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

    • Product Name Tartrazine C
    • Alias E102
    • Einecs 220-491-7
    • 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

    243084

    chemical_name Tartrazine C
    synonyms FD&C Yellow No. 5
    color_index_number 19140
    chemical_formula C16H9N4Na3O9S2
    molar_mass 534.36 g/mol
    appearance Yellow powder
    solubility_in_water Highly soluble
    usage Food and pharmaceutical colorant
    E_number E102
    CAS_number 1934-21-0
    maximum_absorption_wavelength 427 nm

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

    Packing & Storage
    Packing Tartrazine C is packaged in a sealed 500-gram amber plastic bottle with a secure screw cap and clear hazard labeling.
    Shipping Tartrazine C should be shipped in tightly sealed, clearly labeled containers to prevent contamination and moisture exposure. Handle with care and store in a cool, dry place, away from direct sunlight and incompatible substances. Follow all local and international regulations for chemical transport, including labeling as a food dye or chemical substance where applicable.
    Storage **Tartrazine C** should be stored in a tightly closed container, protected from light, moisture, and excessive heat. Store at room temperature, ideally between 15°C and 25°C, in a dry, well-ventilated area away from incompatible substances. Avoid direct sunlight and sources of ignition. Ensure storage is secure and clearly labeled to prevent accidental contamination or misuse.
    Application of Tartrazine C

    Applications of Tartrazine C in Industrial Manufacturing

    Tartrazine C serves as a key synthetic yellow azo colorant widely implemented in diverse industrial sectors that require controlled, consistent, and compliant coloration. Our in-house manufacturing protocols support precise batch-to-batch integration for downstream clients, ensuring functional consistency in high-volume industrial environments.

    1. Food and Beverage Color Additive Manufacturing

    Large-scale food and beverage processing facilities incorporate our material during the production of color blends, flavored beverages, confectionery, savory snacks, and instant foods. Food technologists calibrate Tartrazine C for precise shade control based on product matrix acidity, fat content, and storage stability to maintain end-product uniformity and regulatory compliance through shelf life. Process engineers manage addition rates, solubilization, and mixing steps within GMP-controlled zones, monitoring critical parameters to minimize risk of hue drift or overuse and maintaining traceability throughout the batch records.

    Industry compliance standards

    • FAO/WHO Codex Alimentarius food additive guidelines
    • United States FDA CFR 21 Part 74.1705
    • EU Regulation (EC) No 1333/2008—Annex II
    • China GB 2760 Food Additive Standards

    Typical usage ratio

    • 5–100 mg/kg, adjusted for product type, desired hue, and national MRLs; formulations for soft drinks and candies may require higher concentrations than baked goods or ready meals

    Downstream process integration

    • Added during liquid blending, syrup compounding, powder premix formulation, or direct application to coatings post-cooking/pre-packaging, followed by homogenization and quality inspection

    Final product types

    • Carbonated beverages
    • Hard candies and gummies
    • Flavored potato chips/snacks
    • Instant noodle seasoning packets

    2. Pharmaceutical Oral Dosage Formulations

    Our colorant supports pharmaceutical manufacturers in formulating film-coated tablets, chewable drugs, and liquid suspensions demanding precise visual differentiation. Regulatory specialists prescribe levels of Tartrazine C based on permitted daily exposure, drug category, and patient group demographics. QC personnel reference validated analytical methods for colorant assay in both active and placebo forms, while production staff incorporate the colorant during late-stage blending, granulation, or direct compression to achieve repeatable color targets with minimal variance across high-speed tableting lines. Documentation complies fully with data integrity mandates for global drug registration.

    Industry compliance standards

    • USP-NF (United States Pharmacopeia National Formulary) color additive monographs
    • European Pharmacopoeia 10.0—colorant requirements
    • ICH Q3D risk management framework
    • China Pharmacopoeia GB 2760 Appendix

    Typical usage ratio

    • 0.01–0.05% (w/w) of final tablet or coating mass, determined by solid dosage form and local labeling requirements

    Downstream process integration

    • Dispensed into binder solutions for film coating, blended with filler before direct compression or incorporated within suspension vehicles prior to dosing and bottling

    Final product types

    • Film-coated oral tablets
    • Chewable and effervescent tablets
    • Pediatric oral suspensions
    • Reconstitutable antibiotic powders

    3. Industrial Water-Based Paints and Coatings

    Manufacturers of waterborne decorative and industrial coatings utilize our Tartrazine C as a tinting agent to produce bright yellow hues with controlled lightfastness and pigment dispersion. Coating engineers balance the addition alongside other approved pigments to meet hide, gloss, and scrub resistance targets, especially for institutional wall paints and traffic coatings. The raw material is introduced during the pigment grind stage or post-mill letdown. QC laboratories analyze stability against UV and chemical exposure, ensuring conformity with architectural and environmental labeling. Batch records reflect both usage and color validation using calibrated spectrophotometers, supporting claim substantiation and batch recalls if necessary.

