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HS Code |
422994 |
| Chemical Name | Acid Blue 193 |
| Cas Number | 3536-49-0 |
| Molecular Formula | C22H14N2Na2O9S2 |
| Molecular Weight | 560.46 g/mol |
| Appearance | Blue powder |
| Solubility | Soluble in water |
| Color Index Number | C.I. 62180 |
| Application | Textile and paper dyeing |
| Maximum Absorption Wavelength | 610 nm |
| Chemical Class | Anthraquinone dye |
| Storage Conditions | Store in a cool, dry place |
| Synonyms | Acid Blue A, C.I. Acid Blue 193 |
As an accredited Acid Blue 193 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Acid Blue 193 is supplied in a 500g tightly sealed, high-density polyethylene bottle with hazard labeling and manufacturer identification. |
| Shipping | Acid Blue 193 should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Handle with care to avoid spills, using appropriate personal protective equipment (PPE). Follow all relevant transportation regulations for chemicals, including proper labeling, and store upright during transit to prevent leakage or contamination. |
| Storage | Acid Blue 193 should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances like strong oxidizers. Prevent dust generation and avoid moisture contact. Ensure proper labeling and keep away from food and drink. Use appropriate personal protective equipment when handling to minimize exposure risk. |
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Purity 98%: Acid Blue 193 with 98% purity is used in textile dyeing of wool fabrics, where it provides vibrant shade uniformity and high color intensity. Molecular weight 496.43 g/mol: Acid Blue 193 at 496.43 g/mol molecular weight is utilized in silk printing processes, where it ensures excellent penetration and washfastness. Particle size <10 µm: Acid Blue 193 with particle size below 10 µm is applied in inkjet ink formulations, where it delivers superior dispersion stability and sharp image resolution. pH stability range 2–6: Acid Blue 193 exhibiting pH stability from 2 to 6 is used in leather finishing treatments, where it maintains consistent hue under acidic processing conditions. Lightfastness grade 5: Acid Blue 193 at lightfastness grade 5 is employed in paper coloring, where it achieves prolonged resistance to fading during light exposure. Solubility 50 g/L at 25°C: Acid Blue 193 with a solubility of 50 g/L at 25°C is incorporated into aqueous dye baths for nylon fibers, where it enables high dye uptake and fast processing times. Melting point 240°C: Acid Blue 193 with a melting point of 240°C is used in the preparation of masterbatches for plastics, where it improves thermal stability during extrusion. Viscosity 2.5 mPa·s at 20°C: Acid Blue 193 at 2.5 mPa·s viscosity is utilized in water-based paints, where it results in uniform pigment dispersion and smooth application film. Stability temperature up to 120°C: Acid Blue 193 stable up to 120°C is used in detergent formulations, where it offers color retention through high-temperature washing cycles. Dye strength 120%: Acid Blue 193 with a dye strength of 120% is employed in cosmetics manufacturing, where it provides intense coloration with minimal product usage. |
Competitive Acid Blue 193 prices that fit your budget—flexible terms and customized quotes for every order.
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Every kilogram of Acid Blue 193 we produce reflects years of direct experience in dye chemistry. To put it simply, our team learns from every batch. That shapes the dye you get in both physical form and reliability. Acid Blue 193 has been a cornerstone for textile and paper coloration, showing resilience in production and in end-use. Rather than just offering a blue colorant, we shape it to work with the daily grind found inside textile mills, paper plants, and industrial finishing lines. This is not just another dye among a catalog—it is chosen by people demanding both stability and performance in water-based systems.
Unlike resellers or brokers, we control every process step. In our production, Acid Blue 193 reaches dyestuff purity requirements with actual monitoring—not just paperwork or third-party certifications. We put every lot through strict filtration and drying steps to lock down solid content and minimize insoluble residues. This hands-on attention drops the complaint counts in downstream applications where filter clogging or shade drift can ruin a large batch for our customers.
The final product is a fine powder with deep sapphire appearance under controlled light. The shade is not only pleasing; it matches under various lighting due to disciplined synthesis and blending at the plant. Batch-to-batch consistency rocks the core of any dye operation, so our production chief always samples from different drying trays to confirm both the tone and strength meet targets. No shortcuts—this is not possible for third-party shippers who never see the wet cake or the first filtrate.
In the factory's QA tunnel, every Acid Blue 193 batch passes scrutiny for dye content and moisture. We target active content above 97%, with moisture levels always under 4% to avoid caking and dosing errors. These are not marketing numbers—they come from multiple gravimetric runs, not a one-off sample. You can almost feel the difference when pouring it from the bag. Dust control remains manageable, thanks to years of adjusting the grinding procedure—not too coarse to slow down dissolving, not so fine that handling becomes a daily mess.
It carries a CI (Colour Index) designation: Acid Blue 193, which aligns with production references. The dye class positions it as an aromatic sulfonphthalein type. What this means for users is clear solubility in water and strong affinity for cationic sites on protein or polyamide fibers. The acidity is tuned so it runs clear in exhaust dyeing baths, with minimal need for salt or levelling agents if your application process stays within the recommended pH.
