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HS Code |
905483 |
| Cas Number | 39393-39-0 |
| Chemical Name | Basic Violet 11:1 |
| Molecular Formula | C28H30ClN3 |
| Molecular Weight | 444.01 |
| Appearance | Dark green powder or crystals |
| Solubility | Soluble in water and alcohol |
| Color Index Number | 50245 |
| Dye Class | Basic dye |
| Lightfastness | Moderate |
| Applications | Textile, paper, leather, and ink industries |
| Melting Point | 130-132°C |
| Odor | Odorless |
As an accredited Basic Violet 11:1 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Basic Violet 11:1 is packaged in a 25 kg blue plastic drum with a secure lid and clearly labeled for safety. |
| Shipping | **Shipping Description for Basic Violet 11:1:** Basic Violet 11:1 is shipped in tightly sealed, chemically resistant containers to prevent moisture and contamination. Packages are clearly labeled and handled according to hazard regulations. Store and transport in a cool, dry place, away from incompatible substances. Comply with applicable local and international shipping guidelines for dyes and chemicals. |
| Storage | **Basic Violet 11:1** should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from sunlight, heat sources, and incompatible substances such as strong oxidizers. Avoid moisture to prevent clumping or degradation. Ensure storage area is equipped with proper spill control measures. Use clearly labeled containers and follow all relevant regulations for safe chemical storage. |
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Purity 98%: Basic Violet 11:1 with purity 98% is used in paper coating formulations, where it delivers high tinting strength and consistent color intensity. Molecular weight 358.85 g/mol: Basic Violet 11:1 at molecular weight 358.85 g/mol is used in textile dyeing processes, where it achieves uniform fiber penetration and enhanced lightfastness. Melting point 205°C: Basic Violet 11:1 with a melting point of 205°C is applied in plastic polymer coloring, where it maintains color stability during high-temperature extrusion. Particle size <5 µm: Basic Violet 11:1 with particle size less than 5 µm is utilized in inkjet printing inks, where it ensures smooth dispersion and fine print resolution. Stability temperature up to 120°C: Basic Violet 11:1 stable up to 120°C is used in leather finishing, where it provides durable and heat-resistant coloration. Water solubility 25 g/L: Basic Violet 11:1 with water solubility of 25 g/L is employed in aqueous marker ink preparations, where it offers rapid dissolution and vivid marking capability. Absorption maxima 546 nm: Basic Violet 11:1 with absorption maxima at 546 nm is used in laboratory biological staining, where it enables precise and selective cell component visualization. |
Competitive Basic Violet 11:1 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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Basic Violet 11:1 forms a reliable backbone for coloring applications, especially in the textile sector. As a manufacturer who’s been producing this dye for decades, I see daily how demands fluctuate and how slight changes in formulation affect outcomes. Every batch comes with careful attention to raw material sourcing, as inconsistencies ripple through the entire process. Basic Violet 11:1 arrives as a crystalline powder—deep, vibrant, and unmistakable in color. In our plant, the model most widely recognized lines up with the C.I. 50245 standard, sometimes referenced by its common synonym: Methyl Violet 10B. Chemically, it belongs among triphenylmethane dyes, a family known for bold, clear shades that stand out even at low concentrations.
We work with a set of defined specifications because consistency counts. Moisture, purity, particle size, and solubility play key roles right from the production line to the end use. Our technical teams verify dye content at every stage, aiming for values consistently over 80%, ensuring the intense fuchsia hue remains unchanged. Solubility in water reaches a high mark, and the resulting solution punches well above its weight in color strength.
An effective dye starts with the right raw materials. Some suppliers cut corners on precursors, but high-quality aniline and dimethylaniline bring out Basic Violet 11:1’s ideal performance. Temperature and pressure tweaks during synthesis might seem minor, but inaccurate controls always show up later as weaker dye lots or uneven color take-up in textiles. Downstream, our filtration system removes every trace of dust and unwanted byproduct. There’s a visible difference in finished goods when this step gets overlooked: specks, dull tones, and inconsistency across batches.
From manufacturing to dispatch, our in-house labs keep tabs on critical parameters, especially strength and solubility. Customers who use our product for paper, silk, and certain types of synthetic fibers need color-fastness, brightness, and ease of dyeing. Achieving that means each drum is checked before leaving the factory. Some dye suppliers take shortcuts, skipping final analytical verification, but experience shows that extra hour of QC saves much more on complaints and needless returns.
In the world of colorants, a handful of basic dyes dominate: Basic Violet 10, Basic Violet 1, Basic Violet 11, and Basic Violet 11:1. Our experience manufacturing all four puts us in a position to speak directly about their differences. Basic Violet 10 achieves a lighter bluish tint, tougher to drive into fibers and less punchy on paper. Basic Violet 1 delivers a more muted purple and struggles with light fastness in textile applications. Basic Violet 11 runs closer to the magenta spectrum but falls short in brilliance. Basic Violet 11:1 lands in the sweet spot—strong in color and highly attracted to cellulosic and protein fibers.