    Industry compliance standards

    • EU Regulation (EC) No 1907/2006 REACH Annex XVII
    • US EPA 40 CFR Part 59 (VOC rules for paints)
    • China GB 18582-2020 Architectural Coatings Safety
    • ISO 787-24:1985 Pigment and Extender Testing

    Typical usage ratio

    • 0.2–2.0% by weight of total pigment load, selected for required chromatic strength, system compatibility, and opacity demands

    Downstream process integration

    • Dispersion in aqueous pigment paste during mill phase or shade correction during post-formulation blending, then checked for batch uniformity and shelf-life

    Final product types

    • Interior emulsion wall paints (yellow shades)
    • Traffic striping paints
    • Craft and hobby colorants
    • Institutional floor coatings

    4. Household and Institutional Cleaning Product Coloring

    Formulators in the home and institutional cleaning sector rely on our Tartrazine C to create visually recognizable liquid and powder cleaning agents. Regulatory officers review ingredient disclosures to align with regional consumer safety policies and voluntary ecolabel requirements. Plant managers add colorant in controlled process steps following surfactant solubilization and pH adjustment, ensuring the chromatic intensity meets product branding and batch consistency. Finished SKUs undergo color stability testing during accelerated life assessments, ensuring end container performance reflects shelf claims through supply chain transit and consumer use.

    Industry compliance standards

    • EU Detergent Regulation 648/2004
    • US Consumer Product Safety Commission labeling standards
    • China QB/T 2952-2017 for household liquid detergents
    • AISE (International Association for Soaps, Detergents and Maintenance Products) guidelines

    Typical usage ratio

    • 10–200 ppm, tailored for finished product color strength and possible regulatory restrictions regarding color indices in regional consumer markets

    Downstream process integration

    • Incorporated post-active blending during the dye solution make-up or directly prior to final dilution/filling within the finished product assembly line

    Final product types

    • All-purpose liquid household cleaners
    • Industrial floor cleaning fluids
    • Toilet bowl liquid sanitizers
    • Laundry detergent powders and pods

    5. Cosmetics and Personal Care Formulations

    Producers of non-ingestible cosmetic items select our Tartrazine C for its pigment consistency and regulatory acceptance in select leave-on and rinse-off products. Regulatory compliance officers audit usage rates to ensure full adherence to INCI (International Nomenclature of Cosmetic Ingredients) allocations and restricted substance lists per end-market. Lab technicians prepare shade batches, checking dispersion within emulsions, gels, or solubilized solutions before bulk compounding. Quality specialists monitor for microbial growth risk or color degradation across aging studies and supervise timely lot release aligned with customer branding standards and market compliance files.

    Industry compliance standards

    • EU Regulation (EC) No 1223/2009 on Cosmetic Products—Annex IV: List of Colouring Agents Allowed
    • US FDA Color Additive Regulations 21 CFR Parts 70 and 73
    • China Standard GB 9685 for Cosmetics
    • Japan MHLW List of Permitted Color Additives

    Typical usage ratio

    • 0.01–0.5% by total formulation mass, with maximum limit specific to product type (bath, hair, skin contact) and regulated by region

    Downstream process integration

    • Pre-dispersed in phase A (aqueous) or directly into main batch during bulk compounding, subjected to high-shear mixing or homogenization to prevent aggregation and color streaking

    Final product types

    • Liquid shower gels and soaps
    • Hair shampoos and conditioners
    • Bath bombs and bath salts
    • Face masks and skin-cleansing scrubs
    Free Quote

    Competitive Tartrazine C 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 Tartrazine C

    Direct from the Factory Floor: How We Make Tartrazine C Worthwhile

    We have spent years in this business, learning from every batch that comes through our system. Tartrazine C is bright and consistent, two qualities we refuse to compromise on. We know customers expect reliability, so we monitor purity at each point in the process. From raw material to final product, there’s a long checklist, and real people—our workers—take responsibility for every test and adjustment. This hands-on approach separates Tartrazine C from off-brand colors that show up with mystery blending, color fading, or unwanted residues. In our plant, the goal stays simple: keep the color true, and keep it safe.

