Acid Brown CB

    • Product Name: Acid Brown CB
    • Alias: Acid Brown 322
    • Einecs: 270-166-9
    • 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

    604447

    Product Name Acid Brown CB
    Chemical Class Azo dye
    Appearance Brown powder
    Solubility Soluble in water
    Cas Number 68475-95-8
    Molecular Formula C18H14N5NaO6S2
    Molecular Weight 483.45 g/mol
    Application Textile dyeing
    Dye Type Acid dye
    Light Fastness Good
    Stability Stable under normal conditions
    Ph Range 2-5
    Odor Odorless
    Storage Conditions Keep dry and in a tightly closed container

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

    Packing & Storage
    Packing The packaging for Acid Brown CB features a sealed 25 kg fiber drum with an inner plastic liner, labeled with product details and safety warnings.
    Shipping **Acid Brown CB** should be shipped in tightly sealed containers, away from moisture and incompatible substances. It is typically transported as a non-hazardous dye powder under normal shipping regulations. Ensure the container is properly labeled and handle with care to prevent spills, complying with local and international transport regulations.
    Storage **Acid Brown CB** should be stored in a tightly sealed container in a cool, dry, and well-ventilated area away from moisture, heat, and incompatible substances such as strong oxidizers. Ensure containers are clearly labeled and protected from physical damage. Proper storage minimizes degradation and potential hazards. Always refer to the manufacturer's safety data sheet (SDS) for specific recommendations.
    Application of Acid Brown CB

    Purity 98%: Acid Brown CB with purity 98% is used in nylon fiber dyeing, where it ensures uniform and vibrant color penetration. Molecular Weight 620 g/mol: Acid Brown CB with molecular weight 620 g/mol is used in wool textile printing, where it provides consistent shade reproducibility. Stability Temperature 120°C: Acid Brown CB at stability temperature 120°C is used in silk fabric coloration, where it maintains excellent thermal resistance during steam fixation. Particle Size D90 < 10 μm: Acid Brown CB with particle size D90 < 10 μm is used in leather finishing applications, where it delivers smooth and even surface coverage. pH Range 3–5: Acid Brown CB suitable for pH range 3–5 is used in paper dyeing, where it achieves optimal color yield and fastness properties.

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

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    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Acid Brown CB: Reliable Performance in Textile Dyeing

    A Closer Look at Acid Brown CB

    Decades of hands-on production and close work alongside textile partners have shown the value of a consistent dye. Acid Brown CB stands out in our range because its shade remains stable across many batches, even with subtle changes in upstream raw materials or seasonal shifts in process water. Manufacturers in the textile field rely on dyes like Acid Brown CB when they want to avoid time-consuming color corrections or reprocessing. During dyeing, it dissolves quickly, developing full color strength in solution without fuss. Many of our partners look for a brown dye that can withstand sharp temperature changes during material transfer, without disappointing with uneven tone or speckling.

    We manufacture Acid Brown CB, model 310, using tested methods that combine tight control of pH and filtration. The final powder feels fine and flows readily from the moment you open the drum, and you won’t need to force it through sieves or fuss over caking even after long storage. Our in-house engineers tighten particle-size specifications to keep results steady from batch to batch. Anyone working on wool or nylon dyeing can vouch for the difference: they see less waste, they don’t spend time troubleshooting streaks or dullness, and production volumes stay high.

    This brown acid dye often finds its main use in textile dyeing, where deep, warm browns are needed for carpets, upholstery, and some fashion fabrics. Glue manufacturers and paper colorers choose it as well, particularly for applications aiming for organic or earthy tones. In the lab, Acid Brown CB displays solid solubility in water and maintains strong performance under highly acidic conditions — a vital factor for many dye baths. The dyeing process completes in a reasonable time frame, with no drag on throughput during peak production. Repeated tests show fastness levels suitable for high-traffic textiles, keeping colors strong after many washes or sun exposure.

    Comparing Acid Brown CB with Other Acid Browns

    Experience has taught us that not every acid brown functions the same, despite sharing major chemical features. The particular structure of Acid Brown CB brings out a slightly redder undertone compared to more olive or yellowish browns on the market. For production, this means tighter matching to modern color cards and greater compatibility with current fashion demands. With Acid Brown CB, our customers avoid the dusty look or green cast that can pop up using older brown dyes.

