Fast Scarlet 482

    • Product Name: Fast Scarlet 482
    • Alias: Acid Red 18
    • Einecs: 215-548-8
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    851730

    Chemical Name Disodium 3-hydroxy-4-[(2-methoxy-5-methyl-4-sulfonatophenyl)azo]-2-naphthalenesulfonate
    Color Index Name Fast Scarlet 482
    Color Index Number 27105
    Appearance Red powder
    Solubility In Water Soluble
    Chemical Class Azo dye
    Cas Number 12217-36-4
    Molecular Formula C18H13N3Na2O7S2
    Molar Mass 497.42 g/mol
    Primary Uses Textile dyeing and printing
    Lightfastness Moderate
    Strength High tinting strength
    Ph Stability Stable in neutral and alkaline conditions
    Melting Point Decomposes before melting
    Toxicity May cause skin and eye irritation

    As an accredited Fast Scarlet 482 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Fast Scarlet 482 is packaged in a 25 kg net weight fiber drum, lined with plastic bags, labeled with product and safety information.
    Shipping Fast Scarlet 482 should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Transport according to local, national, and international regulations for hazardous chemicals. Avoid physical damage during handling. Clearly label packaging with appropriate hazard warnings. Ensure compliance with safety data sheet (SDS) shipping and storage recommendations.
    Storage Fast Scarlet 482 should be stored in a tightly sealed container in a cool, dry, and well-ventilated area away from direct sunlight, moisture, and incompatible substances such as strong oxidizing agents. It should be kept away from heat sources and ignition points. Proper labeling and safety precautions must be maintained to prevent accidental exposure or environmental contamination.
    Application of Fast Scarlet 482

    Purity 98%: Fast Scarlet 482 with 98% purity is used in textile dyeing processes, where it ensures high color vibrancy and uniform fabric penetration. Particle Size 150 mesh: Fast Scarlet 482 with 150 mesh particle size is used in pigment preparation, where it promotes excellent dispersion and smooth finish in printing inks. Lightfastness Grade 5: Fast Scarlet 482 with lightfastness grade 5 is used in outdoor coatings, where it provides superior resistance to color fading under UV exposure. Melting Point 220°C: Fast Scarlet 482 with a melting point of 220°C is used in plastic coloration, where it ensures thermal stability during high-temperature extrusion. Water Solubility 0.5g/L: Fast Scarlet 482 with water solubility of 0.5g/L is used in aqueous ink formulations, where it offers controlled dissolution and consistent color strength. pH Stability Range 5-9: Fast Scarlet 482 with pH stability range 5-9 is used in industrial dye baths, where it maintains consistent hue and shade under variable processing conditions. Oil Absorption Value 43g/100g: Fast Scarlet 482 with oil absorption value of 43g/100g is used in manufacturing offset printing inks, where it enables optimized blending and rheological control. Heat Stability up to 180°C: Fast Scarlet 482 with heat stability up to 180°C is used in synthetic fiber production, where it prevents discoloration during thermal processing. Moisture Content ≤ 1%: Fast Scarlet 482 with moisture content not exceeding 1% is used in cosmetic formulations, where it ensures product shelf life and stable dispersion. Tinting Strength 105%: Fast Scarlet 482 with tinting strength of 105% is used in masterbatch production, where it delivers enhanced color development and efficiency in polymer applications.

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    Certification & Compliance
    More Introduction

    Introducing Fast Scarlet 482 – Proven Performance from the Source

    Direct Experience with Real-World Production

    Many years back in our plant, we realized what textile manufacturers struggled with: a reliable red that could put up with tough processing but still delivered steady, brilliant shade. Working in batches weighing hundreds of kilograms, every inconsistency shows up fast. Fast Scarlet 482 earns its reputation by showing up the same on every run. Whether through a jigger, jet, or continuous dyeing machine, it performs predictably on cellulosic fibers, offering a bright blue-toned scarlet. There is no guesswork about shade or build—the dye responds precisely, even after repeated washes or post-processing. Where some manufacturers report mottling or loss of color with competing reds, Fast Scarlet 482 holds its effect from lot to lot.

    Specifics That Matter in Production

    Fast Scarlet 482, known in the plant as CI Direct Red 23, comes as a sodium salt in a fine powder. From loading off the truck to dispersing into tanks, our teams value its rapid solubility in normal-temperature water. During manual handling, it throws barely any dust, compared to older batch-milled batches of reds. With our in-house screening and granulation controls, every sack runs smooth in dosing hoppers and blends quickly, preventing those annoying clogs that slow a shift. 

