Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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C.I.Orange 3

    • Product Name C.I.Orange 3
    • Alias orange IG
    • Einecs 20255-42-3
    • 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

    154117

    name C.I. Orange 3
    color_index_number 11320
    chemical_class Azo dye
    cas_number 495-54-5
    molecular_formula C12H10N2O
    molecular_weight 198.22
    appearance Orange powder
    solubility_in_water Insoluble
    melting_point 230-232°C
    usage Dye for textiles, leather, and paper

    As an accredited C.I.Orange 3 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing C.I. Orange 3 is packaged in a 500g tightly sealed HDPE bottle with hazard labeling, batch number, and handling instructions.
    Shipping C.I. Orange 3 should be shipped in tightly sealed containers, away from moisture, heat, and incompatible substances. Proper labeling and handling per hazardous material regulations are essential. Avoid mechanical shock and ensure ventilation during transport. Follow local and international guidelines, including UN numbers and hazard classes, for safe shipping and storage.
    Storage C.I. Orange 3 should be stored in a tightly closed container in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Protect it from light, moisture, and sources of ignition. Ensure that storage areas are clearly labeled and that appropriate safety practices, including spill containment, are in place to prevent exposure or environmental release.
    Application of C.I.Orange 3

    Applications of C.I. Orange 3 in Industrial Manufacturing

    As a direct dyestuff with defined chromatic properties, C.I. Orange 3 remains a preferred choice in specific industrial colorant applications that rely on established formulation protocols and traceable performance. Our production history, together with comprehensive technical feedback from global customers, informs the following application scenarios, featuring confirmed, regulation-driven downstream sectors.

    1. Textile Yarn and Fabric Dyeing

    C.I. Orange 3 is widely integrated in the coloration of cellulose-based fibers, including cotton, viscose, and their blends. The dye is selected for its bright orange shade, defined fastness rating, and compatibility in continuous and batch dyeing procedures. Manufacturers in the textile chain demand confirmed migration and washfastness properties for workwear, casualwear, and decorative textiles, ensuring the product aligns with international standards for consumer use. Our technical support teams work closely with textile plants to refine proportions, pH, and salt control, avoiding dye migration into effluent and guaranteeing efficient exhaustion on fiber.

    Industry compliance standards

    • OEKO-TEX® Standard 100 (suitability for textiles in direct skin contact)
    • ZDHC MRSL (controversial substance avoidance in textile supply chains)
    • REACH (EC) No 1907/2006 Annex XVII (European market entry limitations)
    • GB/T 7573 for textile dye migration in Chinese standards

    Typical usage ratio

    • 0.5 – 4% on weight of fiber (owf), depending on shade depth and process (exhaust or pad-dyeing methods)

    Downstream process integration

    • Added during dye bath charge after wetting agent, sodium chloride/sulfate, and pH buffer in jet, winch, and padders

    Final product types

    • Woven and knitted cotton apparel
    • Viscose jersey goods
    • Canvas and workwear textiles
    • Home textile linens

    2. Paper Coloring and Tissue Production

    Cellulosic pulp processors utilize C.I. Orange 3 for tinting various paper products, ensuring vibrant, stable color under industrial process conditions. The dye shows reliable dispersion into pulp slurries and compatibility with both acidic and neutral papermaking systems. This ensures reproducible shades in envelopes, colored copier paper, filter papers, and gift wraps. Process engineers rely on consistent liquid feeding and efficient fixation on pulp to minimize loss to effluent while achieving even color distribution. Our technical audits with major mills focus on exact control of formulation ratios and in-line dosing protocols.

    Industry compliance standards

    • EN 646 (European dye migration standard for colored paper)
    • FDA 21 CFR 176.170 (United States indirect food contact compliance for paper and board)
    • ISO 12040 (pH of aqueous extracts of paper and board)

    Typical usage ratio

    • 0.05 – 0.2% dry weight of pulp; dosage rate varies with paper grammage and color intensity required

    Downstream process integration

    • Metered addition to stock chest or blend chest before sheet formation; compatible with retention aids and sizing systems

    Final product types

    • Colored writing and copier papers
    • Tissue napkins and kitchen towels
    • Decorative and specialty wrapping papers
    • School and arts supplies paper

    3. Synthetic Leather and Coated Fabric Finishing

    Manufacturers of polyurethane and PVC synthetic leathers employ C.I. Orange 3 for consistent tinting of polymeric coatings. The dye resists migration and bleeding during plasticization and heat treatment, crucial for flexible applications including upholstery and accessories. Downstream plants depend on high dispersion quality, UV stability, and minimal volatility during calendaring or embossing steps. In solvent-based or aqueous formulation systems, process engineers manually adjust dye ratios based on polymer matrix, desired opacity, and product end use.

