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HS Code |
565689 |
| Chemical Name | Vat Orange 3G |
| Color Index Number | C.I. 59105 |
| Appearance | Orange powder |
| Molecular Formula | C28H16N2O2 |
| Molecular Weight | 412.44 g/mol |
| Solubility | Insoluble in water |
| Application | Textile dyeing |
| Melting Point | Decomposes |
| Light Fastness | Very good |
| Cas Number | 1324-11-4 |
As an accredited Vat Orange 3G factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Vat Orange 3G is packaged in a sealed, 25 kg fiber drum with inner plastic lining, clearly labeled with product details. |
| Shipping | **Shipping Description for Vat Orange 3G:** Vat Orange 3G is shipped in tightly sealed containers, protected from moisture and direct sunlight. Handle as a non-hazardous dye, following standard chemical transport regulations. Store in a cool, dry location. Label containers clearly, and ensure packaging prevents leakage or spillage during transit. Comply with regional shipping regulations. |
| Storage | Vat Orange 3G should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. Keep the container tightly closed and labeled to prevent moisture absorption and contamination. Avoid contact with incompatible substances such as strong oxidizers and acids. Ensure proper handling procedures to minimize dust generation and inhalation risks. |
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Purity 98%: Vat Orange 3G with 98% purity is used in textile fiber dyeing, where it ensures vibrant and wash-fast coloration on cotton fabrics. Particle Size 5 μm: Vat Orange 3G with a particle size of 5 μm is used in rotary screen printing, where it achieves sharp print definition and uniform surface coverage. Melting Point 290°C: Vat Orange 3G with a melting point of 290°C is used in high-temperature dyeing processes, where it maintains color stability and resists thermal degradation. Light Fastness Grade 7: Vat Orange 3G with light fastness grade 7 is used in outdoor fabric applications, where it provides long-lasting color retention under sunlight exposure. Stability pH 11: Vat Orange 3G stable at pH 11 is used in alkaline dye baths, where it delivers consistent color yields without degradation or precipitation. Moisture Content ≤0.5%: Vat Orange 3G with moisture content less than or equal to 0.5% is used in pigment dispersion for textile printing, where it reduces agglomeration and improves flowability. Solubility in Alkaline Solution: Vat Orange 3G soluble in alkaline solution is used in continuous vat dyeing processes, where it ensures efficient dye uptake and uniform color penetration. Viscosity Grade 40 mPa·s: Vat Orange 3G with viscosity grade 40 mPa·s is used in paste formulations for fabric printing, where it promotes even distribution and minimizes bleeding. Heat Stability 180°C: Vat Orange 3G with heat stability at 180°C is used in polyester-cotton blend dyeing, where it prevents color fading during post-dyeing heat treatments. Residue on Sieve ≤0.1%: Vat Orange 3G with residue on sieve less than or equal to 0.1% is used in precision printing, where it assures filterability and prevents blockages in application equipment. |
Competitive Vat Orange 3G 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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In the daily operations at our plant, Vat Orange 3G has stood out not only because of its vivid color but also for the dependability it brings to textile dyeing, especially when compared with other vat dyes. We have seen the requirements from textile mills shift over the years, and as a manufacturer working hands-on with synthesis, filtration, and quality checks, the real difference comes down to more than a product code on a drum. Orange 3G’s blend of chemical stability, shade depth, and adaptability sets it apart. With a chemical structure based on an anthraquinone backbone, our process delivers Vat Orange 3G with a robust and consistent granule size and purity level, giving workshops a predictable result no matter how big or urgent the batch.
Most of our customers work in textile dyeing with cotton, viscose, and cellulosic blends. Unlike some vat dyes that struggle to keep their shade in prolonged high-temperature baths, our experience confirms Orange 3G holds its integrity through the reduction-oxidation process. The dye penetrates cellulose fibers deeply, responding well to mechanical agitation and not drifting on shade even if the dyeing time gets prolonged because of workflow delays.
The technical specifications are only a starting point. In practice, the particle size distribution and impurities affect the dye’s solubility and, ultimately, the color fastness—a critical issue in the modern textile sector. Using finely tuned filter technology and multi-stage refining, we control insoluble residues down to levels where streaking, speckling, or spotty dyeing become rare exceptions rather than batch-stopping problems.
One common complaint from dyers comes from variations in color yield from different lots, particularly with orange shades, which are vulnerable to small fluctuations in pH or water quality. Our edge as a manufacturer comes from direct control over the oxidation and reduction steps. We monitor every kettle batch—not just relying on random sampling from intermediaries. On each lot, our team commits to a shade standard by comparison under controlled lighting, not just by instrumental data. The eye, trained over years in the plant, frequently picks up subtle differences that a machine lets pass. This standard is matched across every shipment, saving time and costly redyes for our partners.
