Acid Blue 2BR

    • Product Name: Acid Blue 2BR
    • Alias: C.I. Acid Blue 80
    • Einecs: 220-816-3
    • 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

    766706

    Product Name Acid Blue 2BR
    Other Names Acid Blue 93
    Chemical Class Anthraquinone dye
    Appearance Dark blue powder
    Molecular Formula C22H14N2Na2O9S2
    Molecular Weight 592.47 g/mol
    Solubility Soluble in water
    Color Index Number C.I. 42755
    Application Textile dyeing
    Cas Number 3536-49-0

    As an accredited Acid Blue 2BR factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Acid Blue 2BR is packaged in a 25 kg net weight blue fiber drum with secure sealing, labeled with product and hazard information.
    Shipping Acid Blue 2BR should be shipped in tightly sealed containers, labeled according to international chemical transport regulations. Store and transport in a cool, dry, well-ventilated area, away from incompatible substances. Handle with appropriate personal protective equipment. Comply with local and international shipping guidelines for dyes and chemicals to ensure safe delivery.
    Storage **Storage for Acid Blue 2BR:** Store Acid Blue 2BR in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. Keep the container tightly closed and properly labeled. Avoid contact with incompatible substances such as strong oxidizers or acids. Prevent dust formation and use appropriate personal protective equipment when handling. Store away from food and drink.
    Application of Acid Blue 2BR

    Purity 98%: Acid Blue 2BR with 98% purity is used in textile dyeing processes, where it ensures uniform color penetration and vibrant shade development.

    Molecular Weight 616.49 g/mol: Acid Blue 2BR with a molecular weight of 616.49 g/mol is used in wool fiber coloring, where it provides high dye uptake and long-lasting coloration.

    Solubility in Water 50 g/L: Acid Blue 2BR with water solubility of 50 g/L is used in silk garment printing, where it promotes rapid dissolution and consistent pattern definition.

    Stability Temperature 120°C: Acid Blue 2BR with stability up to 120°C is used in high-temperature dye baths, where it maintains color strength and resists thermal degradation.

    pH Stability Range 2-6: Acid Blue 2BR stable at pH 2-6 is used in acid dye formulations, where it preserves chromatic integrity under acidic conditions.

    Light Fastness Grade 4: Acid Blue 2BR with light fastness grade 4 is used in upholstery fabric dyeing, where it ensures moderate resistance to fading under prolonged light exposure.

    Mesh Size 200: Acid Blue 2BR with 200 mesh particle size is used in ink jet ink production, where it enables smooth ink flow and prevents clogging in printer nozzles.

    Moisture Content 1% Max: Acid Blue 2BR with maximum 1% moisture content is used in paper dye production, where it reduces clumping and provides a uniform finish.

    Ash Content 0.5% Max: Acid Blue 2BR with 0.5% max ash content is used in acrylic fiber dyeing, where it minimizes residue and enhances dye clarity.

    Chloride Content 0.2% Max: Acid Blue 2BR with chloride content no more than 0.2% is used in food packaging ink applications, where it prevents migration and supports regulatory compliance.

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    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Acid Blue 2BR: Coloring Textiles with Consistency and Quality

    In the world of dye manufacturing, consistency and reliability matter more than anything. Over years working in production, I have watched textile customers turn raw white fabrics into deep shades that tell a vivid story on the shelf. Acid Blue 2BR, produced straight from our reactors, plays an important role for countless mills that value both repeatability and rich color strength.

    Model and Appearance

    Many dyers recognize Acid Blue 2BR by its deep blue powder, which flows smoothly in both humid and cool conditions thanks to the drying protocols we developed through trial and error. We never take shortcuts: moisture control begins in our filter presses and ends with careful packing, so every shipment contains material you can dissolve evenly. Early batches years ago could sometimes hold just a little too much water, causing difficulty for operators using automated dosing. That problem doesn’t arise these days. Our team knows every stage, from finely controlled sulfonation to the exact blend of drying and grinding, and it shows in the product’s performance. Our Acid Blue 2BR features a strong tinting power that gives dyers confidence run after run on both synthetic and protein fibers.

    Working with Acid Blue 2BR in the Plant

    We’ve worked closely with textile processors to match the needs of both exhaust and continuous dyeing methods. Acid Blue 2BR, by nature, binds tightly under acidic or mild conditions, performing especially well in dyeing wool and silk. Our in-house lab constantly checks each lot for solubility and absence of undissolved residue. Years ago, mills struggled with batch-to-batch shade drift and scattered specks that ruined final fabric quality. By adjusting our filtration and granulation processes, we’ve reduced these incidents to near zero. Smooth dissolution in dyebaths lets operators skip unnecessary filtration and deliver large lots without reprocessing.

    Advantage on Blends and Synthetics

    While Acid Blue 2BR is typically associated with protein fibers, we have customers using it on polyamide blends to achieve lively turquoise and sapphire tones. Our material’s balance of purity and controlled particle size means fast, nearly complete dye uptake with minimal washing off. We adopted tighter controls on heavy metal and salt impurities, after we found even small variations could affect reproducibility between synthetic blends and natural fibers. That attention to detail rewarded customers who demand precise shade matching across different fabric types.