    Some acid browns tend to drift in shade during long dyeing processes or if the bath gets too hot. Those working with Acid Brown CB report that the dye keeps its color target far better under these stressful conditions. They also find less risk of backstaining equipment, a practical matter when large vats or jet dyeing machines must switch colors with minimal downtime.

    Most generic brown acid dyes show greater sensitivity to small pH variations. We hear from users running big installations that Acid Brown CB tolerates such shifts without surprising shade loss or off-target hues. That resilience cuts down on waste and keeps daily operations simpler.

    Why Process Consistency Drives Results

    In our manufacturing plant, the team schedules weekly meetings with both QC and production leads to discuss every batch of Acid Brown CB, tweaking recipes as needed. Minor changes in heating curves can subtly shift the end shade or powder flow, so we keep logs dating back years to monitor and correct at the first sign of drift. By keeping the entire production chain — from raw materials supply to milling and blending — inside our own facilities, we avoid the guesswork that creeps in when sourcing intermediates from spot markets.

    Customers have told us about the headaches caused by unreliable brown dyes from less controlled sources. Unexpected batch-to-batch color drift creates a mess for textile printers struggling to meet retailer requirements. We designed Acid Brown CB’s process to cut that risk down to near zero, emphasizing internal traceability and tight color standard checks. The reality is, without this level of control, dye houses face shutdowns or costly rework, especially when selling to overseas partners with exacting standards.

    How Acid Brown CB Handles Different Fibers

    Acid Brown CB fits best on animal fibers such as wool and silk, as well as on nylon, which absorbs acid dyes deeply. Synthetic blends that include polyamide also pick up its color reliably. Our transfers show high uptake with little soaping needed after dyeing, meaning less time spent on rinse cycles and lower water bills. Working with basic acrylics or polyester, though, yields only faint, dull browns — we always advise sticking with the fibers where acid dyes show full effect.

    Over the years, we’ve watched Acid Brown CB prove its stretch across product lines. Rug and carpet plants look for depth in darker shades and steadiness under foot traffic; they report that Acid Brown CB can hold its color intensity under both household cleaning and industrial scrubbing. Silk printers enjoy the clarity of the undertone and minimal bleeding between edges, a tough task for many brown dyes. Hospitals using nylon uniforms note that washes, bleach cycles, and wear don’t break down color as quickly as with many browns we see sampled from global markets.

    Environmental Considerations and Quality Control

    Chemical manufacturing carries the duty to manage environmental impact. In our workshops, waste streams from Acid Brown CB batches run through multi-stage water treatment before release. We constantly monitor effluent for color, solids, and chemical oxygen demand to avoid trace dye reaching rivers or groundwater. Installing high-efficiency scrubbers on dryers cut visible air emissions by more than half, which matches with our growing relationships with green textile manufacturers.

    Written records trace Acid Brown CB batches straight to raw material sources, confirmed by both internal and external audits. We maintain REACH and GOTS documentation for the dye, a nod to clients building products for sensitive applications. After observing recurring issues with off-colors in industry samples, we reinforced our internal sampling checks: each finished batch goes through wet and dry color matching under D65 light and actual dyeing tests on sample yarns.

    Supporting Process and Application Questions

    Questions come up daily from dye houses switching formulas, testing new machines, or tightening wastewater targets. Our technical staff — who handle daily pilot-batch dyeings themselves — often walk partners through setting up lab dips, fixing water chemistry, or matching Acid Brown CB to co-dyed shades with other acid dyes. Many customers seek advice during shade matching for complex blends or when shifting to faster-running production cycles, and we provide hands-on recommendations based on plant experience.

    Sometimes, textile plants require sandwiching Acid Brown CB between other dyes for complex tones, like autumnal tweeds or heathered sportswear. We keep databases of successful recipes and are willing to troubleshoot out-of-the-ordinary fiber types or bath conditions. Real solutions stem from grounded advice, not generic data. Our work with partners covers how to optimize exhaustion, fix for wash fastness, and adjust for water hardness without shifting shade or using extra auxiliary chemicals.