We see real benefits for textile processors. Clothing manufacturers find it easier to reproduce identical shades over multiple dye lots. Yields increase because less dye achieves the same intensity as comparable grades. When run against older formulas, Basic Violet 11:1 exhibits less fading under sunlight, crucial for garments intended to last wash after wash.
Dye-makers like us must adapt to shifting regulatory targets and customer priorities. Nitrosamine contamination ranks among the most persistent challenges. Some regions demand lower limits, forcing adjustments to purification steps. Improperly controlled facilities risk producing off-color or hazardous batches. Not every manufacturer understands how to manage byproducts, but after decades in the field, we can responsibly and consistently test for traces before the product exits our gate.
Customers who work in food packaging or cosmetics need to know what’s in their colorants. While Basic Violet 11:1 isn’t considered food grade, our plant receives regular inspections to ensure the equipment is free from contamination with other colorants. We handle all basic dyes in segregated lines, a choice that lowers the risk of cross-contamination.
One concern often raised is the dye’s tendency toward metamerism. Some batches from other producers shift in color under different lights—an unwelcome surprise for printer ink or packaging firms. We routinely run metamerism assessments as part of our QA, demanding reliable chromaticity across most lighting environments before we approve a shipment. End users benefit, as costly returns and labor-intensive color-correction become rare.
Over the years, we supply to many industries, big and small. Textile outfitters appreciate how Basic Violet 11:1 binds well to acrylic, silk, wool, and paper. Paper manufacturers use it for colored stationery, receipts, and certain grades of packaging. Our biggest users among textile dyers appreciate fast dissolution and strong uptake. This reduces their processing times and extends vat life. Silk and synthetic yarn finishers notice the depth—vivid, saturated pink-to-violet—outperforming legacy dyes, especially after repeated laundering. Silk scarves, drapes, garment linings—each brings individual process challenges, but experienced dye-house managers return for Basic Violet 11:1 because of stable results.
Research labs contact us for high-purity lots, typically above 95%. These users aren’t drawn by color properties alone. In histological staining, for example, Basic Violet 11:1 highlights cell nuclei, serving as a vital research tool. Medical and microscopy fields demand tight specification control; any deviation impacts research repeatability. Our senior chemists work directly with these clients to meet their needs, even tailoring drying and filtration schedules to minimize impurity carryover.
While many customers believe all basic dyes perform similarly, experience at scale proves otherwise. Small changes in solvent composition, drying routines, or even warehouse humidity create differences in color brightness, flowability, and dyeing efficiency. We keep our warehouse climate-controlled year-round, as extreme moisture increases caking and dust. Proper drum sealing prevents this, and we use double-walled packaging for overseas containers. On arrival, end users find a powder still crisp and easy to disperse.
Cost efficiency matters, but the lowest price isn’t always a good deal. In some markets, Basic Violet 11:1 with inferior purity sells at a discount, but end users deal with problems—slow dyeing, color streaks, or even failed environmental audits. Our technical team partners with end users to demonstrate how a more consistent product pays dividends when higher First Quality rates reduce rework. Time saved in production can dwarf raw material price differences.
Preparation in the dye house begins with accurate weighing—our technical team provides precise density and concentration data to help set formulations. Newer operators sometimes use outdated recipes inherited from other dye models and over-apply, expecting weaker color. We support process optimization on site, illustrating adjustments for pH, temperature, and auxiliary additives. Basic Violet 11:1 benefits from a slightly acidic bath. Most operators already have the recommended fixers and dispersing agents, which easily integrate into current processes.
Environmental regulation in the dye industry grows stricter every year. Regulatory agencies focus sharply on effluent quality, disposal safety, and batch traceability. At our plant, wastewater passes through triple-stage purification. Effluent is monitored hourly so no unauthorized residues slip through, which demonstrates compliance during regular audits. We switched to lower-impact solvents and improved energy recovery in dyebath heating, cut emissions over 10% in the last two years, and keep looking to move closer to closed-loop water use.
Worker safety stands as a top priority. Even highly controlled operations expose technicians to fine powder. We maintain positive air pressure in the packing room and provide PPE, including gloves and sealed goggles, for all line operators. Tight processes and air-filtration upgrades limit exposure risks. As we’ve grown, our records show a steady drop in workplace incidents, thanks to constant training and investment in better handling and storage.
Long-term customers often consult us ahead of process changes—new machinery, different substrate mixes, or unusual customer requirements. Having seen what works and what doesn’t in varied regions, we enjoy sharing practical solutions. Sometimes, a mill switching from polyester blends to silk generates uncertain dye take-up. We run pilot batches in our in-house test room, quickly getting feedback on exhaustion rate, fixation, and migration behavior.