    Shade and Fastness Properties

    The reason so many commercial laundries and fashion mills stick with Acid Blue 2BR is its clean, bright blue—a shade that stands out even under harsh lighting. In our color lab, we put each batch through both simulated washing and light exposure tests, checking that the fastness properties meet textile demands. One of the earliest feedbacks our facility received came from a wool worker who valued the dye’s resistance to fading on premium suiting. We know some lower-grade blue dyes on the market break down more quickly under repeated ironing or sunlight. Our process adjusts pH and temperature at every critical stage; these details make our Acid Blue 2BR hold up better on finished goods that need to look sharp day after day.

    Experience with Different Operations

    Long before we scaled up our reactors, our team spent long days talking to dyehouse managers about on-floor concerns. A frequent complaint in past years stemmed from inconsistent granulation, which led to variable shade build-up. By installing new grinders and dust control, we now offer a dust-reduced form that pours easily and mixes without clumping. Some larger dyehouses told us that dust from open powders once contaminated equipment and led to extra cleaning costs. Adjusting our process resolved the issue. Now, even fast-paced automated dosing lines benefit from these improvements; workers spend less time dealing with unexpected stoppages and more time focusing on production.

    Differences from Commodity Blue Dyes

    Acid Blue 2BR stands apart from many cheap blue dyes imported at cut-rate prices. The most common shortcut among smaller vendors lies in skipping thorough purification or mixing in off-grade batches to inflate weight. We take raw input controls seriously, which costs more in wastewater treatment and analytical work, but the result speaks for itself. Our dye maintains low salt content and controlled iron traces that almost vanish in shade tests. Customers often mention that other blues require extra dosing, and each added gram bumps up chemical load on effluent systems. By sticking to a purer, more consistent product, we have heard of total chemistry costs actually falling, since less correction or shade rebalancing becomes necessary down the line.

    Application Flexibility

    The production floor is full of surprises. Our textile clients push design boundaries. Different wool lots, blends with polyamide, treatments with softeners and finishing agents—all layer additional challenges on achieving a reproducible color. What sets Acid Blue 2BR apart in these scenarios is its flexibility: the dye shows a reliable hue whether applied to coarse wool slivers, fine-micron tops, or semi-synthetic blends destined for premium scarves. We’ve worked on mill trials where other bright blues showed shade drift on protein blends or substantial fading after steaming. After a half-dozen test runs, Acid Blue 2BR kept the same undertones from pilot to full bulk, reducing customer headaches during color approval.

    Continuous Investment in Quality

    We never stop looking for ways to improve our output. Feedback from users sparked many small tweaks that now define our Acid Blue 2BR. Dyehouse foremen appreciate the easy handling and dust reduction. In quality audits, textile inspectors notice fewer off-type lots and less variability, leading to fewer rejects and dyebacks. We also keep current with safety expectations, ensuring that heavy metal content meets international textile chemical standards. This protects workers and the environment and gives brands peace of mind about product safety.

    Color Consistency

    No color matches across an entire fashion season without tight batch controls. Small deviations in shade throw off alignment with customer targets. Our dyehouse customers say they process seasonal lots for demanding brands where even a hint of color drift forces a return or rework. We sample our Acid Blue 2BR lot by lot. Years ago, we invested in more sophisticated colorimeters and reference shade sets, which allowed tighter monitoring. Now, our average color deviation from standard is minimal across bulk output, reducing rejections. We know firsthand that the small savings from lower-grade supply never make up for the energy, water, and labor involved in correcting poorly matched lots. Our own production team watches for process deviations every few hours, rather than relying entirely on post-pack checks. This commitment explains why downstream users see steady shade from lot to lot, helping them deliver on promises to their customers.

    Supporting Sustainably Minded Mills

    The dye world faces mounting questions about chemical footprints. Many of our clients want less waste, easier effluent treatment, and peace of mind regarding chemical compliance. Acid Blue 2BR lends itself well to these goals thanks to its high solubility and clean exhaustion, which means lower chemical discharge per kilogram of dyed fiber. On our end, we worked closely with effluent treatment experts to fine-tune our own process, targeting minimized by-product generation and improved water recycling. Some clients audit our systems annually, checking material traceability and wastewater metrics. We welcome these audits, recognizing that every extra gram of unwanted discharge costs everyone in the supply chain.

    Direct Support for Production Managers

    As manufacturers, we know technical support makes or breaks a dye’s value. If a formulation drifts or a shade problem crops up, production managers need quick answers. Our technical team stays ready and will help troubleshoot on site if something goes wrong on the dye line, looking at not just our product but also machine conditions, water quality, and process controls. Service doesn’t end with a sale. We view each feedback call as a chance to improve—from refining our drying curves in humid months to adjusting fineness based on plant scale and machinery. Plant engineers who call us with operational issues often see us as partners, not just suppliers.

