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HS Code |
488399 |
| Product Name | Acid Rhodamine Red B |
| Cas Number | 6410-09-9 |
| Chemical Formula | C28H31ClN2O3 |
| Molecular Weight | 479.01 g/mol |
| Appearance | Reddish powder |
| Solubility | Soluble in water |
| Dye Class | Acid dye |
| Maximum Absorption Wavelength | 554 nm |
| Purity | Typically ≥85% |
| Usage | Textile dyeing and biological staining |
| Storage Conditions | Store in a cool, dry place |
As an accredited Acid Rhodamine Red B factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Acid Rhodamine Red B is packaged in a sealed 100g amber glass bottle with safety labeling, chemical information, and hazard symbols. |
| Shipping | **Acid Rhodamine Red B** is shipped in sealed, chemical-resistant containers to prevent spills and maintain stability. Packaging complies with international regulations for hazardous materials, ensuring protection against moisture and light. Proper labeling, including hazard and handling instructions, is included to guarantee safe transport and delivery to laboratories or industrial facilities. |
| Storage | Acid Rhodamine Red B should be stored in a tightly closed container, in a cool, dry, and well-ventilated place away from direct sunlight. Keep it away from incompatible substances such as strong oxidizing agents. Avoid moisture and sources of ignition. Ensure proper labeling and access for authorized personnel only. Follow relevant safety and environmental regulations for chemical storage. |
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Purity 98%: Acid Rhodamine Red B with purity 98% is used in histological staining, where it ensures high color consistency and minimal background interference. Molecular weight 479.02 g/mol: Acid Rhodamine Red B with molecular weight 479.02 g/mol is used in fluorescence microscopy, where it offers precise molecular labeling and strong signal intensity. Stability temperature 120°C: Acid Rhodamine Red B with stability temperature 120°C is used in textile dyeing, where it provides superior thermal stability and maintains chromatic integrity during processing. Solubility in water 50 g/L: Acid Rhodamine Red B with solubility in water 50 g/L is used in aqueous ink formulations, where it enables rapid and uniform dispersion for vibrant printing results. Particle size <5 μm: Acid Rhodamine Red B with particle size less than 5 μm is used in fine art pigments, where it delivers smooth texture and enhanced color uniformity. Melting point 230°C: Acid Rhodamine Red B with melting point 230°C is used in plastics coloration, where it ensures durability and resistance to heat-induced color fading. Absorption wavelength 554 nm: Acid Rhodamine Red B with absorption wavelength 554 nm is used in fluorescence assay kits, where it provides high sensitivity and specificity for detection applications. Lightfastness Grade 5: Acid Rhodamine Red B with lightfastness grade 5 is used in outdoor signage, where it maintains color fidelity under prolonged UV exposure. |
Competitive Acid Rhodamine Red B 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.
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Tel: +8615365186327
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In a working production line, every pigment decision shapes the final product’s look, performance, and reliability. Acid Rhodamine Red B hasn’t earned its longstanding place in the dye catalog by accident. Our team has mixed, filtered, and packed this dye week after week for decades, working closely with customers who operate textile, leather, and paper lines that can’t afford dull results. We rely on Acid Rhodamine Red B ourselves, checking each batch under real manufacturing conditions with the kind of scrutiny that comes from years of meeting tight deadlines and tough color standards.
Acid Rhodamine Red B comes under several purity and granularity grades, but we focus on our trusted model with a chemical index number CI 45170. The powder offers a deep, bluish-red shade – lively without looking artificial under most light sources. A tight particle size distribution helps users avoid settling problems, and a moisture content below 2% keeps storage and handling simple. Purity regularly measures above 98%, giving consistent depth and reliability on the line. Some producers settle for blends that hide impurities behind fillers or dispersants. Our approach avoids those shortcuts, sticking to a formulation that’s passed everything from drop tests to high-temperature batch runs, always reviewed by our technical team right inside the plant.
If a red dye clumps, takes forever to dissolve, or leaves sticky residues, production stalls. Operators pay attention to these practical details, not just what’s written in a brochure. With our Acid Rhodamine Red B, water solubility matches the needs of high-throughput dyehouses and even delicate lab-scale runs. Controlled particle milling and close screening limit dust, saving workers from unnecessary inhalation risk and workplace mess. Our QA writes every test result on the batch record — transparency that lets users plan, scale, and blend without guesswork.
