Amaranth Lake

    • Product Name: Amaranth Lake
    • Chemical Name (IUPAC): Trisodium (4E)-3-oxo-4-[(4-sulfonato-1-naphthyl)hydrazono]naphthalene-2,7-disulfonate
    • CAS No.: 12217-19-3
    • Chemical Formula: C20H11N2Na3O10S3
    • Form/Physical State: Powder
    • Factroy Site: No.1 Huayi Road, Yixing City, Wuxi City, Jiangsu Province
    • Price Inquiry: sales2@liwei-chem.com
    • Manufacturer: Shanghai Yipin Pigments Co., Ltd.
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    Specifications

    HS Code

    563538

    Product Name Amaranth Lake
    Type Natural Lake
    Location Northern Canada
    Primary Inflow Rainwater and local streams
    Primary Outflow Evaporation
    Water Type Freshwater
    Notable Wildlife Moose, beaver, trout
    Fishing Allowed Yes
    Popular Activities Boating, canoeing, camping
    Best Visiting Season June to September
    Accessibility Road access, hiking trails

    As an accredited Amaranth Lake factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amaranth Lake, 100g—sealed in a high-density polyethylene bottle, tamper-evident cap, labeled with batch number and hazard precautions.
    Container Loading (20′ FCL) Container Loading (20′ FCL): 8MT with 25kg bags on pallets or 10MT with 25kg bags without pallets.
    Shipping Amaranth Lake should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Ensure that packaging prevents spillage and complies with local, national, and international regulations for dyes and chemicals. Properly label the containers, including hazard warnings, and include a Material Safety Data Sheet (MSDS) with each shipment.
    Storage **Amaranth Lake** should be stored in a tightly closed container, kept in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Protect from moisture, direct sunlight, and sources of ignition. Use only in designated chemical storage areas and label containers clearly. Always follow local regulations and safety guidelines for chemical storage.
    Shelf Life Amaranth Lake typically has a shelf life of 3–5 years when stored in a cool, dry place, away from light.
    Application of Amaranth Lake

    Purity 98%: Amaranth Lake with purity 98% is used in pharmaceutical tablet coatings, where it provides uniform color intensity and batch consistency.

    Particle size <7 μm: Amaranth Lake with particle size less than 7 microns is used in cosmetic pressed powders, where it enhances smooth texture and dispersion.

    Melting point 260°C: Amaranth Lake with melting point 260°C is used in high-temperature plastic applications, where it offers stable coloration during extrusion.

    Stability pH 4-8: Amaranth Lake with pH stability from 4 to 8 is utilized in beverage applications, where it maintains shade vibrancy across varying formulations.

    Moisture content ≤2%: Amaranth Lake with moisture content less than or equal to 2% is used in confectionery coatings, where it minimizes clumping and improves shelf life.

    Lightfastness grade 6: Amaranth Lake with lightfastness grade 6 is applied in artist paints, where it ensures long-term color preservation under light exposure.

    Oil dispersibility: Amaranth Lake with high oil dispersibility is used in lipstick production, where it delivers homogeneous color distribution and gloss.

    Heat stability up to 180°C: Amaranth Lake with heat stability up to 180°C is used in baked goods decoration, where it retains chromatic properties after baking.

    Lead content ≤10 ppm: Amaranth Lake with lead content less than or equal to 10 ppm is used in food-grade icings, where it ensures compliance with safety regulations.

    Water insolubility: Amaranth Lake with high water insolubility is used in soap manufacturing, where it prevents coloration run-off during use.

    Free Quote

    Competitive Amaranth Lake prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615380400285 or mail to sales2@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Discovering the True Value of Amaranth Lake from the Manufacturer’s Perspective

    Our Connection to Amaranth Lake

    In every plant shift, whether we’re monitoring the slurry tanks or calibrating our filtration setups, we see firsthand why color makes a difference for our customers. Amaranth Lake is no exception – it’s a pigment that’s journeyed from simple lab flasks into high-speed mixers across global industry. We’ve spent years refining our process to deliver a product worthy of the world’s trust for vivid reds in finished goods. As producers, we feel this red in our bones: it glimmers in finished confectionery, holds firm in plastic bottles, and finds its way into the palettes of artists and industrial formulators alike.

    Digging into the Chemistry of Amaranth Lake

    We synthesize Amaranth Lake from sodium salt of Amaranth through controlled precipitation onto alumina hydrate, locking in both color and stability. We measure batch consistency ourselves, running comparisons side by side with raw Amaranth dye and observing the transformation in our own dedicated reactors. Every lot offers a bright, deep pinkish-red, reliably insoluble in water and most organic solvents. That single physical trait, the ‘lake’ nature, separates it from its simple dye counterpart. The difference hits you most when you watch deep reds that don’t leach or bleed, even after exposure to high humidity, direct sunlight, or strong acids.

