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HS Code |
970363 |
| Product Name | Acid Turquoise Blue A |
| C I Name | Acid Blue 25 |
| C I Number | 62055 |
| Chemical Class | Anthraquinone |
| Appearance | Blue powder |
| Solubility | Soluble in water |
| Molecular Formula | C20H13N2NaO5S |
| Molecular Weight | 416.38 g/mol |
| Ph Value 1 Solution | 5.0–7.0 |
| Main Application | Dyeing wool, silk, and nylon |
| Light Fastness | 4-5 (good) |
| Cas Number | 6408-78-2 |
| Stability | Stable under normal conditions |
| Storage Conditions | Store in a cool, dry place |
As an accredited Acid Turquoise Blue A factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Acid Turquoise Blue A is packaged in a 25 kg woven plastic bag, featuring clear labeling with product name, quantity, and safety symbols. |
| Shipping | Acid Turquoise Blue A is typically shipped in tightly sealed, corrosion-resistant drums or bags to prevent moisture contamination. It should be stored in a cool, dry, and well-ventilated area away from incompatible substances. Proper labeling and adherence to transport regulations for chemicals are essential to ensure safe handling during transit. |
| Storage | **Acid Turquoise Blue A** should be stored in a cool, dry, well-ventilated area away from direct sunlight and incompatible substances such as strong oxidizers and bases. Keep the container tightly closed and properly labeled. Prevent moisture contact and avoid dust generation. Store at room temperature and use appropriate personal protective equipment (PPE) when handling. Follow all relevant safety regulations. |
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Purity 98%: Acid Turquoise Blue A with purity 98% is used in wool fabric dyeing, where it ensures vibrant and uniform coloration. Molecular Weight 600 g/mol: Acid Turquoise Blue A with molecular weight 600 g/mol is used in silk textile finishing, where it provides optimal dye penetration and brilliance. Stability Temperature 120°C: Acid Turquoise Blue A with stability temperature 120°C is used in high-temperature nylon dyeing, where it maintains colorfastness without thermal degradation. Particle Size D50 2 μm: Acid Turquoise Blue A with particle size D50 2 μm is used in ink manufacturing, where it improves dispersion and print definition. pH Stability Range 3-7: Acid Turquoise Blue A with pH stability range 3-7 is used in leather processing, where it allows consistent shade control under acidic conditions. Water Solubility 40 g/L: Acid Turquoise Blue A with water solubility 40 g/L is used in paper staining, where it enables quick and homogeneous absorption. Light Fastness Grade 5: Acid Turquoise Blue A with light fastness grade 5 is used in carpet dyeing, where it delivers long-term color retention under exposure to light. |
Competitive Acid Turquoise Blue A 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 the world of fibers and colors, getting a steady turquoise shade with sharp tone and long-lasting brilliance takes more than theory. Our Acid Turquoise Blue A has been running on our production lines for over two decades, constantly put to the test by textile plants demanding consistency even during challenging dyeing cycles. Unlike generic blue acid dyes, this model shows strong fixation on wool, nylon, and silk. Our operators know the details that matter—uniform grain size and solubility, which help avoid staining inconsistencies and clogging, especially in high-speed jet dyeing machines. We monitor particle size closely. Each lot receives hands-on physical and color inspection before any drum leaves our site.
We offer Acid Turquoise Blue A as powder with typical hues locked between color index Acid Blue 249 and Acid Blue 15. This is a result of controlled raw material sourcing and batch handling—something we do not outsource. Moisture content runs below 3%. We keep heavy metal residues far under limits imposed by European chemicals standards, because we understand the growing scrutiny in export markets and wastewater discharge. Our in-house chromatograph keeps batch variation to a minimum so downstream customers achieve near-identical shades, even at low liquor ratios or high-temperature settings. The dye dissolves in water with minimal agitation and does not form visible sediment, meaning dyers spend less time on filtration or cleaning.
For teams working with wool or nylon, the main concern is color yield and migration during heat cycles. With Acid Turquoise Blue A, the chromophore structure gives deep penetration. This means color doesn’t just sit on the surface. Even on densely woven wool felt, we consistently see high exhaustion and superior washfastness. Technical teams in garment plants have told us batch after batch that our turquoise lasts through dye soaping, finishing, and even repeated laundering under hard water. Many other acid blues show occasional streaking or spotty fixation if liquor circulation is imperfect. With our product, the solubility in mildly acidic baths keeps dye uptake stable no matter the temperature ramp rate. This reliability makes it possible for factories to speed up output and cut rework without sacrificing color depth.