We have spent years in conversation with fabric finishers who want every swatch of silk, nylon, and wool to light up with even, predictable red hues. Acid Rhodamine Red B takes well to these animal fibers, bringing out rich color depth even at low dye concentrations. Substantivity on nylon and wool means the pigment holds where it’s needed, reducing migration and bleeding during steaming or washing. Our own partners have pushed Acid Rhodamine Red B through fast-moving jets and continuous dyeing setups, reporting sharp shades and level results without reprocessing headaches.
Paper and printing houses use Acid Rhodamine Red B for bold, uniform results in specialty coatings, flexographic and gravure inks, and even water-based paints. A history of trial runs over the years showed that the pigment resists fading under office lights and moderate sunlight better than many direct dyes. Fine particle distribution prevents clogging in screens or print heads. Colorists have a habit of testing side-by-side with competitive reds, sending us feedback that helps drive every formulation tweak. The color’s balance—vivid yet professional without oversaturation—often leads users to come back to Rhodamine Red B even after experimenting with newer alternatives.
Many tanneries depend on stable, thorough coloration. Acid Rhodamine Red B penetrates well into leather grain, reaching the right balance between coverage and flexibility. We’ve seen our dye used from small gloves and wallets up to heavy automotive panels. It’s also featured in advanced processes: in plastics as an internal colorant, and in photometric analytical labs as a reference dye. Each of these settings values one thing—predictability. With fine control over strength and shade, users can avoid overuse, waste, and expensive corrections mid-batch.
The market is crowded with red dyes based on multiple chemistries: Azo colors promise intensity, but many fade quickly or leach onto adjacent fibers. Other xanthene-based dyes show off eye-popping brilliance, but some lack the water solubility customers need for high-volume systems. In our own lab’s side-by-side lightfastness trials, Acid Rhodamine Red B outperformed most basic dyes for resistance to both washing and daylight. While it’s not the go-to for direct sunlight outdoor applications, its complexity and strength keep it at the top of many formulators’ lists for indoor and textile goods.
Competition often focuses on price wars or trendy “new” alternatives that trade reliability for novelty. Acid Rhodamine Red B’s chemical backbone has little in common with those bargain reds packed with extenders or brighteners. We invest in purification and post-processing—resulting in fewer off-shade batches and less material wasted in washing out unreacted residues.
Talk about dye in the modern world—and safety, regulations, and sustainability come up fast. We treat these as living issues, not checkboxes on a form. Every batch of Acid Rhodamine Red B moves through a system designed to minimize dust and reduce unnecessary exposure for workers. The plant runs air handling and dust capture equipment that’s updated routinely. Operators work with pre-weighed, sealed forms of the dye wherever possible, reducing spills or accidental inhalation.
All wastewater from our process is pre-treated and regularly monitored for compliance long before it leaves the site. We evaluate each raw ingredient supplier, asking where their chemicals originate and checking all paperwork for compliance to the latest protocols. Safety data sheets reflect real-use information, not optimistic theoreticals—we won’t hide potential risks behind vague descriptors. Any changes in the regulatory landscape lead to new tests and, sometimes, reformulation; we see this as a necessary cost of doing things right, not an inconvenience.
While Acid Rhodamine Red B does not contain the most controversial heavy metals or restricted aromatic compounds, we still encourage users to manage waste streams with care to protect local water bodies. The dye can persist in aquatic environments, and wastewater practices matter. Our technical support team shares best-practice tips for effluent control, and we take customer feedback seriously, pushing for lower-impact alternatives as options improve.
Some lessons stay with a production team: a batch ruined by inconsistent shade, a machine fouled by undissolved dye, or a customer return caused by color drift on the store shelf. These mistakes cost time and money. Acid Rhodamine Red B earned its reliability badge not from marketing, but from years of day-to-day use. Widely recognized as a “benchmark red” in many industries, our product has supported thousands of production runs without drama. We keep records back for a decade, tracking every report and complaint so even subtle trends don’t slip by. If an issue arises, an engineer sees it firsthand before any solutions are rolled out.