    Stability and Shelf Life

    Acid Brown CB maintains its performance over long-term storage — up to two years under standard warehouse conditions. The powder does not clump badly or lose color strength as quickly as some competing brown acid dyes. The product’s shelf stability underpins efficient inventory management for big textile houses, who face seasonal surges in orders and sometimes need to dust off stored stock for unplanned runs.

    Humidity remains an enemy for every dye factory, and our ongoing tests show Acid Brown CB resists most shifting, provided it’s kept dry and tightly sealed. Our batch control team actively tracks any trends for degradation, and so far discards due to loss of dye strength remain rare in warehouse inventory, saving costs and supporting uninterrupted supply on the customer’s side.

    Solubility, Application, and Safety

    Acid Brown CB dissolves rapidly in warm water, with minimum residue. In textile dyeing, it enters exhausted or jet systems without the need for high-shear agitation, supporting easy scale-up from lab recipes to full plant operations. We design each batch for predictable solubility curves, confirmed by measuring residue and filtering each production run. Factory crews know a truly uniform dye bath means less equipment fouling and trouble-free cleaning.

    We keep up with safety best practices, posting current SDS and process updates through a secure online portal for direct partners. On-site staff train regularly in powder handling, splash control, and emergency eyewash drills. Our risk management team partners with both regulatory consultants and local health authorities to keep standards high.

    Looking Ahead: Ongoing Improvements

    Continued feedback from the dyeing floor shapes our incremental upgrades for Acid Brown CB. Our chemists look for finer tweaks: narrowing batch shade range, reducing overall dust, and increasing compatibility with more advanced dosing equipment. We frequently audit packaging suppliers and drum designs to improve handling and reduce workplace mess without compromising powder integrity.

    Customers challenge us to raise reliability in tough conditions: rising automation, uneven supply quality of traditional auxiliaries, and new sustainability demands all drive us to reinforce core features. This may mean retesting our process water conditioning or trying alternative buffering systems, as some water sources react unpredictably with acid dyes.

    Comparing Real-World Experiences

    Over years of supply, we’ve walked dyeing plants and watched Acid Brown CB run in real production — from hand-dyeing small rugs in family factories to giant auto-dosed lines for international brands. The product builds trust by performing consistently, batch after batch, and by helping line managers hit tight schedules. Occasional process upsets — from a rogue water softener shift to a worn pump on the padding machine — have given us practical insight into how to tweak feed rates or suggest protective steps.

    We often test product sampled from other suppliers, comparing color, flow, and shade strength in house. Acid Brown CB stands out for its ability to recover from pH upsets or minor errors in salt dosing, where competitors’ products leave patchy fiber or washed-out hues. End customers in the fashion and interiors market keep returning for product with this balance of reliability and shade clarity.

    Application Challenges and Solutions

    Many clients voice one common frustration with brown acid dyes: shade drift across large lot numbers. Our lab learned that control over milling and blend uniformity achieves robust long-lot consistency. We invest in repeatable, fine-scale blending steps before powder packing.

    Others report problems with rapid foaming during dyeing or incomplete exhaustion during short-cycle processes. Acid Brown CB’s chemical stability sidesteps most foaming problems that other brown dyes can show under high agitation or with recycled water. For dye houses using reclaimed water, our technical advice includes practical water conditioning tips to maintain color take-up and minimize waste.

    Anyone switching from legacy brown dyes often sees higher brightness and a cleaner tone with Acid Brown CB. Those specializing in shade blending can build a wider palette with less off-shade correction, especially when working on sporty or contemporary tunics where shade purity makes a visible difference. We welcome plant visits from partners looking to adjust feed protocols or who need custom advice for rare fiber blends, as field input ultimately keeps our process strong.

    Final Thoughts on Acid Brown CB’s Role in Dyeing

    In the end, chemical manufacturing comes down to trust. Acid Brown CB brings together solid shade reliability, ease of handling, consistent solubility, and thoughtful process design. Making this product means more than running machines; it means listening to plant operators, evolving batch control, and focusing on customer goals. As processes change and sustainability matters more in global dyeing, we continue building Acid Brown CB’s strengths and transparency as an honest partner to the people working with color, every day.

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