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HS Code |
992809 |
| Chemical Name | Neuter Red 2GL |
| Cas Number | 4477-79-6 |
| Molecular Formula | C18H14N4Na2O7S2 |
| Molecular Weight | 524.44 |
| Appearance | Red powder |
| Solubility In Water | Soluble |
| Color Index Number | C.I. 18050 |
| Usage | Biological stain |
| Storage Conditions | Store in a cool, dry place |
| Synonyms | Neutral Red 2GL, C.I. Acid Red 77 |
| Hazard Classification | Irritant |
| Ph Range | 4 - 6 (1% solution) |
| Odor | Odorless |
| Stability | Stable under recommended conditions |
As an accredited Neuter Red 2GL factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Neuter Red 2GL contains 25 kg of reddish powder, sealed in a sturdy, labeled fiber drum with inner plastic lining. |
| Shipping | Neuter Red 2GL should be shipped in tightly sealed, chemical-resistant containers, labeled according to hazardous materials regulations. Protect from moisture, heat, and direct sunlight during transit. Transport in compliance with local and international chemical shipping guidelines, including documentation and appropriate hazard classification. Handle with care to prevent leaks or spills. |
| Storage | Neuter Red 2GL should be stored in a tightly closed container, in a cool, dry, well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers. Avoid exposure to moisture and high temperatures. Ensure proper labeling and segregation from food and drink. Use secondary containment to prevent spills and follow all relevant safety regulations for chemical storage. |
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Purity 98%: Neuter Red 2GL with 98% purity is used in textile dyeing processes, where consistent color strength and brightness are achieved. Particle Size 5 μm: Neuter Red 2GL with particle size 5 μm is used in inkjet printing formulations, where improved dispersion and print sharpness result. Melting Point 230°C: Neuter Red 2GL with a melting point of 230°C is used in plastic coloration, where high thermal stability prevents degradation during processing. pH Stability 4-9: Neuter Red 2GL with pH stability from 4 to 9 is used in aqueous paint systems, where color retention across varying pH environments is maintained. Light Fastness Grade 6: Neuter Red 2GL with light fastness grade 6 is used in outdoor coatings, where long-term color preservation under UV exposure is ensured. Water Solubility 30 g/L: Neuter Red 2GL with water solubility of 30 g/L is used in water-based marker inks, where uniform color intensity and easy blending are provided. |
Competitive Neuter Red 2GL prices that fit your budget—flexible terms and customized quotes for every order.
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Building stable, high-performing colorants for industry takes persistence, skill, and deep chemical know-how. At the plant, everyone remembers the first successful lot of Neuter Red 2GL rolling out—years of tinkering with process parameters, trial blends, and real-world feedback pouring in from the field. Anyone involved with organic pigment manufacturing knows that hitting consistency year after year is far from trivial. Neuter Red 2GL represents our commitment to clarity and reliability in a sector where the color never lies, and minor inconsistencies can ruin the end product. In the chemical business, we measure our reputation on every kilogram that leaves our factory floor, and Neuter Red 2GL has earned its position as a trusted partner for major paint, plastic, and ink operations.
With Neuter Red 2GL, what really matters is its long-term track record in a shifting regulatory landscape. Each batch traces its roots from purified raw materials—tracked, recorded, and tested at every stage. Compared to less regulated sources, our process avoids impurities that bleed out in tough application environments. The model code for our Neuter Red 2GL mirrors industry norms, but our process diverges early. We use controlled heating and precise pH setting to lock the dye’s chromophore in its optimal configuration. Many red dyes on paper seem similar, but customers have noticed Neuter Red 2GL retains hue, intensity, and dispersion after high-shear mixing or repeated heat cycles better than basic analogs. The end advantage boils down to fewer rejects and more predictable performance batch to batch.
End users value Neuter Red 2GL’s long-term colorfastness under UV exposure and resistance to common solvents. Textile finishers and masterbatch producers need a pigment that rides through aggressive extrusion or textile dyeing without fading, running, or streaking. Neuter Red 2GL’s hue sits as a clean mid-red, free of the brownish or blue casts that plague some dyes in this group. Years of internal quality audits, plus customer return logs, have shown fewer shade shifts under sunlight or acid rain compared to traditional basic reds. We’re always measuring Delta E on finished goods and have the trendlines to prove less color drift in high-wear applications such as automotive plastics and extrusion-molded packaging.
Manufacturing dyes at scale demands more than just following recipes. Process downtime from filter plugging, unexpected crystal growth, or dissolving failures all cut into output. Our plant teams re-worked the filtration and drying stages for Neuter Red 2GL, swapping in finer mesh screens and gently controlled feed rates to push up purity and granule consistency. Production managers review test plates for every batch, monitoring not only color strength but also how the pigment disperses in standard resin systems. Over time, we saw the payoff: bags of Neuter Red 2GL flow without clumping, minimising waste in downstream mixing tanks and reducing machine downtime for customers.
