|
HS Code |
385294 |
| Chemical Name | Acid Black ATT |
| Colour Index | CI 22890 |
| Physical Form | Powder |
| Appearance | Black |
| Solubility | Soluble in water |
| Dye Class | Acid dye |
| Main Application | Textile dyeing |
| Ph Range | 2-4 |
| Molecular Formula | C22H14N6Na2O9S2 |
| Light Fastness | Moderate |
| Storage Conditions | Keep in a cool, dry place |
| Cas Number | 1064-48-8 |
As an accredited Acid Black ATT factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Acid Black ATT is packaged in a 25 kg blue polyethylene drum with a secure lid, featuring hazard labels and product details. |
| Shipping | Acid Black ATT is typically shipped in tightly sealed, labeled fiber drums or bags lined with plastic to prevent moisture absorption and contamination. It should be stored and transported in a cool, dry, well-ventilated area away from strong oxidizers or acids. Handle according to safe chemical transportation regulations. |
| Storage | **Acid Black ATT** should be stored in a tightly sealed container in a cool, dry, and well-ventilated area. Keep it away from direct sunlight, heat sources, and incompatible substances such as strong oxidizing agents. Prevent moisture contact and avoid inhalation of dust. Ensure proper labeling and use secondary containment to prevent spills for safe long-term storage. |
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Purity 98%: Acid Black ATT with purity 98% is used in wool dyeing processes, where it ensures deep shade and uniform color penetration. Molecular weight 650 g/mol: Acid Black ATT with a molecular weight of 650 g/mol is used in silk fabric dyeing, where it provides excellent washfastness and lightfastness. pH stability 2-5: Acid Black ATT with pH stability 2-5 is used in leather finishing, where it maintains consistent coloration under acidic tanning conditions. Solubility 40 g/L at 60°C: Acid Black ATT with solubility 40 g/L at 60°C is used in paper staining applications, where it enables rapid and homogeneous dye uptake. Particle size <5 μm: Acid Black ATT with particle size below 5 μm is used in ink formulation, where it delivers improved dispersion and print sharpness. Stability temperature up to 120°C: Acid Black ATT with stability temperature up to 120°C is used in nylon fiber dyeing, where it ensures resistance to heat-induced fading during processing. Melting point 220°C: Acid Black ATT with a melting point of 220°C is used in acrylic textile dyeing, where it prevents dye sublimation and preserves fabric integrity. |
Competitive Acid Black ATT 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
Email: admin@ascent-chem.com
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Every batch of Acid Black ATT coming off our production line reflects years at the dye kettle, hands stained by trial and error, and attention to the details that keep textile operations humming. In the textile industry, color consistency, shade depth, and fastness form the backbone of daily challenges. Acid Black ATT answers these challenges because we’ve had to solve them ourselves.
Our Acid Black ATT, also known in trade as Acid Black 194, offers a dark, neutral jet black. Its appearance in powder form sets expectations right away: the deep, velvety black that dissolves cleanly in water. Over the years we’ve worked alongside dyers who aren’t interested in academic promises—they want a product that gets black on the first go and stays steadfast after rinse, wash, and wear. Our engineers fine-tune grain size and purity at the mill, ensuring minimum dust and optimal solubility, because nothing stalls a dyehouse faster than a clumped or slow-dissolving powder.
In production, Acid Black ATT has a track record that stays stable across all wool, nylon, and silk fibers, as well as blends moving down the line. The point isn’t only the color strength but how the dye behaves—how it migrates, bonds, and survives real-world conditions. We run soft-flow and exhaust dyeing tests from the same tanks our customers use, not just in laboratory glassware. So, when a customer’s support team asks about liquor ratios, temperature profiles, and after-treatments, we provide advice rooted in experience, not copied from text.
Acid Black ATT’s high affinity for protein and polyamide, with low staining of adjacent whites, makes it the go-to for black shades in performance apparel and high-end wool suiting. The finished goods don’t just come out black; the shade hits the target on lab dips run under daylight, tungsten, and store lighting, reducing unpredictable color shifts down the retail chain. Fastness to washing, perspiration, and light put it in a bracket above commodity-grade offerings—tangible value over time, not just a lower price off the shelf.