    Why Physical Properties Define Performance

    With each production run, we test and tweak crucial parameters: tinting strength, shade, oil absorption, and particle size. Specs are not just checkboxes for QC: a color that appears slightly off-shade or doesn’t disperse cleanly in a base can mean a rejected batch at a customer’s factory. We calibrate the fineness to suit high-speed printing and masterbatch pigment applications. Our team grinds, tests, recalculates, and validates every drum. Color developers in plastics often prefer our tighter particle size distribution because it helps reduce spotting, and decorators in paper rely on the ease with which our product disperses. Those properties are not standard across all brands; they reflect choices we made after many conversations with operators at the compounding lines and technical calls dissecting a batch that didn’t quite meet the deepness our customers wanted.

    The Real Place Amaranth Lake Earns Its Reputation: Applications

    From manufacturing floors, artists’ supply premixers, to the packaging labs where ink gets tested under accelerated UV, we’ve watched Amaranth Lake prove its worth. For decorative coatings, the pigment easily withstands aggressive binder systems and offers purity of hue that keeps reds from turning muddy when toned down. Ink makers come to us asking for a pigment with both high color strength and resistance to migration — particularly in water-based flexographic and gravure systems. The pigment’s insolubility gives printers peace of mind by preventing color bleed, especially for food wrappers and fast-moving consumer goods packaging.

    Soap and detergent formulators look for a stable pink that will survive alkaline processing and high pressures of extrusion. Our process secures that durability. Manufacturers of stationery supplies want an intense color in pencils and markers that doesn’t settle out or clump over time. Decorative plastics benefit from heat resistance and non-interaction with standard PVC, polystyrene, and acrylic base polymers, as we’ve verified by running trials on our own twin-screw extruders.

    Unlike water-soluble dyes, which might fade or migrate into other layers, Amaranth Lake stays put and retains its brilliance for years. Many artists use our pigment to mix with acrylics, oils, and even gouache — achieving unique reds that resist dulling over time. In large scale printing for beverage labels or candy wrappings, the stability of Amaranth Lake ensures design integrity from production through shelf life, even under warehouse lighting or exposure to end-user handling.

    Specification, Quality, and the Details We Watch

    Pigment quality begins with understanding where even minor changes have consequences down the line. During filtration, our staff monitors washing parameters so residual unwanted ions do not affect pigment purity. Certification for heavy metals requires meticulous testing: we invest in atomic absorption spectrometry, not just for compliance, but because a single contaminated lot could shut down an entire manufacturer’s production schedule. Every batch is tracked by spectrophotometric readout and multiple grind gauges.

    On particle size, we’ve learned that end users judge our product long before technical staff gets involved. Too coarse, and you find streaks or clumps in finished films. Too fine, and you create dust-handling issues and increase binder demand. Our in-house research found the optimal range, which minimizes both defect rates and processing time. Oil absorption numbers are not arbitrary: a pigment that needs too much binder raises costs and changes viscosity; too little, and dispersion falters, leaving color behind in mixers. Mixing teams at our plant spend hours on the mill, chasing that sweet spot so every barrel delivered matches the last.

    We hear from customers who have tried substitutes or lower-grade lakes: long-term product appearance suffers, packaging fails, or worse, recalls get triggered. For export markets, we follow EU and FDA guidelines, frequently sending samples for third-party confirmation. That scrutiny reflects in our internal controls, from lot traceability to in-house stability chambers for real-time and accelerated aging studies.

    Comparing Amaranth Lake to Other Pigments and Dyes

    Working with the raw form of Amaranth demonstrates a big difference: water-soluble dyes give intense shades for short-term uses, but migrate in moist or oily environments. Users who need permanence, especially in the packaging or plastic sectors, move quickly to our lake version. We can’t substitute in direct or acid dyes for most printing or exterior-grade plastics — their reactivity and instability under UV or alkaline processes disqualify them. Amaranth Lake achieves what others cannot: a consistent, non-migrating red that stands up to weather, high heat, and a broad pH range. Compared to other azo lakes, ours provides one of the strongest pinkish-reds, without the dilution effect you often find in diluted blends or post-extended pigments.

    Some applications might use Red Iron Oxide or Lithol Red, but the undertone and chroma are drastically different. Amaranth Lake gives a cooler, blue-leaning red, with clarity and depth for high-end applications. Iron oxides work for earthier tones, but for a pure, vivid pink-to-red in paper or pharma packaging, Amaranth Lake leads. We manufacture ours with batch-to-batch reproducibility that keeps downstream QA simple: you know exactly what shade to expect. In our experience, painters notice immediately if a pigment batch trends yellowish or dull, and we run complaint tracking directly with users to trace root causes and feed that insight back into our process.

    Environmental Responsibility and Compliance: What We Do in Practice

    Every shift, we manage effluent so discharge levels for suspended solids and dissolved organic compounds stay well below local and national standards. Our approach covers everything from reuse of wash water in preliminary filtration, to close monitoring of alumina hydrate usage. By optimizing our syntheses, we reduce waste, keeping our plant’s environmental footprint controlled. On regulatory fronts, we provide full test dossiers for color fastness, migration, and any food use approval needed by current jurisdiction. Ingredients are tracked from suppliers with their own ISO and GMP commitments.