Quality also means predictability from lot to lot. Consistent acidity, fine-tuned pH adjustment, and monitoring for metallic content all reduce the risk of drops in performance. Packing is handled in-house, not outsourced, with full traceability so plant managers can pinpoint any deviation. We constantly invest in better test equipment, including advanced colorimetry and real-time process monitoring—steps that pay off when a customer needs to meet tight color tolerances for global brands or certified products.
It’s easy to get swept along by the next big chemical trend. We steer innovation with a practical focus, investigating new substitutes, delivery systems, and tweaks to the dye structure itself—always guided by customer needs and regulatory realities. Every time a customer runs a new substrate or upgrades a machine, we take feedback and, if needed, return with adjusted granulation, tighter purity specs, or new packaging forms.
Through collaborative pilot projects with textile mills and specialty manufacturers, Acid Rhodamine Red B continues to evolve. We recently developed a dust-free microgranule for automated dosing dispensers, reducing labor and dust spread without sacrificing solubility. These changes don’t reach the catalog overnight—they spend months in field testing under active production use, with the understanding that no improvement counts unless it simplifies the end user’s life.
Communicating about pigments involves more than sample packs and technical charts. People working with dyes need honest, practical advice. We run on-site or remote training for teams new to Acid Rhodamine Red B, ensuring best results from batch one. Direct, two-way channels let us hear about process tweaks and new challenges, like unexpected residues, color targets, or machine wash cycles changing. Every small improvement or complaint moves through a feedback system that closes the loop between shop floor and laboratory.
Requests for certificates, testing services, or color matching guidance are handled by people who understand the ins and outs of industrial chemistry—not just sales talk. Our specialists break down regulations, help interpret batch sheets, or guide corrective steps if a color shift pops up. This hands-on approach builds real trust, not just compliance documents. It also keeps us honest about the product’s real-world boundaries. If Acid Rhodamine Red B won’t fit a customer’s process—or if another dye is more suitable—we speak up early to save everyone wasted effort.
Sustainability comes from inside the plant and out. Process improvements, such as closed-cycle water reuse and heat recovery in spray drying, cut both costs and impact. Sourcing trusted raw materials from reliable partners ensures traceable backgrounds free from banned contaminants. We work to keep packaging recyclable and minimize non-recyclable content. Transportation is planned to minimize overland mileage, and we favor bulk or consolidated shipments.
Plant certifications—ISO 14001, along with third-party audits—hold us to account. We find that these aren’t just regulatory hurdles; they force us to rethink waste, emissions, and energy use line by line. Any sustainability claim we make about Acid Rhodamine Red B can be matched to internal documentation and, where relevant, third-party testing.
The world of manufacturing doesn’t stand still. Changes in consumer demand, increasing precision in end-use requirements, and evolving environmental regulations all push us to review and refine Acid Rhodamine Red B constantly. We trial new process control systems that flag issues early, and we keep our people trained on safe handling, advanced quality control, and cleanup methods. Any update in a technical standard or regulatory sheet sets off a review, with action logs and direct changes to the line process as needed.
We’ve seen the dye world shift underfoot—colorants banned, new fiber technologies demanding total reformulation, or customer tastes swinging practically overnight. Instead of waiting to react, we follow the field by keeping in constant contact with end-users. Plant engineers and production managers share hard data and practical concerns, not just marketing trends. That’s why Acid Rhodamine Red B has kept pace while flashier competitors have come and gone. The core product delivers what the industries ask for: stable, vivid, and finely controlled red every time.
No pigment’s value comes solely from a spec sheet or a catalog entry. Users make their judgments by what actually works in a day-on, day-off grind. Acid Rhodamine Red B has earned its place in dozens of continuous and batch processes through steady performance, reliable support, and the honest knowledge that comes from being present on the ground.
From lab bench trials to multi-ton orders, our commitment has always run deeper than making the sale: we build pigments like Acid Rhodamine Red B to meet real needs, keep processes on track, and ensure finished goods reach their brightest, most consistent red year after year.