Fading is not just a technical flaw—it means returns, complaints, and the headache of brand damage. That’s why we invest in refining fastness properties every production run. If Acid Black ATT didn’t hold up to ISO standards for washing and light, repeated tests would stop the drum in QA—no batch gets packed without passing on real wool and nylon swatches. This constant watchfulness makes sure productions avoid the specter of uneven fading and pH-dependent color shifts that plague lower quality blacks.
Our technical staff monitor every step. They measure absorption at fixed pH, run wash-off levels, and optimize buffer chemistries so Acid Black ATT lands on the fiber, not in the drain. Black jeans, sportswear, and uniforms dyed with our black keep their shade despite heavy industrial laundering or years of sun-exposed wear.
The production shop floor is no place for messy, flyaway powders. We aim for a free-flowing, dust-limited product, easier to weigh and keep accurate for each pan. Inconsistent grain sizes introduce headaches for the automatic dosing machines and open the door to spotty dyeing—something we address with vigilant control over our milling equipment. Acid Black ATT’s consistent particle size also helps dissolve rapidly, leaving fewer undissolved grains to cause shade streaks.
Pure input chemicals drive consistency as well. From our procurement all the way to finished packaging, impurity levels get tracked. Any rise in trace metals or organic contaminants can trigger odd undertones or unpredictable color yields. By keeping these under tight reign, we provide transparency and reliability. Mill dyers who get every bit from the bag, without fearing contamination or re-dos, find less wastage at every stage.
A small color difference might look trivial in a single test tube but shows up harshly in side-by-side garment panels or roll-to-roll processing. Our continuous improvement cycles rely on the feedback loop with our customers—pattern recognition born from repeating the same tasks, listening to real-world complaints, and iterating. Each consignment batch gets logged and tested, with digital shade cards and reflectance spectra archived for recall comparison. We don’t just rely on certifications; we build the track record batch by batch.
Environmental responsibility drives our production choices, not because of facing audits but because cleaner, more efficient processes produce a superior dye and less chemical waste. Instead of shortcuts, we invest in high-efficiency scrubbing and recovery systems for mother liquor, targeting lower salt loads and water use each year. Our move to cleaner intermediates means downstream users experience less effluent discoloration, easier biological treatment, and lower overall chromium and AOX residue. This isn’t abstract sustainability—it’s hands-on, daily practice.
Acid Black ATT brings out pitch-black shades on wool and nylon, where most conventional black colorants break down or yield offcast hues. We see it used across industries: luxury wool suiting requires depth and hand feel, athletic gear needs resistance to body acids, socks and hosiery demand a wash-fast black that won’t migrate to skin or adjacent colors.
In traditional wool dyeing, open vats with manual pH control see the same dye perform as well as in automated jet dyeing systems found in volume-driven mills. Our team has helped clients replace less stable, gap-filling blacks with a single, robust black that removes the need for multi-dye blends and adjustment rounds per run.
Acrylic fiber processors trust our product for acid-activated dye systems. We routinely work with specialty finishers to integrate our dye with softeners or hydrophobic agents, minimizing cross-contamination and aftertreatment failures. Rug and carpet manufacturers highlight how Acid Black ATT manages to bite deep into cut-pile and loop fibers without bleeding, allowing tighter patterns and longer lasting quality.
On any shop floor, the pain points repeat: dyes that precipitate, show color floats, or require complex after-clearing sequences slow production, spike costs, and frustrate workers and managers. Through real partnership, we support our customers with hands-on troubleshooting. Mixing Acid Black ATT often lets operations replace two or three minor shades, widening the reserve and reducing labor hours.
Our technical representatives don’t just ship samples and leave the rest to fate. Onsite support and remote troubleshooting guide customers through liquor ratios, precise pH windows, and timing to avoid off-tone results or shade drift. This isn’t theoretical service—it’s a process honed by walking the factory lines and returning to labs with real failed samples.
