean fake or dangerous by default; aspirin counts as synthetic too. Still, the origin points to a factory, not a field, separating it from something like turmeric, which brings its yellow hue naturally from a root.

    Specifications and Quality Standards

    Manufacturers stick to pretty tight quality specifications for Tartrazine. What matters most is stability and purity. Reputable batches usually reflect high dye content and low moisture, so the color stays fresh and doesn’t cake up over time. Years spent sourcing ingredients for different recipes taught me that you get what you pay for—cheaper, off-brand colorants sometimes lead to blotchy icing or weak colors. High-quality Tartrazine resists fading even in acidic recipes, which comes in handy for fizzy drinks and tart-tasting treats.

    Most commercial-grade options range in concentration from about 85-90%. This level of purity means bakers and food manufacturers can trust every batch to show up strong and consistent. If you look into official records like those published by the Codex Alimentarius or the European Food Safety Authority, you’ll find residue limits and permissible daily intake figures. Regulations make sure food-grade Tartrazine doesn’t bring along harmful byproducts, heavy metals, or other surprises.

    Tartrazine in Everyday Food and Beyond

    Walk into any grocery store, and you’ll probably connect with Tartrazine indirectly—think bright cheese puffs, instant pudding, boxed cake mix, and lemon-lime sports drinks. Even some vitamin tablets pick up a cheerful yellow shade through its use. It’s never about taste, just appeal: a bowl of clear gelatin or a glass of plain soda feels less inviting than one that looks like sunshine poured into a cup.

    Color isn’t the only role it plays. In some medicines, color helps patients tell pills apart. Most are familiar with the stress of skimming through bottles with similar names or dosages. A distinct color can keep things simple and safe, cutting down on confusion in a crowded medicine cabinet. For manufacturers, Tartrazine’s versatility lets them produce a rainbow of snacks or supplements with reliable results.

    Comparing Tartrazine to Other Colorants

    With so many color options on the shelf, choices come down to function and cost. Compared to natural options like beta-carotene or annatto, Tartrazine often costs less and delivers color that won’t break down under light or heat. For mass-producers, that matters. A natural dye can fade out in clear soda or cause uneven coloring in baked goods. Tartrazine dodges those pitfalls; it powers through shelf-life tests, high-heat cooking, and even acidic pH ranges found in soft drinks or pickled snacks.

    But there’s a flip side to synthetic colors. Some people worry about allergies or sensitivity, especially families with kids prone to reactions. Studies over the past decades investigated potential links between Tartrazine and hyperactivity in children, especially in the UK and parts of Europe. Regulations in those countries sometimes require warning labels, adding to the debate about its long-term safety. As a parent, seeing both sides of the story matters—nothing wakes you up faster than watchfulness over a child’s odd reaction to everyday food.

    Fact-Checked Insights on Tartrazine’s Safety

    Research and official assessments have yet to declare Tartrazine completely unsafe for the general population. Major bodies, such as the U.S. Food and Drug Administration and the World Health Organization, set acceptable daily intake limits after combing through experiments and food exposure surveys. These numbers aren’t random; they reflect years of studies in animals and humans, always with a wide margin for safety at normal consumption levels.

    Still, differences in individual tolerance are real. Some people experience hives, rashes, or breathing trouble after exposure, especially those with asthma or aspirin sensitivities. European regulations require a warning on labels for any food that contains Tartrazine, while U.S. regulations stick to listing the color in ingredient panels. Personal experience matters here—reading those ingredient lists in the snack aisle gets easier once you know what you’re after.

    For anyone concerned, elimination diets and allergy testing provide clarity. Health professionals suggest keeping a food diary, tracking symptoms, and gradually reintroducing suspected triggers. From experience, digging into ingredient lists and learning the language of food additives helps families manage what’s in their pantry.

    Differences Between Tartrazine and Other Yellow Food Dyes

    Not all yellow colors on store shelves come from Tartrazine. Some, like Yellow 6 (Sunset Yellow FCF), tip toward orange rather than bright lemon yellow. Others, such as saffron, turmeric, or beta-carotene, offer subtler tones and a faint flavor. These natural colors don’t pack the punch synthetic options deliver, so recipes might need bigger doses—and that can affect taste, cost, or texture.

    Tartrazine’s strength stands out in its clean, sharp yellow and its lack of flavor—even at high concentrations. That’s a major reason why soda makers, candy companies, and bakers stick with it for certain products. In large-scale production, the ability to drop in a precise dose and know the result won’t vary batch by batch saves money and prevents waste.