    The full color comes up at neutral to weakly alkaline pH, so it shapes well into dye baths with little fiddle. Fast Scarlet 482 runs deep—reaching full tone by 2% shade—without the over-exhaustion that hampers wash-off in some competitive reds. Bleeding and migration in continuous operations fall below quoted industry standards. This avoids streaky runs and simplifies water management for the end user.

    How We Learned to Avoid Problems

    Traditional direct scarlets, especially in large textile mills, introduce problems. Broken shade, erratic fastness, and unpredictable yield play havoc with schedules. Early on, technicians flagged these issues to our R&D: variable batch strengths, poor salt build-up, or excess byproducts after exhaustion. We mapped each pain point and tightened our controls. Every lot of Fast Scarlet 482 passes dual-stage HPLC to rule out off-shade content. We reinforce these checks with spectrophotometry and hands-on pilot dyeing in the plant, not just the lab. The benefit for users becomes clear in less time wasted reprocessing "off" cloth.

    Certainty in Application—Not Just Claims

    Application tests in home and overseas mills shaped our approach. Printers running rotary screens need dyes that remain stable both in print paste and on the fabric. In actual use, Fast Scarlet 482 stays even; no unplanned color shifts or migration on the table. Finished goods pass through ISO and AATCC tests for light, perspiration, and wet rubbing fastness—no dropouts after scaling to production. Multiple mills switched from competitors citing the same “fugitive undertone” in other reds; Fast Scarlet 482 resolved those headaches, leading to fewer returns and more repeat orders.

    We documented repeated field tests on viscose and stabilized cotton blends—key segments for direct reds. Under batch or continuous conditions, Fast Scarlet 482 shows light fastness at or above grade 4 even at higher temperatures in factory settings. Wet fastness leaves competitors behind, especially after singeing or mechanical finishing.

    Meeting Evolving Market Demands

    Brand requirements and eco-label schemes forced us to refine our formula several years ago. Fast Scarlet 482 meets today’s compliance on banned amines, with ongoing audits for ETAD-relevant purity. We track every batch through raw material sourcing—no recycled intermediates, no off-standard stocks. Compliance updates are directly relayed to production, slimlining user documentation and reducing delays with auditors.

    In an era where big buyers demand more documentation and less variation, factories can bank on batch reproducibility. No end-user wants calls for late-night shade corrections or shipments lost to rejects. Over time, Fast Scarlet 482 built its reputation on fewer out-of-standard reports, saving time and budget at the factory and cutting down waste handling.

    Day-to-Day in the Factory

    Textile operators and print shop teams have told us that work goes smoother with products that don't change. They want to walk into work, turn the vessel, and know what will come out at the end of a run. We watched new recruits use Fast Scarlet 482 in real shifts—not just in sample rooms—and noticed dye goes into mixes without clumping, carries through pipelines without deposit, and rinses off the line easier than historic reds. This is especially critical in high-throughput operations, where dye build-up can force unplanned shutdowns. Our own service team records a lower rate of service calls related to red dye maintenance when clients switch over.

    Consistency also matters for compliance and quality teams. Fast Scarlet 482 always comes with our detailed Certificate of Analysis for each shipment—not generic, but reflecting the real batch delivered. We welcome third-party auditing, with all documentation open, since our own process and testing data lines up with end-user quality standards.

    Why Not All Direct Reds Are the Same

    Manufacturers in our business know that “Direct Red” covers a broad range. Not every variant settles the issues facing busy dyehouses. Take Fast Scarlet 4B, for example. Lower price attracts some buyers, but it comes at the cost of higher bleed on cotton and weaker fastness in light exposure—a real issue where factory output spends months in sunlight. On the other hand, Direct Red 80 produces a more orange cast, leading to mismatch on blended or multi-process jobs. None hit the balance of brightness and performance seen in Fast Scarlet 482.

    Our technical support team also hears from buyers who previously used Red 31. They face limits on depth, coverage, and stability across wide temperature ranges. Fast Scarlet 482, after years of feedback, reliably bridges these weaknesses. The targeted molecular structure—in place since we updated our reactors—delivers a strong blue shade that can extend from vivid prints to deep solid goods by simple adjustment, without trouble in bleed or shade loss.

    Environmental and Economic Repurcussions

    Every dye production manager hears the push for “cleaner color.” Fast Scarlet 482 answers this with a formula built for better yield—less effluent in wash-off, stronger exhaustion, and no banned amine byproducts. Through in-house effluent tracking, dye loss in spent baths remains well within legal norms, cutting total load on downstream wastewater units. Field checks with partner mills confirm that low-background waste means easier compliance for major certifications, essential in current export markets.