    Facing Change in Regulation and Customer Demands

    Textile chemical regulations keep evolving, especially for export-oriented manufacturers. We keep close watch on restricted substance lists and adapt our raw material sourcing accordingly. Our experience shows that early investment in cleaner inputs saves future headaches when customer audits or regulatory changes hit. If a regulation shifts to restrict certain amines or metals, our product team pulls historical data from our analytic archives to ensure fast compliance. Several years back, a customer flagged an unexpected test result; we re-examined our supply chain, identified a contaminated batch upstream, and switched suppliers before the issue spread. Transparent processes and open documentation make these rapid pivots possible—something we consider essential in a market that values integrity as much as quality color.

    Listening to Long-term Customers

    Many of the best improvements in our process came straight from feedback loops with experienced dyers. A few years ago, we changed our handling to allow plant operators to shift directly from storage to mixer, reducing lost time and manual transfer. We also worked with labs to tweak granulation, eliminating small blue specks that had occasionally affected shade consistency at the fabric selvage. Every suggestion gets considered: from large-volume multinationals demanding lot-traceable packaging to a mid-scale carpet producer who battled clumping in winter. Our raw material buyers source reactants with both purity and sustainability in mind, reflecting priorities that textile brands increasingly share.

    Acid Blue 2BR and Color-Matching Technology

    Digital color-matching has changed how mills specify and approve batches. Our customers rely on accurate lab dips and expect production runs to hit target shades on the first try. To meet these needs, we provide standardized color data and benchmark every lot. We know from experience that slightly wider tolerance levels, common with budget dyes, shorten shelf life for finished products and invite returns. With Acid Blue 2BR, our calibrated shade sets allow for better integration with automated dispensing systems that dominate advanced dyehouses, keeping throughput high and waste down.

    Helping Customers Meet Environmental and Social Goals

    Brands and retailers increasingly require background on the chemical manufacturing process before finalizing purchase orders for dye lots. We open our facility for customer audits, show our water treatment operations, and provide full traceability on raw materials. By investing in advanced chemical recovery and heat exchange for our steam system, we’ve managed to cut down energy use and waste water output over the years. Reports on these improvements support our customers as they document responsible procurement. In close partnership, we help them answer supply chain transparency questions from both buyers and outside auditors, which is no small thing in a fast-changing retail landscape.

    Global Reach, Local Responsiveness

    Our operation serves both large multi-country textile groups and mid-sized traditional mills. Each comes to us with different expectations for logistics, batch size, and response time. Acid Blue 2BR ships in standard sizes but can be tailored for special dosing systems at scale. Serving distant buyers, we’ve improved our packaging and shipping to withstand long transit without caking or loss of color strength. Locally, our staff handle urgent demand spikes and “rush” shades for brands in peak season. That personal connection—our ability to adjust shipment plans, fine-tune a grind, or accelerate a lab check—means our customers never feel like just another number in a distant catalog. We value each partnership, knowing the textile business runs on relationships built over years, not just the latest order.

    Supporting Product Development

    New designs require new solutions. Designers come to us seeking a blue that shifts between vibrant and subdued, that handles garment washing or resists unusual finishing treatments. We take their challenge seriously. Working on fresh blends, or developing custom shade variants with stronger green or violet undertones, allows us to keep improving our production batch controls. On more than one occasion, we have scaled up a lab-created batch of Acid Blue 2BR to industrial runs, checking color stability across woven and knit structures. Experimentation sometimes means longer lead times, but learning from these experiences sharpens our ability to support next-generation product lines. Technical staff from international brands often visit our site to review pilot production, test for unexpected results, and exchange insights on market needs. These collaborations keep us sharp and ensure we remain closely aligned with evolving industry standards.

    Operational Safety and Staff Training

    A quality product starts with a dedicated team. We train all operators from their first day on every safety aspect, from handling concentrated acids during synthesis to correct packing under automated bagging lines. Incidents are rare, but every staff member knows to monitor for off-odors, color shifts, or equipment alarms. By keeping a close eye and taking pride in work, our crew stops small issues from growing into big ones. Most of our supervisors started on the shop floor, giving them a hands-on feel for the dosing, filtering, and drying that separate good dye from mediocre supply. Retaining skilled workers lets us deliver reliability batch after batch, season after season.

    Forward-Looking Perspective on Acid Blue 2BR

    Years of experience producing and refining Acid Blue 2BR have shown us the value of listening, learning, and constant improvement. The needs of textile processors don’t stand still. Each new generation asks for more: tighter tolerances, better environmental performance, easier handling, greater shade depth, safer chemistry. Instead of aiming for the lowest up-front price, we invest in every aspect of our process, from synthesis and purification to technical support and customer dialogue. Each metric, from shade variance to heavy metal content to dust levels in handling, improves not by accident but by long-term commitment and openness to feedback.

    In every shipment of Acid Blue 2BR, we see a direct connection between chemical performance and textile creativity. The work of the dyehouse, whether in bustling export mills or family-run workshops, remains the same at heart: to create colors that last, meet standards, and enable new design possibilities. As manufacturers, we share that responsibility, matching today’s industrial needs with tomorrow’s sustainability standards. Producing Acid Blue 2BR keeps us grounded in real-world experience, focused on quality at each step, always refining our process to set new benchmarks for consistency and customer trust.

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