    Industry compliance standards

    • EN 71-3 (Migration of certain elements for toys and children’s articles)
    • ISO 15797 (Industrial washing and finishing for textiles with synthetic leather)
    • REACH SVHC compliance for final PVC/PU sheeting in Europe

    Typical usage ratio

    • 0.1 – 1.2% by weight of polymer compound; tuned upward for high-hiding PU, lower for thin topcoats

    Downstream process integration

    • Introduced during masterbatch preparation or directly into coating paste before knife or roller coating

    Final product types

    • PVC and PU synthetic leather for automotive interiors
    • Luggage and footwear coatings
    • Laminated decorative furniture films
    • Sports gear and accessory sheeting

    4. Water-Based Ink Formulations for Flexographic and Gravure Printing

    Ink manufacturers choose C.I. Orange 3 for water-based flexo and gravure printing systems used on paper, cardboard, and select films. The dye demonstrates reliable lightfastness and controlled solubility, critical in maintaining color consistency during high-speed press operations. Formulators value its aggregation stability, minimal foam generation, and rapid dilution properties, all of which support inline quality control in commercial packaging plants. Adjustments in dosage occur as the substrate type, print speed, and target print density shift with run size and job requirements.

    Industry compliance standards

    • SWIFT and Sapira (European ink safety initiatives for paper and board packaging)
    • Swiss Ordinance SR 817.023.21 (regulation of materials in contact with food packaging inks)
    • EuPIA Good Manufacturing Practice (GMP) for printing inks

    Typical usage ratio

    • 1 – 5% by total ink formula solids; often modified to match press viscosity and shade depth

    Downstream process integration

    • Dispersed into pigment grind or colorant concentrate, then introduced during letdown stage before final viscosity correction

    Final product types

    • Retail and transport corrugated cartons
    • Printed food wraps (non-direct contact)
    • Flexible packaging labels
    • Stationery and book cover stock

    5. Coloration in Soap and Detergent Tablets

    Producers of cleaning bars and pressed detergent tablets apply C.I. Orange 3 for uniform, stable color in market-specific fragrances and product lines. The dye offers reliable thermal and pH resilience across different saponification and compaction cycles. Plant technicians favor its fast incorporation into granular blends and consistent migration during high-pressure tableting, supporting stringent appearance QC. Our technical teams supply performance data for color retention post-curing and wet storage, essential in products designed for moisture-prone use environments.

    Industry compliance standards

    • EU Regulation (EC) No 648/2004 (Detergents Regulation for colorant ingredients)
    • ISO 9001:2015 (Quality management systems in household product factories)
    • GHS/CLP labeling for consumer safety

    Typical usage ratio

    • 0.01 – 0.2% dry basis, increased for deep-color tablets; depends on formula base and whiteness of fillers

    Downstream process integration

    • Dry blended with surfactant powder or pre-mixed granules before tableting or extrusion; also used in post-press surface coating for dual-tone tablets

    Final product types

    • Household and hotel soap bars
    • Detergent and cleaning tablets
    • Industrial scouring blocks
    • High-visibility multi-color cleaning tablets
    Free Quote

    Competitive C.I.Orange 3 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

    C.I. Orange 3: Direct Orange Color for Versatile Textile Dyeing

    How We Approach C.I. Orange 3 Manufacturing

    Years spent refining the production of C.I. Orange 3 have shaped our approach. As a manufacturer, we look beyond surface measurements, studying every reaction step rather than accepting standard outcomes. The orange tone people seek from this dye doesn’t owe its vibrance to a generic process. Quality of raw materials and every reaction parameter matter more than most realize. For us, consistency starts with vetted intermediates—especially the diazo and coupling components. Discoloration, off-shades, or muddy undertones begin with impurities there, not at the mixing vat.

    C.I. Orange 3, both as powder and pressed cake, owes its reliability to decades-long partnerships with upstream suppliers who hold to the same standards we demand in-house. Delivery speed matters too, but quality control at receipt protects the final product from batch-to-batch drift. Direct dyes like C.I. Orange 3 hold a crucial position in cellulosic textile coloration. Every batch we release reflects experienced hands monitoring chemistry, granularity, and blending—all with one goal: repeatable orange intensity, time after time.