We do not disguise or overcomplicate the specs. What you see on our certificate reflects exactly what goes into your plant’s tank or production pot. Over years, we adjusted spray-drying temperature curves to prevent hydrolysis and colour shift—lessons that come only from pushing out thousands of kilograms, not from reading technical brochures.
This dye sees heavy use on wool, nylon, silk, and certain blends in garment production. The food industry does not look for Acid Blue 193, and neither do cosmetics producers. Instead, the backbone of our clientele works in textile dyehouses where process water is reused and where clarity and filterability of solutions mean real labor costs. It marks a top pick where colorfastness against washing and light makes difference for end-market reputation. On paper, it is used in tissue and napkin coloration where a solid blue shade defines brand identity.
Profitability is not only about price per kilo. True value shows in fewer machine stoppages and easier wastewater management after the dye bath. Subtle changes in the sulfonation level, which come from our tightly controlled reaction setups, allow better fixation on fiber and reduce rinse-out. Our technical staff frequently visits users to see how the dye handles in jet dyeing machines and atmospheric dyeing drums. Feedback is not hypothetical—we address exact pain points like foam formation or rapid solution preparation because we listen to operators in finishing rooms.
In the hands of printers, Acid Blue 193 offers sharp pattern definition. It does not bleed onto adjacent surfaces during steaming or heat setting, which translates into brighter, crisper end products. Especially in places running quick turnaround cycles, mixing goes smoothly with standard thickeners and binders. We keep in touch with print shop supervisors who need minimal downtime and rapid cleaning of screens and rollers, encouraging trust in our production line.
Factory chemists often debate comparisons between Acid Blue 193 and dyes like Acid Blue 113 or Acid Blue 40. Unlike triphenylmethane-based types, our Acid Blue 193 resists smearing in humid storage or wrinkling under heavy heat. It is better than anthraquinone blues for quick dissolving in cold water baths—important in facilities where temperature control is less precise.
Many users ask about light fastness. Our experience tells us that the fastness of Acid Blue 193 stands higher against sunlight compared to various indigoids or direct blues in the same cost range. Under UV lamps, sample cards from our plant maintain vibrancy after six hours, a stress test that eliminates underperformers before any shipment. We owe consistent shading to small tweaks made over years, such as calibrating sulfonation batch temperature. Unlike basic blue dyes that fade toward purple due to oxidation, Acid Blue 193 holds a true blue even after several wash cycles if application pH stays in range.
Some competitors offer similar color index numbers but cut corners in reaction purity, leaving behind metallic or raw chemical odors after processing. Ours comes out with minimal odor, a detail we did not overlook after conducting hundreds of operator interviews. Textile operators often say hands stay cleaner and tanks show fewer hard deposits. This is the sum of cutting residual salts after filtration, not luck or marketing spin.
We run into the same questions every season: Does it build up scale? How does it handle with recirculating bath systems? Will it foam under fast agitation? These are not trivial issues for anyone running a continuous dyeing line or operating in hard water regions. Our plant’s water chemistry matches customer profiles, so we see firsthand how Acid Blue 193 runs under both soft and mineral-laden conditions. By adjusting micron filtration and reaction hold times, we bring a clean dissolution profile—rarely do we see floating solids or gummy residue. The payoff is visible in clean pump screens and less downtime.
Environmental compliance gets more complicated every year. Disposal and wastewater discharge keep operators awake at night. Our technical engineers keep tabs on acid group substitution levels because that translates directly into how fast the dye breaks down. Acid Blue 193, as we produce it, comes with moderate biodegradability, which supports easier downstream effluent handling, a detail sought by partners aiming for global eco-certifications. We keep heavy metal residues extremely low by selecting high-grade raw aromatic compounds and batch-testing before each reaction run.
Customers sometimes worry about changes in application tone as suppliers shift sources. We maintain strict lot referencing and cross-check each blend against the last three production runs for shade match under both daylight and tungsten. Some dye houses send us fabric swatches for direct comparison, which keeps us accountable to long-term customers. We take pride in never hiding behind excuses of shipment delays or unforeseen shade changes.
No single specification or marketing claim beats actual case studies. Some of our best process improvements come from visiting dyehouses during their busy weeks. We watch as operators dissolve, dose, and run batches. Little details matter, like how long the powder takes to disappear upon stirring, or whether bath pH drifts after the first run. Over time, our inner teams learned that even humidity in the packaging area can matter for powder handling by the time it reaches far-off users. Our QA lab simulates these field conditions because nobody benefits when a dye's shelf life is lost before first use.
We build our own knowledge base from both tens of thousands of meters of dyed fabric and feedback from actual printers and dyers. Acid Blue 193 has been a fixture in Turkish carpet production, evident in the rich blue tones seen in globally exported floor coverings. We have seen the results of different pad and exhaust dyeing methods, adjusting our blend’s buffering capacity so the dye does not haze up or form streaks mid-way through processing. These improvements are built from years inside steam-filled dye rooms.