    Addressing Concerns About Artificial Dyes

    Talks about artificial colors like Tartrazine often center on consumer choice, transparency, and health. Concerns about allergies, asthma, and behavioral effects in kids have led to ongoing research. Some countries responded with stricter labeling laws or encouraged industry shifts toward natural alternatives. Teachers and pediatricians sharing worries about classroom behavior may recommend avoiding certain dyes, fueling demand for cleaner labels and alternative colorants.

    Natural options remain pricier and sometimes require recipe tweaks. For example, turmeric will add bitterness to white chocolate, and carrot extract can fade out or clump up. Still, the push for fewer synthetic additives is strong, and brands often highlight “artificial-free” labels for parents and health-conscious shoppers.

    For families navigating allergies or sensitivities, vigilance pays off. Experiences in my own community showed this clearly—at school bake sales, we had to label ingredients on every dish. That fostered safety and trust between parents. Reading ingredient lists, reaching out to manufacturers, and asking questions continues to matter, especially when dealing with international products where names and labeling rules can differ.

    Examining How Industries Use Tartrazine

    Beyond the kitchen, Tartrazine has a role in science labs and some industrial settings. Chemists rely on its predictable coloring in various staining and indicator tasks. Even in textile dyes, its properties fit certain applications where a cost-effective, lightfast yellow is needed. Still, its biggest impact remains in food and drink.

    In the global food supply chain, efficiency and dependability drive a lot of decisions. Tartrazine shines here by delivering unmistakable yellow without surprises. Candy manufacturers get vivid hues in every batch, beverage companies turn out visually appealing drinks, and pharmaceutical firms can quickly differentiate one tablet from another. That kind of security makes it a staple, especially in economies where keeping production costs low translates into affordability for consumers.

    Yet perceptions change as access to information grows. Some companies have started shifting toward more natural colorings, partly to address consumer demand and partly to stand out in a competitive marketplace. Food science innovations continue to unlock new ways to extract color from fruits, spices, and vegetables, putting more options on the table for makers and buyers alike.

    Navigating Labels and Regulations

    Food labeling has grown more detailed over the years. In Europe, the phrase “may have an adverse effect on activity and attention in children” accompanies products made with Tartrazine. In the United States, ingredients panels list certified color additives separately, making it clear when artificial colors enter the mix. Canada and Australia take slightly different approaches, requiring clear disclosure but sometimes using their own numbering systems.

    Parents, educators, and health professionals often advocate for plain-language labeling, making it easier to choose foods aligned with medical or philosophical preferences. Growing up in a household with food allergies, our family counted on those labels to steer clear of troublemakers. Manufacturers walking the extra mile by sharing clear and accessible information earn trust with consumers who want to know exactly what’s on their table.

    Supporting Informed Choices

    Knowing what goes onto your plate or into your child’s lunchbox leaves you better prepared to manage risks and enjoy food. Resources like the Centers for Disease Control, Food Standards Australia New Zealand, and trusted advocacy groups help untangle the technical jargon of food science and bring research down to earth. By checking label information and turning to reputable sources, you cut through the hype and stick to what’s grounded in evidence.

    The public conversation today isn’t so much about “good” or “bad,” but about context and balance. Some families cut out all artificial dyes, others pick their battles by focusing on the most likely triggers, and many weigh convenience or tradition against new information. Food preferences evolve, and that’s nothing new. The same arguments happened around trans fats or artificial sweeteners—every ingredient has its time in the spotlight.

    Moving Toward Solutions and Safer Eating

    For concerned consumers, action starts with awareness. Reading up on ingredient lists, sharing experiences with allergy-friendly communities, and staying in touch with new research help everyone keep up to date. Grocery brands often respond to demand by developing more dye-free or naturally colored versions of their most popular items. Teachers and schools sometimes take the lead by establishing guidelines for classroom snacks and party treats, fostering cooperation and safety among families.

    Alongside personal choices, industry-wide shifts reflect consumer voices. Some companies have swapped Tartrazine out for alternatives such as lutein, riboflavin, or paprika extract. Advances in extraction technology keep making natural colors more affordable, so even budget products gradually phase out some artificial ingredients. Still, big changes usually unfold over several years, as recipes have to be tweaked and supply chains adapted.

    Reflections From Firsthand Experience

    After years spent shopping for kid-friendly snacks, baking for school events, and juggling family food sensitivities, the value of information shines bright. Details matter, not just for science but for daily life. Tartrazine continues to hold a place in pantries and manufacturing plants because it does its job reliably and keeps prices down. Still, asking questions and pushing for transparency never goes out of style.

    In conversations about food, nothing replaces a little common sense and a lot of label reading. People deserve practical, dependable details for what they eat—and while Tartrazine offers striking color and big efficiency, the push toward safer, cleaner labels isn’t slowing down. Each trip through the grocery aisle means another round of choices, another opportunity to rethink what really matters in the foods that brighten your plate and your life.