Acid Orange A-3G

    • Product Name: Acid Orange A-3G
    • Alias: C.I. Acid Orange 7
    • Einecs: 221-135-9
    • 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

    472625

    Product Name Acid Orange A-3G
    Appearance Orange powder or granules
    Chemical Class Azo dye
    Cas Number 6505-28-8
    Molecular Formula C16H11N3Na2O7S2
    Molecular Weight 467.38 g/mol
    Solubility Soluble in water
    Application Textile dyeing (mainly wool, silk, nylon)
    Shade Bright orange
    Light Fastness Moderate
    Ionic Character Anionic
    Ph Range 4-6

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

    Packing & Storage
    Packing Acid Orange A-3G is packaged in a sealed 25 kg fiber drum with inner plastic lining for moisture protection and secure storage.
    Shipping **Shipping Description for Acid Orange A-3G:** Acid Orange A-3G is shipped in tightly sealed containers, stored in a cool, dry, and well-ventilated area. Handle with care to prevent spillage. During transport, avoid direct sunlight, extreme temperatures, and contact with incompatible materials. Follow all relevant safety and regulatory guidelines for hazardous chemicals.
    Storage **Acid Orange A-3G** should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly sealed and clearly labeled. Store away from incompatible materials such as strong oxidizers and bases. Use appropriate personal protective equipment (PPE) when handling. Follow all relevant safety and environmental regulations for storage.
    Application of Acid Orange A-3G

    Purity 97%: Acid Orange A-3G with a purity of 97% is used in textile dyeing, where it delivers consistent color strength and uniformity on cotton fabrics. Molecular Weight 360 g/mol: Acid Orange A-3G with a molecular weight of 360 g/mol is used in leather colorant formulations, where it enhances penetration and shade depth. Solubility 45 g/L at 25°C: Acid Orange A-3G exhibiting solubility of 45 g/L at 25°C is used in wool dye baths, where it ensures rapid dye dissolution and uptake. Stability Temperature up to 120°C: Acid Orange A-3G stable up to 120°C is used in high-temperature silk dyeing, where it maintains color integrity without decomposition. Particle Size <10 µm: Acid Orange A-3G with particle size smaller than 10 µm is used in inkjet printing inks, where it provides smooth dispersion and clog-free printing. Lightfastness Grade 4: Acid Orange A-3G with a lightfastness grade of 4 is used in apparel textiles, where it prolongs color durability under sunlight exposure. pH Stability Range 2-7: Acid Orange A-3G stable in the pH range of 2-7 is used in acid-dye formulations, where it offers reliable color consistency across variable processing conditions.

    Free Quote

    Competitive Acid Orange A-3G prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615365186327

    Email: admin@ascent-chem.com

    Get Free Quote of Ascent Petrochem Holdings Co., Limited

    Flexible payment, competitive price, premium service - Inquire now!

    Certification & Compliance
    More Introduction

    Acid Orange A-3G: Meeting the Demands of Modern Textile Processing

    Introduction to Acid Orange A-3G

    Our years in the chemical manufacturing business have taught us that every stage in textile production brings its own challenges. Over the decades, Acid Orange A-3G has shown remarkable reliability in the field, particularly for dyeing applications that demand consistency and strong color buildup. This product, also known by its trade model A-3G, exemplifies our commitment to delivering chemicals that stand up to real-world industrial needs. The formulation for Acid Orange A-3G has been shaped by ongoing feedback from operators on the factory floors, managers in textile houses, and hands-on experience working directly with machinery and fiber blends.

    We continue to manufacture Acid Orange A-3G because its properties closely answer the demands for vibrant orange hue, persistence of shade on a range of fibers, and clean washdowns. Colour yield is never something we leave to chance. By controlling the synthesis process from the very beginning, and scrutinizing every batch in our on-site labs, we ensure the dye delivers a reproducible, rich shade that doesn’t fade prematurely. Over the years, customers have reported that stability during long dye runs truly sets Acid Orange A-3G apart from run-of-the-mill competitors and imported stock dyes that sometimes offer inconsistent purity.

    The Science Behind Reliable Shade

    Chemists in our facility work under strict quality management systems. This isn’t just about checking boxes; it’s about preventing headaches for mill operators further down the line. Every run of Acid Orange A-3G starts with high-grade raw intermediates, carefully refined and checked for impurities. The final product hits the standards we set for color strength, solubility, and filtration. Our testing teams subject every batch to temperature cycling, exposure to standard textile auxiliaries, and a battery of shade repeatability trials. If a batch doesn’t pass, it doesn’t leave the plant. The result: dye lots where you can production-match sample to bulk without tuning your process for every barrel.