Orange 3G has a distinctive CI number and characteristic shade. For us, the defining quality isn’t the label but the composition of byproducts from the synthesis route. Some other vat oranges, especially when made under less-strict controls, can pick up naphthalene-based side-reactions. This leads to ashiness in the finished fabric or a shift toward brown, especially noticeable under D65 or TL84 light. Through proprietary steps at our site—control of the anthraquinone feedstock, refined solvent extraction, and careful temperature profiling—we hit a shade that sits in the golden range of what international buyers call Orange 3G: neither redder nor flatter than commercial requirements.
We analyze and guarantee moisture content below 1%, which seems like a minor point until you see clumping and dosing errors ruin a high-value dye run. Over the years, our feedback from on-site visits confirms that Orange 3G from our lines stays free-flowing even in monsoon conditions, and our sealed packaging keeps this standard intact between factory and dyehouse.
In global markets, plenty of dye drums circulate under the same CI label but perform very differently. Customers sometimes explain that poor orange dyes leave visible streaks during yarn dyeing or that speakers need to add anti-foaming agents in excess to get a stable bath. This seldom stems from an inherent limitation, but from shortcutting controls during production or the habit of mixing reclaimed intermediates into prime lots. At our site, the plant team checks for solubility under near-neutral and mildly alkaline conditions, since we know most operators don’t have time to fine-tune their auxiliaries. The technical folks here came up in dyehouses themselves; they know how a two-gram difference in component can swing a whole dye lot off shade.
Our difference comes from making every drum traceable, stamped with the batch run, synthesis date, and time, and keeping reserve samples for reference up to a year. Not every manufacturer does this; some market traders just repackage or blend. Because we control every kilogram from raw material to finished dye, if a customer encounters an unexpected bath behavior, we can go back and check not just the batch but the very reactor run. This is why many users call for drums by our plant name, even after years of service.
Nowadays, clothing brands and buyers want more than color: they want fastness to light, washing, and chlorine. Orange 3G performs well in those exact categories, passing ISO and AATCC standards for color fastness. The technical explanation lies in the dye’s structure—the anthraquinone ring resists degradation under both acid and mild oxidative washes. From our daily QA reports, Orange 3G regularly exceeds a 4-5 grade on Grey Scale tests for wash fastness on mercerized cotton, outperforming older-generation vat oranges and most direct dyes in similar hues.
Beyond cotton, the dye’s affinity for viscose and modal fibers pushes its use into fashion and home textiles, where fine color discriminations make or break high-margin orders. Because our lab works with customers on pilot-dyeing new yarns or blends, we see first-hand how a reliable Orange 3G underpins repeatable, scalable colors for mass production—the sort of result that isn’t possible when dyes come from fragmented, repackaged sources.
The global move toward environmental responsibility puts a spotlight on vat dye production itself. Some orange vat dyes historically used sodium dichromate in their synthesis, a hazardous compound. Our process at the facility eliminated chromium-based oxidants years back, switching to safer, more easily monitored alternatives. Wastewater streams go through chemical precipitation and activated carbon before leaving the site. Inspectors and customer audits have pushed every step to reduce residues below permitted levels, not only out of compliance but also to protect the people who work in our facility and those downstream.
We integrate water and energy management directly into the batch planning process, using heat recapture from reactor cooling to pre-warm future batches and minimize the load on local utilities. This drops overall energy use and connects to longer-term savings—not by marketing, but from real reductions in costs and environmental impact, as visible on utility bills as in the regulatory logs. As manufacturers, we are as answerable for environmental results as for color yield—a fact that must shape anyone’s assessment of Orange 3G’s ‘value.’
In the field, Orange 3G gets compared with several other vat orange dyes, though each has its own limitations. Some very bright orange dyes fade noticeably after just a few soap washes or shift shade under direct sunlight. Compared with them, Orange 3G offers a rich orange with a balanced chroma that endures the cycles of laundering and exposure. This partly results from the dye’s crystalline structure, which forms a tight bond with cellulosics. At the manufacturing level, we use specific precipitants and washing protocols to ensure the crystal form predominates, improving both yield and performance in service.
Our facility trials confirm that Orange 3G does not bleed or migrate into other colors as easily as vat reds or certain direct oranges. Print houses who trusted vat dyes for years tell us about their experiences with rub fastness and crocking—issues that Orange 3G avoids when prepared under tight controls. Whether used in exhaust, padding, or printing methods, the dye releases smoothly and sets well, minimizing rework.
Many customers choose Orange 3G specifically to meet export standards for children’s wear, because residue analysis confirms the finished item stays below the detection limits for a range of banned amines and heavy metals. This reputation is built from our batch records and not third-party screening—each lot leaving the gate has passed the factory’s internal checks, not just a merchant’s assurances.