    Why Tartrazine C Stands Out

    Our focus stays on what matters in the finished product. For us, producing Tartrazine C isn’t just about hitting a target shade. Every batch matches an exact model—C16H9N4Na3O9S2—because that’s what brings cleaner results in beverages and confectionery goods. Impurities don’t belong in candy, drinks, or even in the factory water. We put real-world experience behind this color, going beyond simple “yellow look-alike” standards and holding each run below the strictest heavy metal thresholds, keeping lead, arsenic, and mercury well below what any reputable lab can detect. These details are tested, logged, and double-checked by technicians who know the product inside out because they’ve made and used it themselves.

    Specifications Backed by Daily Work

    There’s nothing magical about the specs we offer—just a result of plain old diligence and day-to-day vigilance. Tartrazine C arrives with a minimum color strength of 85 percent, measured directly against standard reference materials. Moisture content stays under 5 percent, which means better stability during storage and transport. As our technicians know, high moisture makes for clumping and color loss. By holding our drying process steady, we cut that risk out. Insoluble matter always stays minimal—below 0.2 percent—because nobody wants sediment in syrup or specks in a jellied mix. Each shipment comes from a lot that passed microbial checks, with coliforms, yeasts, and molds well-controlled. Our hygiene systems don’t take holidays. Every step matters because the final product ends up in kitchens and factories where mistakes cost money and trust.

    Understanding Practical Uses: The Heart of Our Development

    Industry professionals visit us with their real challenges—batch blending, shelf life, and regulatory audits. We’ve seen firsthand how a one-size-fits-all approach leaves people frustrated. That’s why we shape our Tartrazine C line with direct input from customers. This product appears in soft drinks, hard candies, instant desserts, and even bath bombs. We keep our process adaptable for food and non-food versions because the daily work always involves solving specific, on-the-floor issues. In a confectionery line, for example, anyone using our Tartrazine C in liquid or powder form tells us about mixing speeds, color bleed, and solubility under heat. Instead of reading numbers in a brochure, we stand beside these customers, watch their processes, and learn what speeds things up or slows them down. This feedback shapes how we run filtration, packaging, and final drying.

    The Real Differences Between Tartrazine C and Other Yellow Dyes

    Many people outside the factory don’t see much difference between one yellow and another. Inside production, these differences make or break efficiency. Tartrazine C brings a deeper lemon-yellow tone than older formulations, which lets users achieve the same visual result with a lower dose. That helps with cost savings and keeps ingredient declarations leaner. Where some lower-grade yellows show “off” tints under cold processing or high-sugar environments, we keep our controls tight to avoid this. There’s no shortcut to this result—it happens batch by batch, with adjustments based on direct batch testing, not assumptions or promises.

    Alongside Tartrazine C, we have experience with a range of other synthetic food colors. Sun Yellow, Amaranth, and Allura Red cross our lines regularly. The daily lesson from this variety is that not all colors behave the same way under heat, light, or acid. Tartrazine C resists fading even in sodas exposed to bright light or warehouse fluctuations. Many customer trials show that switching to our Tartrazine C cuts back on shade corrections and cleaning cycles, shortening downtime. Over the years, many clients told us their machines ran cleaner after the switch. Our technical team follows up every claim, tracks results, and runs in-house application tests to keep improvements moving forward.

    From Quality Control to End Use—A Real Factory’s Perspective

    Big words like “controlled environment” don’t mean much unless factory workers treat each batch like it matters. Our color laboratory never sleeps; every instrument calibration, from UV-Vis spectrometers to simple filter papers, gets checked in full view. We use only approved, traceable raw materials. No bulk or repacked intermediates come in unchecked. When clients worry about residues or off-odors in their soft drinks, we open our plant floor to inspections. Our staff knows what’s expected, and we welcome the scrutiny. We have nothing to hide about production practices or the traceability trail. Clients need that peace of mind when disaster stories—adulterated colors, supplier bankruptcies, import rejections—hit the news. We prefer transparency over marketing slogans, and we share lab records with clients who ask.

    Tartrazine C must be more than a “bright yellow” for us. It must perform in different pH ranges, dissolve fast, and never cause blockages. Work with syrups in high humidity, and you see the difference between a well-made dye and a cheap imitation. Our production lines handle climate and dust year-round, so we’ve tested our product for clumping, dispersal, and mixing profiles. That cuts down on waste, reduces spillage, and, most importantly, builds trust with those who buy direct from our factory.