    In fields like cotton and viscose dyeing, Acid Orange A-3G consistently delivers full shade at economic dosages, allowing for uniform coverage while maintaining washing fastness and minimal backstaining. Because we control the particle size throughout production, the dispersion remains fine and even, reducing clogging at the jet, jigger, or in padding applications. Users tell us they waste less time troubleshooting, freeing capacity and labor for other productive work.

    Applications Shaped by Real-World Use

    Manufacturers using Acid Orange A-3G in home textiles, casual wear, and industrial threads often face tough cycles: shifting fiber bases, supply interruptions, changes in wastewater management rules. Our product formulation supports a broad pH range, so textile processors can adapt to new recipes or water chemistries without running into dye precipitation or migration issues.

    Direct application to cellulosic fibers remains the stronghold of Acid Orange A-3G. Rotary screen printers report clean outlines in fine motifs, which means the color doesn’t bleed or blur even when running high-speed print lines. For exhaust dyeing, our customers find this dye levels up quickly and doesn’t require harsh auxiliaries to show shade development, making it easier on both operators and the final textile quality. The robust penetration achieved with this dye ensures less patchiness, reducing rework rates and boosting overall throughput.

    We’ve watched mills shift their production styles over the years—from small dye lots for fast fashion to massive orders for export. Acid Orange A-3G scales well in this environment, giving reliable runs whether the batch size is ten kilograms or several tons. In enzyme-washed, pre-treated, or resin-finished textiles, the dye holds up through actual working processes, not just lab testing.

    Performance That Goes Beyond the Lab

    One of the fundamental points that sets Acid Orange A-3G apart can be traced to its wet fastness values. Realistically, many dyes on the market score decently in controlled conditions but fall short in the actual laundry cycle, especially in hard water or when exposed to mixed-fiber loads. With our product, field data supports what we see in development: high resistance to shade dulling over time and limited migration into adjacent fibers. This becomes even more important for customers who need high-end finishing or are trying to cut back on resource-intensive rewashes.

    Printers and dyers also highlight that Acid Orange A-3G doesn’t complicate clean-up cycles. There’s less fouling inside feeders and pipelines, and filter elements show lower residues than with some common generic acid dyes. Technicians appreciate this, as it reduces line downtime and cuts overall plant maintenance costs. The dye’s low insoluble matter has been engineered through better filtration and precise crystallization in our reactors, practices that haven’t changed even as we increased production capacity.

    Why Our Manufacturing Experience Matters

    Years of running reactors and responding to day-to-day plant concerns have taught us to look beyond what’s printed on typical product leaflets. Dye batches don’t just need to pass high-flying spectrophotometer readings in a laboratory—they must perform the same way across months and thousands of meters of finished textiles. Our production crew stays hands-on through the process, watching for physical changes in the output, verifying pH curves, and maintaining color checks down to the gram. Inconsistencies get caught and fixed early so nothing heads out the door until it lives up to our long-standing standards.

    Feedback from the floor has led to real changes in how we manufacture Acid Orange A-3G. Over time, we adjusted our purification routes to lower the percentage of problematic by-products and iron content, which can cause speckling or shade fouling in the finished material. We also keep a running log of every lot’s performance at customer sites, revisiting any issues and, when needed, tweaking the synthesis itself. This isn’t a set-and-forget product; it’s evolved in response to both regulatory and production reality.

    How Acid Orange A-3G Stands Apart from Similar Orange Dyes

    Operators and product engineers alike have pointed out meaningful differences between Acid Orange A-3G and other orange dye options on the market. Many orange dyes, particularly those sourced through regional blenders or repackagers, show higher variance in tone from lot to lot, sometimes drifting toward a dull red or brown under certain processing temperatures. By contrast, the spectroscopic fingerprint of Acid Orange A-3G stays within our made-in-house tolerances, preserving the intended bright orange that customers request for sportswear, linings, or decorative textiles.

    Competing products often rely on generic intermediates, which carry a higher risk of batch-to-batch contamination. Some of these foreign-sourced dyes also underperform during atmospheric dyeing, producing weak build-up at the same dosing level. Extended heating sometimes brings out greenish off-tones or even uneven color bands in flat fabrics. These faults generate complaints and increase wastage for dyers who must rerun fabric or rebalance recipes. The production controls and high-purity starting materials behind Acid Orange A-3G help prevent these headaches, and this is regularly emphasized by repeat customers running both traditional winch dyeing and the latest continuous dyeing machines.

    Diversity in textile demand means that water effluent characteristics face more scrutiny than ever. Some orange acid dyes shed problematic hydrolyzed components, creating extra burdens in wastewater treatment. Acid Orange A-3G remains stable through dyeing and rinsing, so effluent carries a lower contaminant load, helping dye houses lower their ongoing regulatory risk. This advantage comes from constant review of our upstream synthesis process, rejecting cheaper alternatives that threaten long-term ecology and compliance.