Safety drives our daily practice as much as yield. Handling the raw dye intermediates—heavy on aromatic amines—calls for careful air monitoring, containment, and experienced staff familiar with regulatory rules. By investing in closed systems and continuous scrubber monitoring, we've cut fugitive emissions and kept operators safe. Years back, tighter new requirements from local authorities prompted us to overhaul our waste treatment, shifting to a multi-stage process with staged pH neutralisation and activated carbon. We update our staff training yearly and maintain transparency with safety data to ensure everyone knows what flows through the pipes.
Feedback doesn’t just filter through our sales teams; the best learning comes from plant visits, customer labs, and field failures where technicians pull apart problems. Our technical support staff found early on that Neuter Red 2GL’s stability outpaces generic reds when end users run long cycles on production extruders. Operators observed less plate out on metal parts and cleaner purging when swapping colors. In textile settings, mill owners share production logs showing reduced color fading after successive dye baths and fewer out-of-spec reprocesses due to streaks or uneven uptake.
Printers and ink makers face their own headaches: every batch has to meet customer color swatches, and the pigment must hold up to demanding drying lines or solvent flashes. After switching to our Neuter Red 2GL, a number of large-format ink customers managed to phase out secondary stabilising agents—normally added to cheaper dyes—without a drop in print quality. The real mark of success emerges from these unscripted field tests, not from lab simulations. By taking direct troubleshooting calls, we get firsthand data on process bottlenecks and adjust internal quality checks accordingly.
Everyone wants stable, reproducible pigment properties. For Neuter Red 2GL, our standard grade comes as a free-flowing powder, with water content, pH, and tinting strength tracked per lot. Years refining the drying step means those specs rarely slip beyond stated limits. Bulk density tends to stay consistent batch after batch, which helps end users avoid dosing mistakes. Particle size distribution leans toward the fine end without trailing large agglomerates, leading to quicker dispersion in hot and cold systems alike.
We test shade on standard media, check strength against certified batch references, and publish full impurity profiles. Our routine includes stress-testing every lot in basic resin carriers—ABS, PVC, or HDPE—so downstream customers avoid the hidden costs of reprocessing bad batches. As regulations on impurities and migration keep evolving, Neuter Red 2GL meets the toughest expectations for lead, cadmium, and aromatic amine content. Third-party analytics back our internal data, building trust with industrial users where regulatory audits happen without warning.
Plenty of reds crowd the catalogues, but Neuter Red 2GL stands out by bridging the benefits of organic and some inorganic reds without their familiar downsides. Some generic reds trade off cost for stability, leading to more expensive coloring agents or stabilisers added at end user sites. In contrast, Neuter Red 2GL’s core molecule is tailored for clean, repeatable performance across plastics, inks, and textiles. Pigments like basic red 2G or similar monoazo dyes risk long-term fading and batch-to-batch surprise shifts, especially under sunlight or during high-temperature processing. Many users running extrusion or spinning lines share raw production logs showing cutbacks in rework jobs and downtime since shifting to our grade.
In the early days, customers familiar with classic pigments were skeptical about moving to Neuter Red 2GL. The industry has seen periodic waves of ‘upgrade’ pigments that look impressive in the brochure and fail quietly in production. After a few years of steady supply and documented performance, the product has become a go-to for anyone prioritising stable color, regulatory confidence, and process simplicity. We keep an open-door policy for customer audits, welcoming line managers and quality leads to walk the production floor, check traceability paperwork, and sample outgoing lots. Each time, these visits solidify what users have picked up in their own plants: Neuter Red 2GL can run longer, hotter, and harsher—without breaking down or deviating from its certified shade.
Making Neuter Red 2GL is not just about chemistry or price points. We built our years of knowhow into the fine details: controlling atmospheric moisture during handling, using closed stainless steel lines, and running small-batch validation in parallel with every main batch. If deviations crop up, line supervisors halt the process, isolate suspect feedstock, and run in-depth checks. Learning from dozens of near-misses, we treat root-cause mapping as mandatory, not optional. Management requires periodic review of loss-time incidents, process interruptions, and raw material deviations, which translates to fewer problems making their way to our customers' lines.
One thing users often mention: the transparency around process changes or raw material shifts. If a new purification or filtration step brings even small property tweaks, our team notifies buyers with advance technical bulletins, including fresh lab and application data. This ethic grew from earlier hard lessons—one obscure process change led to a string of customer complaints nearly a decade ago. We keep that story alive in training sessions to show why early warnings and open disclosure matter. As regulatory frameworks continue tightening, this transparency shapes both our product design and customer service playbook.