In some cases, regional water hardness affects solubility and shade. We run water compatibility trials, advising customers when water softening or additive tweaks become necessary. No two shops run alike, but strong relationships and open feedback loops allow us to share hard-won tricks. In one situation, a customer with aging dye kettles saw sediment clog jets. We tested incoming lots and traced the culprit to substandard filtration at their site. Unlike bulk traders, we know the source of every batch and how it will behave downstream.
Beyond textiles, we partner with ink makers and specialty paper converters interested in shorter color development cycles and bolder magenta shades. These industries appreciate accurate spectral curves and batch-to-batch shade tracking. We routinely provide shade cards drawn directly from our current production, so end users can see what to expect. While digital shade matching exists, nothing replaces a sample drawn from the day’s lot.
Every chemical has its strengths and weak points, and Basic Violet 11:1 is no exception. For textiles, the product excels at direct dyeing on acrylic and silk blends, but isn’t always ideal on polyesters without further modification. Its light fastness stands higher than its predecessors, yet, like all triphenylmethane dyes, it falls short of true vat dyes or dispersed dyes made for outdoor fabrics. For heavy-duty sun resistance, we recommend our partners either overcoat or blend with stabilizing agents.
The dye’s water solubility supports rapid blending into dye solutions, a welcome trait in continuous production. Rapid dissolution saves mechanical wear, energy, and time—less downtime for clogged screens and more net production hours. In print inks, it creates sharp magenta hues. In some digital printing processes, care is taken to manage pH and printhead compatibility, where small adjustments pay off in output.
Handling purity matters. While trace byproducts exist in low-percentage, we decline to blend from off-standard or recovered lots, as these tend to introduce unpredictable impurities and weaken dyeing consistency. Instead, every lot passes UV-vis and chromatography scans to verify target structure and content.
Many users ask how Basic Violet 11:1 differs from other basic violets or similar products on the market. Against Basic Violet 10, 11:1 offers a deeper magenta, less prone to bluish casts after washdown. Against Basic Violet 1, the difference appears sharper: 11:1 yields higher color strength per gram and improved bath exhaustion at lower temperatures, saving both dye and steam costs. It also resists yellowing after exposure to acidic conditions better than older grades. For users focused on consistent, reproducible results with minimal rework, Basic Violet 11:1 wins out in our experience.
We test each product head-to-head under simulated production settings. In direct dyeing of silk, for instance, 11:1 responds to lower salt concentrations, which can improve processing time and reduce effluent loads. In short runs, our customers report that Basic Violet 11:1 gives brighter, more stable results with fewer surprises batch-to-batch.
Recent years have seen fluctuating input prices, driven by shifts in global raw material markets and changes in environmental regulations. We negotiate long-term contracts for raw materials to buffer cost spikes, keeping prices as stable as practical for our customers. Since tighter environmental standards arrived in Asia and Europe, some traders have jumped in with cheaper, short-spec lots, but these frequently yield unreliable coloring, lower yields, or compliance headaches.
We share real-time lot information and regularly supply technical updates, so customers know what’s incoming and how to hit their targets. Our investments in waste treatment and environmental safeguards go beyond the regulatory minimums. Over the last five years, we updated much of our primary dye process, recapturing more energy and solvent, reducing carbon output and water usage. These efforts cost money and time, but the result translates into lower risk and higher assurance, both for us and for our end users.
End users benefit when they work directly with manufacturers. We bring decades of practical experience, consult on process questions, and adapt to unique plant needs in a way third-party sellers seldom do. Should something go wrong or an unexpected technical problem arise, we don’t send a form reply or reroute queries to a distant office. Our front-line technical support picks up the conversation and, when possible, visits onsite to troubleshoot.
Whether dialing in finer batches for medical use, transitioning a textile mill to higher color demand, or simply clarifying best storage practice, real manufacturer guidance saves time and money. We routinely provide documentation on batch traceability, methods for efficient application, and adjustment recommendations based on actual production feedback.
Working with Basic Violet 11:1 for decades has revealed something clear—reliable performance doesn’t happen by accident. From raw aniline selection through every step in the synthesis, filtration, drying, and application advice, our team keeps a close eye on emerging technology, regulatory shifts, and customer requirements. Industry standards change, but open dialogue and a commitment to quality remain central. We work alongside customers from trial to production, seeking practical solutions instead of generic answers.
If reliable, strong, and bright magenta coloring matters, our team stands ready to support new process challenges, recommend the right application tweaks, and ensure continuous supply. Basic Violet 11:1 remains a vital choice for industries that can’t afford uncertainty. Our approach—a full-circle commitment from factory to field—has enabled our partners to deliver more consistent products while facing dynamic technical and regulatory environments. In a world with few constants, dependable chemistry makes all the difference.