Every customer has faced inconsistent deliveries from low-grade dye sources: bag weights off, content too humid, dust all over bags and mixers, or unstable batches blending unpredictably with auxiliaries. We set out to do it differently, starting with responsible packaging, using moisture-resistant liners, and controlled filling environments. Each bag of Acid Black ATT arrives ready to use, not requiring extra prep or handling safety risks.
It’s easy to promise “superior quality,” so we let experience speak. In side-by-side trials with commodity black dyes, our Acid Black ATT resists bronzing and red/green undertones, especially at high depths and in lower pH baths, which commonly trouble other acid blacks. With less tendency to clog mill piping or leave residues on steel, our dye means less downtime and easier line cleaning.
Cheaper alternatives—often blends or “mixed acid blacks”—deliver inconsistent results batch to batch, forcing more frequent shade controls and risking expensive reworks. Lower purity also means higher salt and unwanted by-products, which linger in both dyebath and finished textiles, sometimes showing up on regulatory tests. Our clients repeatedly tell us they see tighter batch reproducibility and lower after-treating expense after switching from lesser options.
Blueshift or dye migration in storage or heat setting remains a headache for producers using older or generic acid blacks; Acid Black ATT’s chemical backbone and our strict quality controls limit both. Reliability means knowing the black you apply on Tuesday will look the same as Monday’s and next month’s, making inventory easier to manage and helping designers stand behind product releases.
The chemical industry rewards companies willing to take the long view: less fugitive dust, improved handling safety, zero complaints from operators about eye or throat irritation. We’ve adjusted formulation to reduce unwanted side products, preventing not only batch variability but also occupational exposure risks.
Our plant operations continually seek ways to lower emissions and waste. Vapor and dust collection keep air safe inside and out. Finished Acid Black ATT leaves our factory wrapped for minimal spill risk. If a drum ends up open on a loading dock, powder stays contained—our crew learned the value of good packaging after earlier years spent cleaning up avoidable messes.
Being a direct manufacturer, we don’t just rely on test certificates from suppliers—we generate our own, run with our own staff on reference machines. Our coloristic and purity spectra for every Acid Black ATT batch measure up to both local and global standards. We keep QA archives for years after shipment, so clothing or carpet makers facing end-user complaints find real traceability without the bureaucracy.
Environmental and safety certifications reflect everyday practice in our facility. Our wastewater goes through biological, chemical, and physical treatments, not just by rule but because dye houses and their neighbors deserve better. The supply chain risks with third party blenders—missing approvals, false declarations, inconsistent results—don’t enter our process because we control the inputs and outputs directly.
Long-term textile and fiber customers shape how we think and act as dye makers. Years spent troubleshooting stubborn color faults, handling late-night calls about a stopped batch, and riding out rollercoaster price swings have influenced our priorities more than any market study.
In one case, a woolen mill struggled with a recurring batch-to-batch greenish cast—not visible at first, but fatal under warm store lights. Our lab teams worked closely, running iterative trials and reevaluating dosing and tank design. Together, we zeroed in on trace metal contamination in their former black dye. Moving to Acid Black ATT fixed the issue, restored customer trust, and removed the risk of returns. These kinds of wins don’t arrive from generic business plans—they come out of real histories, shared risk, and attention to detail.
Feedback from sock and hosiery manufacturers prompted us to develop finer-grained batches, lowering dust but keeping excellent dispersibility. In another instance, high-speed continuous dyeing lines needed a black with less tendency to foam or create residues. Partnership and feedback, not theoretical design, helped us deliver a product that works across geographies, process types, and end uses.
Producing a black dye that meets today’s textile expectations is as much a discipline as it is a commitment. Each shipment of Acid Black ATT is stamped not just with a lot number but with the fingerprints of our team, years of experience, and hundreds of hours of testing. We know the reputation of a manufacturing partner rises and falls with the reliability of every drum sent out the door.
We’ll continue tightening process controls, working with innovators who challenge the status quo, and adapting chemistries to support growing environmental scrutiny. Acid Black ATT remains our backbone black because, through countless trial runs and thousands of dyed bolts, we’ve seen it outperform and stay consistent. Ours is a hands-on, real-world approach—built on partnership, transparency, and a clear commitment to better, cleaner dye production.