The chemical industry today faces far more scrutiny than decades back. Gone are the days of loose specifications and minimal traceability. With Neuter Red 2GL, quality control doesn’t stop at the product itself. Our QC teams work from linked, time-stamped records for each raw material, every process step, and the outgoing batch. If ever a customer or regulatory body asks for a full run-down on exposure or traceability, our team can usually deliver a complete data pack with original test sheets and certifications from both internal labs and approved third parties.
Regulations now drive ongoing improvements in production. Legacy pigment lines must adapt to new standards for trace impurities and safe handling. Over recent years, customer requests have focused more on compliance verification than just color properties. Rather than treat compliance as an afterthought, Neuter Red 2GL’s technical package is designed for disclosure—full listing of all significant substances, test data for heavy metals, and accessible Material Safety Data Sheets tuned to local requirements. We work with industry bodies and supply chain partners to make sure our certification stays current as the reforms roll out.
Environmental controls started as a compliance necessity but now shape strategic process updates. We invested in emissions scrubbers that cut volatile organic compound output, switched to lower-impact packaging, and adjusted cleaning regimes to reduce water and reagent usage. For Neuter Red 2GL, we moved away from high-salt process effluent, instead recycling spent brine through a multi-effect evaporator. Down the line, customers often find it simpler to achieve their own ISO or local eco-label compliance thanks to such upstream improvements.
Neuter Red 2GL supplies a broad set of sectors, each with unique hurdles. Plastic compounders want pigments that don’t plate out or change color under shear or UV. Textile dyers need sharp, reproducible hue in bath after bath, including under harsher processing times and pH swings. Printing ink formulators face their own stress tests: heat, speed, solvent dewaxing, and customer press checks that spot any off-standard shade immediately. On top of that, regulatory changes or new substrates demand updated technical data or even minor tweaks. By staying in the field alongside buyers, our R&D group keeps updated guides for key user groups, including cross-listings of Neuter Red 2GL’s performance in emerging biopolymer and recycled-content resins. Lab staff welcome customer samples for testing, building data sets that reflect day-to-day conditions, not just lab simulations.
It pays to stay alert for the small issues before they scale up. A few years ago, a batch destined for membrane filter materials flagged slight shade drift due to trace sodium in the feed. Regular cross-checks now include spot element analysis on key precursors to head off similar snags. These improvements add up to fewer line stoppages and cross-batch cleanup jobs on customer sites. Our collective memory—hundreds of run logs and trouble tickets—feeds into a living process review, giving Neuter Red 2GL ongoing performance updates throughout its market life.
With economic and regulatory pressures tightening together, cost and quality need careful balance. Entry-level reds flood the market, offering lower initial prices but lacking the long-term reliability and safety guarantees that matter in real production. Some buyers faced with low-cost options later find themselves paying hidden costs: cleaning up faded plastics, scrapping shipments over color drift, or ramping up regulatory reporting on trace impurities. With Neuter Red 2GL, our aim centers on providing a hassle-free pigment that delivers stable color, low maintenance, and easy traceability.
Every new regulatory announcement means another process review and another dialog with supplier partners. We address this by maintaining open relationships upstream and keeping stock of alternative raw materials certified for compliance. When new European or North American standards hit, our process teams work round the clock, running test batches, logging production tweaks, and publishing risk assessments. Customers get advance notice—not surprises—and the backing of a technical support crew who know both process details and end-user application bottlenecks.
In the colorant industry, reputation turns on both technical detail and real-world reliability. Making and supplying Neuter Red 2GL for years gives us the perspective to say that every lot represents a commitment. Customers’ plants run better when they can rely on consistent shade and performance. Open records, third-party analytics, and strong field support aren’t just selling points—they form the backbone of trust. If a truckload ever turns up with out-of-spec material, line teams shut it down, check samples, pull up production logs, and trace every step back to the source. This quick, transparent response loop turns a problem into a proof point for quality control culture.
As regulatory frameworks grow stricter and market expectations around sustainability rise, Neuter Red 2GL’s production and documentation keep pace. Our systems for monitoring, record-keeping, and disclosure now serve as both shield and competitive advantage. Returning buyers and open communication with production end users push us to keep improving every month.
Making Neuter Red 2GL isn’t just chemistry—it’s teamwork, vigilance, and direct accountability to every customer that uses the dye in real-world products. This spirit, built into our daily process meetings, sets the direction not just for how we make colorants but for how we work with every partner across the supply chain. Over the years, the lessons learned from every challenge and every new regulatory hurdle have shaped not only a stronger product, but a better way of serving a global community that relies on stability, safety, and clear answers.