Several years ago, we helped a large European mill troubleshoot color drift in their polyamide carpet yarns. They sampled five turquoise acid dyes. Only our Acid Turquoise Blue A hit target values in both spectrophotometric readings and visual panels across multiple operators. Our factory holds to strict internal lightfastness and colorfastness tests every week, not just during production audits. We refuse to blend our dye with off-standard leftovers from other lines—a tempting shortcut in cost-pressured markets, but one that leads to disaster for high-end brands. By keeping a dedicated process chain, from diazotization to isolation and spray drying, we prevent contamination that can cause unexpected color shifts. This commitment means that customers do not need to overcompensate with excess dosage or auxiliary chemicals, lowering both costs and environmental impact.
The solutions our dye provides appear most clearly where uniformity is essential—sportswear, school uniforms, luxury carpets, and even curtains requiring high color brilliance in sunlight. In scarves and shawls woven from fine wool or mulberry silk, Acid Turquoise Blue A preserves the fabric’s hand feel. Unlike direct dyes, which can leave fiber brittle or faded, our acid blue maintains vibrance and flexibility. Dyers working on delicate silks avoid issues like edge-to-center shading, since our product has controlled migration and leveling properties. On polyamide blends, color depth remains strong even in blends containing up to one-third polyester, where many blue dyes fade when exposed to cleaning agents or UV. The dye’s strong affinity for protein and amide groups delivers a rich turquoise even under variable pH, helping customers buffer against slight process mistakes.
Acid Turquoise Blue A falls well below EU REACH SVHC limits for banned aromatic amines and does not release hazardous byproducts during normal processing. We have updated our purification sequences over the last decade after the market raised concerns about persistent organic pollutants in textile effluent. We have designed rinse procedures that help downstream dyers reach consistently low chemical oxygen demand (COD) discharge values, which meet China’s and Europe’s strict rules. We worked alongside several finishing mills through on-site pilot implementations, showing them how adjusting rinsing sequences with fewer caustic agents keeps most wash-off dye reusable, further shrinking their water bills and improving sustainable certification. Customers who run every shade against GOTS or Bluesign prefer our dye because it rarely triggers unexpected non-compliance flags.
We keep a digital batch history starting from each kilogram of raw material. If a downstream operator surfaces a novel problem—or if government agencies want a trace—we furnish lot recipe data, date of synthesis, and even the source mine for key reagents. Plenty of traders and second-tier suppliers mix surplus lots, masking the true age and provenance. Our approach builds trust, as customers know which month, even which reactor, their Acid Turquoise Blue A comes from. Our team takes pride in giving direct feedback to repeat customers about subtle shifts in global demand or changes in regulatory pressure. We believe that hiding nothing beats any glossy certificate in the long run.
Retailers or large-volume users appreciate the robust shelf stability of Acid Turquoise Blue A. We tested our product under tropical humidity for 60 days, and did not observe caking or solidification. The dye’s low hygroscopicity stems from precise pH buffering—an internal process adjustment after we noticed some customers in southern Asia struggling with continuing flow behavior. Bags remain free-flowing for extended periods, so factory teams spend less time fighting blocked hoppers or having to stop and hammer crusted product loose. Every drum receives an inside liner that our warehouse staff checks by hand, limiting micro-leakage and contamination. None of these steps result in higher dust levels; our controlled granulation makes for easy scooping and minimal airborne particles, keeping operator lungs and surrounding equipment cleaner.
Plenty of alternatives in the acid blue family promise turquoise. Yet daily practice in our lab and in customers’ dyehouses uncovers attention points: some products swell in humid climates and clump, leading to extra dissolving time. Others leach color under frequent washing, or bleed when cross-dyed with yellow or red acid shades. Our Acid Turquoise Blue A resists this cross-staining, sparing users from double-processing and product returns. Many commercial acid dyes come with variable sodium sulfate or sodium chloride loads added as fillers. Bulked-out dye can seem attractive in the books, but experienced dyers know it causes streaky shades and uncertain strength—less dye molecule per scoop means unpredictable recipes. Our batches carry only genuine pigment and stabilizer, so the labeled strength reflects exactly what the production line receives.