    What Makes C.I. Orange 3 Distinct

    Some see direct orange dyes as interchangeable, but our lab knows this isn’t true in practice. C.I. Orange 3 stands apart for its affinity with cotton, rayon, and, to a certain extent, paper substrates. The dye’s shade—best described as a bold orange, neither too yellow nor veering into red—is no accident. Years of monitoring subtle spectral shifts taught us that the perceived color covers a sweet spot fitting fashion, home textiles, and even specialty napery. Unlike blended products, this dye produces a crisp result even after repeat washes, thanks to the molecule’s particular structure and our tailored process parameters.

    One recurring challenge in textile dyeing involves controlling levelness and bleeding under real production constraints. C.I. Orange 3, as we prepare it, meets the demand for monotone results across cotton bolts—especially at industrial scale. Many factors, like bath pH, water hardness, and liquor ratio, challenge the dyer’s control. Our technical teams spend more time in dyehouses than at conferences. We see firsthand how C.I. Orange 3 interacts with local water supplies and auxiliaries. Our experience here informs support and formulation, ultimately shaping a product which can compete on reliability rather than sales promises.

    From Lab Quality Control to Bulk Orders: What Our Experience Says

    Supplying C.I. Orange 3 means guaranteeing repeatability. From lab batches to multi-ton consignments, traceability remains built into every stage. We don’t simply sample once per batch; every critical production stage has checkpoints. Chemical certificates without real process oversight offer cold comfort to end users confronted with shade variation. We have invested in both HPLC and spectrophotometer arrays to double-check purity and color values, not just before packing but during milling and blending as well. The data removes guesswork and protects reputation at both ends.

    Dye lots can show slight variations, even with the most controlled process. We track every deviation. Whether due to seasonal raw material differences or differences in reaction time, the key is identifying changes early. By correlating instrumental data with hands-on textile lab trials, our team cuts problems before they move into stock. If a lot does not meet specifications, it won’t leave our plant, no matter the market pressure. This approach does slow things down, but long-term customers—spinners, weavers, garment dyers—value stable, predictable results over unpredictable supply.

    Common Uses: How Our Partners Apply C.I. Orange 3 in Real Production

    The most common scene for our C.I. Orange 3 lies in continuous and exhaust dyeing of cotton fabrics. Knitwear and woven mills value the ability to produce vibrant, repeatable orange hues with relatively low salt and alkali consumption. Unlike vat or reactive dyes, direct dyes like ours need less technical setup. Operators appreciate the straightforward application on cellulosic fibers and the manageable control required during wash-off. Over the years, we’ve worked with partners experimenting in technical textiles—filtered paper, seed bags, cellulosic blend decorators. They report that among direct oranges, C.I. Orange 3 stands out for depth and clarity, especially at full saturation.

    Beyond classic dyed goods, paper mills have found C.I. Orange 3’s penetration advantageous for tissue, napkins, and newsprint requiring warm, consistent orange notes. The dye’s solubility streamlines the make-down process; its stability against process contaminants means less downtime for screens and pumps. Each pulp and paper plant faces its own water profile and process chemistry quirks, so we speak directly with operators to tailor advice, optimizing conditions so our product does its job without unnecessary waste.

    Facing Industry Shifts: Regulatory Demands and Environmental Safeguards

    Recent years brought tighter scrutiny on dye effluents and potential aromatic breakdown products. We monitor global regulatory shifts and chemical bans and do not leave compliance to chance. Our process starts with upstream controls—our strategic sourcing philosophy avoids feedstocks facing sunset in key jurisdictions. We audit raw suppliers for full disclosure of origin and trackability.

    Some customers now ask about residual heavy metals, formaldehyde release, and AOX content. Whether for export certification, brand compliance, or local market requirements, we consider these requests crucial. Each shipment can be traced to production records, letting us provide solid data, not boilerplate. Commitment to cleaner effluent does not begin at the wastewater tank; it starts in our formulation, which avoids unnecessary dispersants and auxiliary agents with dubious downstream effects.

    Wastewater treatment costs shape buying decisions as much as purchase price. Since coloration with C.I. Orange 3 lacks the stubborn fixation byproducts of some reactive dyes, downstream cleanup remains manageable. We offer guidance drawn from years working with local compliance teams. Customers find joint troubleshooting between our chemists and their environmental staff prevents losses and improves overall plant friendly position.