    Expense matters to plant accountants and procurement teams alike. Fast Scarlet 482 could cost slightly more per kilo compared to some generic reds, but mills end up with less waste, lower rework, and smaller clean-up costs. One example we tracked over a full production quarter showed a 15% reduction in total rejected goods once our dye replaced the standard competitive product—real cost reductions, not just paperwork savings.

    Daily Support from Source to End-Use

    Unlike imported “fill-in” products that lose consistency from shipment to shipment, direct supply from our plant guarantees the same build and performance every time. We tie all production data for Fast Scarlet 482 to real customer lots—transparent, trackable, and responsive. If a batch shows deviation, our plant line catches and corrects before delivery, not after. Many buyers have thanked our team for providing tested data on bulk shipments, cutting weeks off qualification and lab matching stages.

    If users need process tweaks, our technical group visits lines on-site, running Fast Scarlet 482 under real operating conditions at varying liquor ratios, water sources, and mechanical settings. Shared knowledge travels in both directions; more than a few process improvements now woven into our SOPs came straight from textile mill floors and finishing shops. Users have helped us establish the optimal dosage formulas and pH control tips now added to each shipment’s paperwork.

    Real Stories—Field-Tested Results

    Several years ago, a large domestic bedding manufacturer switched to Fast Scarlet 482 after worrying levels of rejects due to shade fading. Our service specialists visited, ran comparative trials, and set up parallel dye baths against their previous red. The outcome showed three main improvements: deeper realized color at prescribed dosages, a 20% faster water rinse, and mid-term light fastness about half a grade higher under warehouse exposure. Those changes meant less inventory loss, fewer late shipments, and a direct uptick in repeat sales from their corporate buyers.

    We handle frequent follow-up with export-focused printers in South and Southeast Asia, who face notoriously unpredictable local water chemistry. They stretch every kilo of dye and must meet both brand audits and local requirements. Test runs with Fast Scarlet 482 delivered clean print outlines and kept water demand for post-print washing down by 10–15% compared to older reds. The result is clear in the bottom line and in environmental reporting.

    Supporting Today’s Greener Supply Chains

    Growing scrutiny from both regulators and brands means dyehouses must report exactly what's in every finished yard. Fast Scarlet 482 comes with documented purity, batch-to-batch color difference readings, and traceability right from raw material intake. Our plant maintains open records for all key batches, so no end-user faces unknowns in compliance or sourcing. Each time a new regulation appears for EU or US markets, we review our process and reissue test sheets—keeping risk away from customers and helping mills clear audits faster.

    Sustainability audits check not just banned substance lists, but also the lifecycle of dyestuff through a facility. From petroleum input to waste treatment, Fast Scarlet 482 draws on a continuously improved route, cutting energy and chemical input with each process cycle. Reports from independent reviewers confirm lower byproduct levels, making our dye a forward-looking choice for mills under pressure for end-to-end green reporting.

    Making Serious Cotton Reds Possible—Today and Tomorrow

    Those of us in the dye manufacturing industry know the challenge in producing a true, clean, blue-based scarlet with staying power. After years adjusting reactor conditions, running feedback loops with textile plants, and tracking both cost and color output, Fast Scarlet 482 delivers the balance needed. Fast Scarlet 482 suits both large-volume basic goods and higher-value branded clothing, where off-shade means lost sales. The plant team feels confident with each order: every drum and sack reflects hard-won progress on reliability and color integrity.

    Worth the Investment for Textile Producers

    From a pure business perspective, switching to a consistent, high-performance direct scarlet reduces production risks. Our customers see fewer unexpected shutdowns, better finished goods quality, and easier time meeting regulations—without constant process adjustments or chemical adds. The gains count most not just on paper, but in smoother day-to-day factory work, expert technical support, and a supply chain that meets tomorrow’s expectations for traceability and environmental impact. Fast Scarlet 482 makes red production less about compromise and more about continuous improvement, year after year.

    Technical Partners—Not Just Suppliers

    Every plant team, mill manager, and operator using Fast Scarlet 482 connects to people at our factory who know the real process and the everyday challenges. We see this product not as a generic dye, but as the joint result of open communication with textile operators, printers, compliance teams, and plant scientists. The lessons learned from thousands of real batches, feedback on the plant floor, and direct follow-up on every order ensure that Fast Scarlet 482 performs above market standards. In a chemical world where trust comes from real-world use—not words—we stand by Fast Scarlet 482 and the certainty it brings to every batch of red production.

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