    Quality assurance for global customers depends not just on our own declarations, but on transparent, frequent third-party verification. We do not permit shortcuts in traceability; our plant’s record keeping allows any finished product to be traced back through raw materials and processing steps. We adhere to REACH for EU business, and we carry out migration and extractable tests per FDA food contact requirements for customers in North America.

    Addressing Common Issues and Customer Concerns

    Over the years, most questions from clients revolve around compatibility and processing ease. Some struggle with dispersion in high-viscosity systems, others report settling during storage. We work with these customers by adjusting particle size and running co-dispersion tests, making samples to order, and swapping data with their technical teams. We’ve seen some switch back to water-soluble dyes, only to face color fading or safety audits that fail when migration exceeds safe limits.

    Price fluctuations come up as a concern, mostly when feedstock for base dyes or alumina hydrate faces shortages in the market. Our contracts lock in stable pricing as much as possible, sometimes requiring pre-purchase of raw materials based on multi-month forecasts.

    Some industries express concern about regulatory changes, such as tightening of tolerated impurity levels; we keep production standards even tighter than legally required to stay ahead. We update product documentation each time an international standard changes, and notify customers in our regular technical bulletins. If there’s ever a quality issue, our approach is hands-on: direct phone calls, on-site troubleshooting, and rapid swaps or reworks if needed. We view every customer complaint as a window into process improvement, not a failure.

    Ongoing Research and What the Future Looks Like

    Our R&D doesn’t pause with the approval of a current formulation. We’re always running trials with slightly different co-precipitation agents or surfactants that could give smaller, more stable particles. At least once per quarter, our researchers test alternative raw material suppliers, not because of price alone, but to verify purity and eliminate risk from inconsistent feeds.

    One ongoing project seeks to enhance the UV resistance even further without losing the vibrancy of the pigment. We’re also investing in green chemistry approaches for lake pigment production — reducing the environmental impact of auxiliaries and finding ways to recycle spent alumina without loss of quality. We also partner with academic labs for advanced testing of pigment aging, and use high-performance liquid chromatography (HPLC) for deep-dive impurity profiling that’s a step above standard production QC.

    In collaboration directly with end users, our engineers conduct application-specific testing in inks, plastics, and cosmetic bases. As we find certain formulations offering higher opacity or improved processability, we bring those changes back into our production. Our ability to control every variable — from dye selection down to the pH of the final pigment wash — means we continuously raise the bar for product excellence.

    Customers ask for sustainable and safer pigments for direct food packaging or children’s art supplies. We maintain our own negative lists banning certain heavy metals or carcinogenic amines from every stage of manufacture, even if global legal standards lag behind. The nature of our ongoing improvements ensures users find fewer defects, more intense colors, and improved safety each time they purchase from our facility.

    Getting Closer: What it Means to Us As Real Producers

    Every order packed and shipped represents not just a commodity, but the work and pride of everyone at our plant. We know the raw ingredients intimately, down to their source mines and chemical histories. Our reactors, mixers, and mills are tuned daily by technicians who know what a bad batch looks like from a mile off. Our QA team isn’t just stamping approvals — they’re constantly scanning data for outliers, talking directly with users, and bringing their feedback into the process. Customers order Amaranth Lake from us because they trust we have lived with this pigment and know every detail from molecule to finished drum.

    Some industries require volumes measured in tons, others in a few kilograms for an artist’s line: we treat every customer’s concern as unique and legitimate. When packaging or color shift matters, we’re available for field support and problem-solving with their technical staff. Every improvement we implement is the sum of years of manufacturing and testing, not a quick fix or superficial adjustment.

    At every stage, from sampling to finished goods, Amaranth Lake reflects a partnership between the chemist, plant foreman, and customer operator. We’re invested not simply in selling, but in building relationships where reliability and performance are the most important deliverables. Those who’ve switched to our product understand it’s neither luck nor accident, but dedication in formulation, technical support, and ongoing preference for quality raw materials that sets our Amaranth Lake apart.

    Conclusion: The Real Mark of Amaranth Lake

    Within our walls, we keep records of how this pigment has improved – less dust, brighter color, greater ease for mixers. We remember every failed batch and customer call, but more importantly, what we did next. We listen, adjust, and move the product forward. It isn’t just another pigment; it comes out of our continuous investment in better chemistry, better support, and end-to-end reliability.

    Trust comes from experience and visibility — both in production and how we address user needs. Amaranth Lake, as we make it, wasn’t designed purely for a spec sheet. We tailored it based on years standing at plant lines, listening to line workers, and fixing gaps others missed. Each shipment represents meticulous work, trial, and a promise to provide not just color, but confidence in what our customers put on the shelf.