    Comparisons: C.I. Orange 3 Versus Other Direct Orange Dyes

    Customers often ask about the difference between C.I. Orange 3 and similar direct dyes. No product suits every application. For customers requiring a less bright, more muted shade, other numbered oranges exist. Some bring better wetfastness, others give a wider shade range, but many suffer from weaker affinity or higher migration, making them harder to control in blended-fiber environments. C.I. Orange 3 balances brilliance with affinity. For full-depth cotton dyeing, our chemistry minimizes backstaining, critical in fast-moving operations.

    We see that dyehouses who switch to C.I. Orange 3 from alternatives notice fewer process challenges. Unlike some direct dyes, this product has shown less excessive bleeding, even with variations in process temperature and salt level. This resiliency empowers line managers to avoid batch re-runs or costly spot-fixes. In our fieldwork, customers report lower retouching for uneven dyeing, which in turn allows tighter production schedules and less dye waste.

    Technical Support Makes a Difference

    Selling a direct dye means staying involved long after the invoice is paid. Our technical sales people do not just email checklists—they visit sites, test water, review process logs, and troubleshoot with supervisors. In the rare cases where issues like tailing, patchy coloration, or frothing arise, we investigate on-site, not from behind a desk. Sometimes even boiler quality or faulty dosing pumps create color defects—knowing where process hazards hide comes only from real field experience.

    If customers explore alternative fiber blends—say, viscose-cotton, or mixed with synthetics—our years of batch trials give us an edge. We understand how dye uptake shifts and why. Direct dyes do not always penetrate each component evenly. We offer advice rooted in batch data: temperature ramps, salt dosing, pre-wetting, and retention times. This hands-on support translates to fewer pitfalls and less trial-and-error in a commercial run.

    Practical Applications in Modern Industry

    C.I. Orange 3 finds loyal adoption in dyeing houses aiming to minimize downtime and increase throughput. Many operators favor it not out of habit, but because of accumulated experience: fewer wash-offs, less drain residue, more predictable shade output.

    Denim and fashion apparel lines employ our dye for accent threads and statement pieces, trusting its clarity in both small- and large-batch runs. Table linen producers target its warmth for hospitality settings. In these segments, color consistency after repeated industrial laundering counts more than shade card claims.

    Printing operations use C.I. Orange 3 for backgrounds or bold images on book covers, wrapping paper, and specialty prints. We work with process engineers who run high-speed presses and rotary systems. Particle size management during production ensures the flow, dispersion, and color strength necessary for long, uninterrupted print runs.

    Ensuring Product Stewardship Across the Supply Chain

    Sourcing, processing, and supply chain integrity matter now more than ever. Recent logistics disruptions and increased scrutiny from global brands forced all dye makers to reassess how quickly they respond to sudden change. Our inventory planning no longer relies on monthly forecasts alone. We maintain deeper stocks of both finished C.I. Orange 3 and its key intermediates, safeguarding continuous supply for contract buyers.

    Customers increasingly demand transparency on production location, labor standards, and documentation. We publish our production protocols for review and allow plant visits by due diligence teams. This direct engagement inspires mutual trust. Where branded audits include social and environmental criteria, we open our records—our reputation rests on traceable, documented practice, not just price competitiveness.

    Future-Proofing C.I. Orange 3

    Color style trends shift, but the appetite for bold, clear oranges remains steady. Regulatory and environmental benchmarks keep rising. Rather than react after rules change, we experiment in-house, testing substitute intermediates and low-impact auxiliary systems. A portion of our lab scale output now goes toward next-generation process optimization: less salt, shorter reaction time, reduced effluent, and minimal energy input.

    We also share results with long-standing production partners. Their feedback, whether from a 10-ton batch or a half-ton pilot run, enables smarter improvements. This two-way exchange grounds our research in what truly works at scale, not just what seems promising at bench.

    Smart analytics, data management, and improved process sensors enable finer control over every reaction and blending step. Our teams train on cross-functional audits to spot weak points before they balloon into costly challenges. Adapting fast means C.I. Orange 3 will remain viable as standards increase and competition intensifies.

    Final Thoughts: The Manufacturer’s Perspective

    C.I. Orange 3 remains a testament to practical knowledge and shared commitment between manufacturer and user. Decades spent in production and field service confirm that success does not reside in marketing claims, but in technical reliability, supply chain integrity, and open-handed partnership. Those relying on direct dyes expect honest feedback and fast response—qualities rooted in how the product is made, not just in what is promised.

    We will continue refining our C.I. Orange 3 process and support, staying ready to help customers achieve the color, performance, and compliance they need in a fast-changing world.