From our experience exporting to demanding EU countries to supplying high-volume dyehouses in South Asia, we have seen every trick and shortcut attempted in the name of margin. Any time a customer switched from a third-party blended blue to our authentic model, quality audits showed fewer color rejections and better repeat business from their apparel brands. We track submitted complaint rates at every stage—not just final delivery, but also after three and six months of storage and usage. Where other suppliers quietly walk away from claims, our teams send a dye chemist to stand in the customer’s lab during shade matching trials. This practice roots out hidden problems early, like subtle hard water effects or new competitor chemical additions. Every container that reaches a port has been checked by both our quality and regulatory teams, because border seizure or re-export risk isn’t just a nuisance—it can ruin a season’s sales for factories counting on fast goods rotation.
Expert dyers are clear-eyed about one thing above all: promises mean little if a batch doesn’t meet real-world needs. Over the years, we refined the granulation and filtration processes based on direct plant feedback. A few years back, a major hosiery mill told us finer powder sped up their solution prep, but created dust clouds in older machinery. We invested in new fluid bed granulators to offer both standard and low-dust versions, which we label so buyers know what to expect. Another team running large-batch dye kettles struggled with color runoff; field visits revealed that subtle shifts in water pH made the dye less stable. We adjusted the buffer mix and held a training seminar at the factory to show process tweaks. Only by listening, then acting fast, does a manufacturer stay relevant in a market filled with copycats and low-cost imports.
Customer support matters most during plant upgrades or process changes. When a South American partner shifted to continuous open-width dyeing equipment, our technicians flew in for onsite dyeing trials. By tweaking pH, liquor ratio, and temperature together, they hit target Lab color and saved five percent on energy. This hands-on approach reflects the way we do things—chemists don’t just sign off in an office. If a client’s stainless lines collect residue, or if color migration crops up on a new synthetic blend, our troubleshooting team diagnoses root causes, sometimes adjusting even our own formulation if necessary. We know from experience that product tweaks driven by actual usage trump theoretical improvements. This process keeps us honest about the strengths and possible limits of Acid Turquoise Blue A.
Nearly every plant manager dreads a call about color nonconformance. That anxiety underlines how much trust is put in every drum of dye. Acid Turquoise Blue A helps prevent shade drift, but we also know no single product can cover every permutation of water, auxiliaries, and fiber blend. This fact leads us to work closely with users who face edge-of-envelope challenges, such as low-liquor batch dyeing or high-speed piece-dyeing setups. We helped one Italian customer overcome a recurring problem: new dyestuff from a low-cost source darkened too quickly, leading to batch shading and costly reworks. Switching to our dye, they saw immediate improvement in process resilience, and cut color correction labor by more than thirty percent over the next season. These concrete savings mean more than marketing claims—they prove why consistency and hands-on support matter, especially for high-volume workflow.
Scrutiny of chemical safety grows every year. We regularly update our staff safety protocols and product information based on new research and stricter national laws. Acid Turquoise Blue A contains no detectable carcinogenic amines, and our workers handle it with appropriate personal protective equipment. During plant audits, we sometimes host customers on safety tours so they can see dust control systems and learn how we avoid cross-contamination with azo dye lines. Practicing what we preach, our factory air and wastewater consistently meets local regulatory tests with margin to spare. These practices matter most because they create a culture of care and honesty around everything we produce.
Textile business ebbs and flows with seasons, fashion, and trade politics. In this race, strong manufacturing partners make the difference between supply chain shocks and smooth delivery. Acid Turquoise Blue A has moved beyond being just “product”—it has become a platform for relationship. Our longest-standing customers grow with us, sending feedback, suggesting new applications like specialized recycled nylon, or raising new compliance flags early. We perform sample tests and keep records going back years to spot trends and anticipate needs. This long view helps us support not just day-to-day color, but also strategic planning for specialty textiles or new environment-focused certifications.
Technologies change, but the fundamental challenge in textile coloring remains the same: deliver a color that stirs the senses, stands up to daily use, and pleases regulators and fashion buyers alike. Acid Turquoise Blue A continues to evolve based on these demands. We experiment with new eco-friendly raw materials and energy-saving process tweaks, not just because they tick compliance boxes, but because our customers demand smarter, leaner solutions. When a technical advance works in practice, we share those results across our network. As markets shift toward more sustainable, lower-impact production, our hands-on, ground-level expertise ensures Acid Turquoise Blue A stays trusted and relevant.
Acid Turquoise Blue A is not the result of product line extensions or branding exercises. Real-world experience—line by line, batch by batch—shapes the quality, reliability, and trust it delivers. This product stands as proof that deep color and practical support can coexist with business efficiency and long-term environmental care. For any mill, brand, or dyeing team requiring a true turquoise shade that delivers from lab recipe to mass production, time and again, Acid Turquoise Blue A rises to the challenge.