    Meeting Regulations, Avoiding Guesswork

    The world rarely stands still for food safety. Food colors get plenty of regulatory attention, and Tartrazine C feels that heat just as much as any other high-profile dye. We have worked directly with authorities in different regions—Europe, North America, Asia—so we know the ins and outs of acceptable limits and required documentation. Regular audits and surprise visits don’t throw us off; our compliance team stays up to date with every incoming regulation, from batch traceability to residual solvent checks. All this effort goes into paperwork and labels, but the real value shows up on the customer’s side: confidence during an agency inspection, lower risk of held shipments, and fewer headaches over documentation gaps.

    Our close attention to compliance keeps our Tartrazine C away from ingredient lists that could cause trouble in export markets. We monitor allergen profiles—no gluten or unexpected animal-derived materials slip through. We audit supply chains at every step—not just what’s on the truck but also the containers, storage temperatures, and warehouse rotation rates. We know from experience that a color batch made right once can still falter if handled badly afterward, so our support doesn’t stop at the gate. Our technical team educates partners to avoid cross-contamination, improper storage, and mislabeling that can bring a whole lot of regulatory stress.

    What Large-Scale Users Notice First

    In bakery facilities, drink production rooms, and pharmaceutical plants, the first thing people notice about Tartrazine C is straightforward: no dust clouds, no residue stuck to surfaces, no odd solvent smell. That’s because our drying and packaging systems aren’t an afterthought—they are a constant, evolving part of how we maintain product integrity. Over the last few years, we upgraded our vertical packing lines, reducing batch splits and controlling particle size better. Customers taking full-container loads benefit from this, seeing less product loss during transfer and mix.

    A drinks company that once used our competitor’s dye found sticky build-up along pipes and tanks, only to watch it drop after switching over. That type of story is common in large plants where process interruptions are expensive and hard to trace. Tartrazine C behaves predictably under both hot and cold blending, which shrinks troubleshooting time. This isn’t hype; our plant supervisors visit client sites regularly to witness performance and listen to engineers. Often, we bring back samples to replicate the plant environment in our lab, helping guide future tweaks. Our hands-on service—factory to factory—bridges the gap between lab specs and daily use challenges. We pay attention to what makes production easier or harder and adjust our methods accordingly.

    Beyond the Label: Commitment to Traceability

    No one wants to gamble supply chain quality anymore. Trust comes from transparency, not big promises. Each lot of Tartrazine C is coded and logged before leaving our facility, so a client can trace every bag, carton, or barrel back to its raw material source, production shift, and final test certificate. Digital trail systems make this simpler, but we back these with human diligence, checking numbers against reality each time orders leave the floor. This proves vital for global brands who must respond quickly to regulatory questions or consumer concerns. Several major food-grade product mishaps, often reported in headlines, underline why these systems matter: the ability to answer fast, show credible records, and fix problems without delay.

    Industry Insights: What We’ve Learned About Consistency

    Consistency sounds like a buzzword, but in the world of synthetic colorants, it decides the fate of multi-million-dollar businesses. Over decades, we’ve seen big buyers walk away from suppliers after two shipments produced different tints or residues. Even the most sophisticated automated mixing systems can falter when color pigments turn variable. Our philosophy says quality is made, not declared. Every shift, we measure every batch of Tartrazine C for color index, absorption spectra, and known contaminant thresholds. These checks run side by side with regular hands-on inspections, so small problems are caught before they scale up. We keep open feedback channels with production teams on both sides—ours and the client’s—sorting out the root cause of each concern instead of brushing it off as “within spec.”

    This method costs more effort, but the long-term benefit is a reputation that holds up. We don’t take shortcuts on equipment calibration, staff training, or complaint follow-through. Many of our competitors take months to acknowledge problems, while we step in immediately, inviting clients to visit in person or send their own samples for side-by-side comparison. Real relationships build real quality standards—and the proof sits in the reliability and safety of every run of Tartrazine C we deliver.

    Conclusion: Why We Sweat the Small Stuff

    Manufacturing synthetic colors isn’t glamorous. There’s no room for shortcuts or guesswork about what ends up in the food and drug products people use every day. Every shift, our team checks, logs, and double-checks. Years on the shop floor taught us that every small improvement means less hassle for everyone down the line. From the smoothest dissolving powder to the lowest residue rates in mixing tanks, Tartrazine C isn’t just another colorant—it’s proof of the care and experience that only a manufacturer, not a dealer or third-party, can guarantee. We’re committed to keeping it that way, batch after batch.