In the textile business, delays cost money. A batch going off shade on the dye line locks up equipment or throws off an entire day’s planning. Our technical team works with customers directly—on calls, on video, and in person—to walk through process adjustments, simulate recipes, or inspect residues. Even the best machinery, run by skilled hands, can turn up unexpected results when water hardness shifts or new auxiliaries enter the process.
Recognizing this, we supply full back-up documentation, including retained batch standards, application protocols, and troubleshooting tips grounded in actual incidents that we’ve solved side by side with mill engineers. Our plant has maintained a lab-scale beaker dyeing setup that replicates common mill conditions—not just ideal test-lab scenarios—so problems can be addressed before they multiply. From experience, a reliable product from a manufacturer with skin in the game delivers long-term trust; our direct lines of communication support that every day.
Customers sometimes request variants with higher dispersion or different solubility profiles. Our R&D group works directly at the synthesis and formulation phase, not as a distant lab but integrated into the main workflow. This means process improvements—liquor ratios, dispersants, purification steps—get rolled out quickly and uniformly. We’ve scaled new grinding and drying stages to address customer priorities for finer material, backing up claims with in-use feedback from dye operators and regular color strength measurements taken during actual application.
For high-value apparel and home textiles, consistency matters more than ever. Production runs can stretch over weeks or months, so batch-to-batch repeatability provides stability—the manufacturer’s promise with every drum. We invest in routine cross-checks, comparing current production to long-term color standards reserved in our vault. While such controls add cost, they prevent the last-minute failures that can destroy entire supply contracts. From our perspective, this is the central responsibility of a true manufacturer.
The world economy and logistics have become fragile in recent years. Shipment delays, port issues, and regulatory changes pull attention to the reliability of upstream producers. By controlling every stage—purchasing, batch synthesis, internal testing, and sealed packing—we insulate our customers from supply chain disruptions.
Unlike middlemen, who cannot guarantee origin or predict shipping timelines, we keep a forward inventory in climate-controlled warehouses, with emergency stock available for short-notice orders. That’s a lesson learned from periods of raw material scarcity and port congestion: only a manufacturer with true-to-source production can provide the reliability industrial users expect during crunch times.
Regular discussions with customers have shaped our approach to Orange 3G production. Whether in person at a mill site, over calls, or in joint development trials, the sharing of real problems—batch hang-ups, color drifts, application wrinkles—has improved our process control and prompted investment in better filtration, finer milling, and tighter moisture regulation. We take every customer complaint, trace it back to source, and use the learning. Over years, this direct feedback loop has improved our specification sheets and the practical properties of the product itself.
No marketing copy or data sheet can substitute for the day-to-day interaction with hands-on operators who run continuous dyeing ranges at speed. This dialogue makes our Orange 3G more than just compliant with specs; it becomes a tool for operators aiming for repeatable success on production scales large and small.
Our plant crew has built their skills over decades; this expertise is not just about following protocols, but in fostering a mindset where each batch reflects their judgement as much as their training. Each operator, technician, and supervisor takes ownership of the product, evaluating not just final results, but every data point from intermediary steps: temperature logs, pH reads, visual shade panels, solubility tests, and more. The culture of direct accountability—passing feedback among all levels, sharing best practices, and solving emergent issues as a team—has become the underpinning for the trust end users place in our Orange 3G.
For mills that depend on reliable vat dyes, and for traders who build their orders on predictable color findings, this sense of responsibility is not an abstract slogan; it is lived in daily practice as we adjust control settings or recalibrate milling equipment for micro-scale improvements.
Each year brings new challenges from both the regulatory side—stricter discharge limits, tighter compliance on hazardous chemicals—and the commercial side—larger orders arriving with less lead time, diversification of substrate types, and more complex color requests. We adapt by investing in fresh analytical equipment, training teams on new synthesis chemistries, and, where possible, automating process steps for greater reliability.
For Orange 3G, these investments show up in numerical improvements in residue control, dye strength verification, and packaging upgrades that meet the needs of modern logistics chains. Staying competitive means outpacing the market in both product and service, and, crucially, in honesty about what the dye can and cannot achieve. We tell our customers the exact limits of color depth, reduction time, and fiber compatibility drawn from years of both lab analysis and shop-floor application.
Just as trends in textiles change, so do the standards and technical requirements on the manufacturing end. We keep Orange 3G updated with the latest compliance records, batch traceability that satisfies both domestic and international auditors, and direct lines of communication for rapid troubleshooting. That’s the best way we have found to protect both the reputation of our product and the businesses that rely on consistent vat dye performance day in and day out.
Orange 3G has earned its standing not in marketing claims, but in the daily, measurable advantages it brings to real production lines: color fastness, run-to-run consistency, eco-safety, and technical backup from a manufacturing team who treats every batch as a reflection of their craft. Our ongoing work in synthesis, purification, packaging, and customer support embodies the evolving demands of today’s textiles market—and above all, demonstrates the difference between dye from a real manufacturer versus one just putting a label on the barrel.