    Specifications Rooted in Manufacturing Practice

    We use practical, application-focused specifications rather than relying solely on theoretical minimums. Every consignment is manufactured and checked on true industrial textile machines, not just bench-scale models. We monitor:

    These target ranges have been earned through real-world troubleshooting—not just deskwork. We keep records on run efficiency, filter bag lifespans, and even dyebath recovery rates. Small refinements in the manufacturing process pay off by simplifying the job for downstream operators.

    Usage Insights From the Factory Floor

    Old-fashioned sales sheets rarely mention the small issues that can bog down a process line, but they matter. In practice, Acid Orange A-3G shows low tendency for foam buildup, leading to steadier pump action and smoother levelness across large fabric batches. During high-liquor ratio exhaust dyeing, mills report less drag on dosing and improved shade buildup without a spike in salt usage, so processors cut both chemical and water costs.

    Our application experts, some with twenty-plus years of plant-side experience, have supported trials in everything from staple yarn dyeing to continuous piece goods output. They ensure optimal result through on-site consultation, helping fine-tune dosages to both the local water supply and changes in auxiliary chemicals. The feedback loop resulting from these collaborations feeds directly into ongoing manufacturing improvements, meaning every new lot of Acid Orange A-3G is shaped by what real customers are doing, not just lab technicians.

    Carded cotton, ring-spun blends, polyviscose—all have been successfully processed with this dye, and customers regularly update us on their run yields. Since it’s developed in our own facilities, we’re able to guarantee shade reproduction across orders, even as demand spikes and production shifts. This responsiveness means supply chains don’t stall waiting for a single, slow-moving ingredient.

    Solving Production Pains

    Textile mills aiming to keep output lines flexible need chemicals that flow with them, not chemicals that force days of recalibration. Acid Orange A-3G answers that need, performing reliably as upstream fiber and recipe choices evolve. Short runs, long campaigns, reactive or acid blends—this dye avoids surprises, letting plant managers focus on productivity, not troubleshooting mysterious off-shades.

    We’ve invested in application research that examines not just the color response but also waste minimization. Dye houses aiming for zero discharge or lower chemical footprints benefit from a product that doesn’t require heavy washes to clear residual color. In our plant, we recover and recycle rinse waters from Acid Orange A-3G production, a practice later adopted by some of our largest clients to good effect.

    Processors facing tough environmental audits find reassurance knowing that Acid Orange A-3G leaves minimal trace contamination in effluent. The dye’s breakdown characteristics are well mapped thanks to years of regulatory testing experience in our own labs. We openly share these results with long-term partners so they can demonstrate compliance during annual inspections.

    Experience in Practice: Listening to the Industry

    Our ongoing relationship with end-users—technicians, process engineers, and production supervisors worldwide—drives constant refinement. Many of our early adopters still use Acid Orange A-3G, citing not just cost savings, but a reduction in daily operational frustrations. Over time, the ability to rely on one orange dye across multiple lines frees technical staff for higher-value problem-solving rather than day-to-day fire fighting.

    Distributors and traders rarely witness the production realities of textile plants or feel the heat of the dye bath room. As manufacturers, we have an on-the-ground view. Each formulation change, each adjustment in granule size or purity, comes after long sessions matching shade cards to real-life fiber loads. The stories we hear during technical calls and aftersite audits matter far more than any spreadsheet forecast.

    Moving Forward: Why Acid Orange A-3G Remains Essential

    The textile industry will always face changing regulations, evolving fiber blends, and demand shifts. Through direct manufacturing, we’re able to help mills and printers navigate those changes without being held back by unsupportive or inconsistent raw materials. By ensuring every lot of Acid Orange A-3G is manufactured and tested with plant realties in mind, we keep supply chains running smoothly, cutting operational interruptions and ensuring final products meet both aesthetic and technical requirements.

    Looking ahead, our focus remains steady: produce consistent, reliable acid dyes that take into account feedback from every step of the textile value chain. Clients aren’t just numbers on an order sheet. Their concerns drive our technical teams to innovate, and our history with Acid Orange A-3G is full of these constant improvements—always rooted in the realities of manufacturing, not theoretical performance.

    Conclusion

    Decades of direct production experience have underscored the reasons why Acid Orange A-3G has become a permanent fixture in both traditional and modern textile mills. With high purity, reliable performance, and adaptability in both legacy and new dyeing systems, it provides measurable benefits that begin at our factory and extend right to the final bolt of fabric, on schedule and up to color expectations. Trust in the product comes from knowing the people and values behind every batch, and Acid Orange A-3G continues to prove itself on the merits that count most—actual results in the toughest processing conditions.

    Top