For the paper sector, we adjust moisture and particle size distribution so that the blue stands out cleanly on absorbent tissue without bleeding onto machines or shifting tone when dried under forced-air setups. Plant technicians on our end align the dye structure to balance depth with runnability. When plant foremen report even one clog in their coating line, we convene our team to check the batch logs and spot potential causes—watching for trends that would never show in lab-only trials.
Real production does not just mean chemical reactions—it includes crisis days when a single off-color batch threatens a whole shipment, when condensation in storage makes a palette sticky, or when a customer calls about unexpected spotting. These events force us to dig deeper. We cycle back through our entire process, from raw material qualification to the drying phase, always focused on keeping end-user concerns at the front. Plant managers meet with lab supervisors daily to check drying parameters and review sample testing. Power outages and water interruptions challenge us, but each setback instructs next-week’s process controls. We have built safety redundancies into both our grinding and blending lines, minimizing cross-contamination.
Shipping is another reality often overlooked. Our plant takes direct responsibility for how Acid Blue 193 travels to the user. We only use moisture-sealed multiwall bags, tested under different climate conditions. Overseas shipment customers often report no caking, thanks to double vacuuming before seal. Unexpected delays at customs sometimes test this claim, but repeatedly, our product holds shape and flow even after long hauls and rewarmed storage. If a user reports a rare shipment flaw, we call back to the QA lead, trace the batch number, and roll findings directly into future shipments. We do not punt complaints down a distribution chain.
Manufacturing dyes inside regulatory boundaries is not an option—it is the only way to maintain a steady market. We keep Acid Blue 193 within the latest REACH and local chemical registration standards, maintaining a full audit trail for every raw material lot. Safety officers inside our plant make sure that employee exposure stays far below workplace limits, and we train our logistics teams about spill handling and storage specifics. These routines keep end-users on track during audits and prevent unexpected shutdowns due to regulatory fines.
Our sector faces growing demand for low-residue and low-emission products. Each year, we evaluate and adjust our process chain to cut emissions and lower energy spends per kilogram of finished dye. Acid Blue 193 benefits as we streamline our filtration and condensation recovery systems, recycling process water and reducing overall effluent volume. Any waste generated is closely tracked, and as technology allows, we isolate organic fractions for potential recycling. These details matter to many of our customers, who must show progress in sustainability metrics for export contracts.
The role of Acid Blue 193 expands as new application methods come online. Technical coatings and new water-based inkjet formulations call for dyes that hold clarity, strength, and purity under very narrow tolerances. Over the last decade, our plant R&D has worked with technical formulators piloting high-speed digital textile printers. A small miss in color strength can cost thousands in wasted rolls. By keeping strict control on each fraction of the produced dye, from filtration to packing, we support evolving application methods not available even five years ago.
The stability of Acid Blue 193 in current extraction and finishing systems means that we see uptake in new segments. Some high-tech fiber operations and specialty paper plants request tighter moisture control or finer mesh sizes. We adjust our grinding screens or drying points based on this feedback. This hands-on support cannot come from brokers who never see the inside of a dye drum; only manufacturers living through each process cycle can make small-batch adjustments when a top account calls for it.
Long-term users of Acid Blue 193 do not want marketing fluff. They want assurance that they can receive the same consistent blue in each shipment. Our technical team gets on calls with printing line managers and dyehouse troubleshooters. If an issue comes up, we do not delegate it down the supply chain or issue generic FAQ responses. We open up batch sheets, walk through possible points of deviation, and often ship samples for corner case testing.
We do not shy away from reporting and learning from user challenges—every negative report becomes a step for process improvement. Every plant visit feeds new data into our system. This closed feedback loop from field to factory forms the backbone of our Acid Blue 193 operation and underlines why customers ask for our origin specifically, not just a generic dye code. It is this connection that outlasts occasional price fluctuations or market shifts. Users know which product delivers under heavy loads or new formulations. It is the difference only a manufacturer, who lives with their product day and night, can guarantee.
Acid Blue 193 continues to teach us finer lessons every production season. Our process managers keep finding microscopic tweaks, whether it means lowering residual salt content for cleaner dissolution or upgrading bagging to fight humidity swings. No batch leaves our premises before the QA team runs a series of exhaustive color, solubility, and bulk density checks. This is not a formality; it is the only way to stand behind every shipment that carries our name. We remember each issue raised by users and blend it into the next run, to improve what really matters.
The future of Acid Blue 193 lies not in overstatement but in grounded adjustments, steady partnerships with users, and a shared drive for reliability. By manufacturing at source, we carve out real control, supported by day-to-day knowledge and tested solutions. From the production line to the dye bath, every stage counts. True expertise does not come from online postings but from facing the steam, dye dust, and unpredictable turns together. That’s what makes our Acid Blue 193 not just another dye, but a partner in every new project that values resilience, colorfastness, and honesty in supply.