|
HS Code |
101993 |
| Product Name | Red GN |
| Color | Red |
| Category | Food Additive |
| Chemical Formula | C18H11N7Na2O8S2 |
| E Number | E162 |
| Appearance | Red powder |
| Solubility | Water-soluble |
| Primary Use | Food coloring |
| Cas Number | 3567-69-9 |
| Molecular Weight | 607.43 g/mol |
As an accredited Red GN factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Red GN is packaged in a sealed, 500g amber plastic bottle, labeled with hazard warnings, chemical name, batch number, and storage instructions. |
| Shipping | Red GN should be shipped in tightly sealed containers, protected from light and moisture. Ensure the package is labeled according to local and international regulations for dyes or hazardous chemicals. Handle with care to avoid spills. Transportation should comply with applicable safety standards, such as those set by IATA, IMDG, or DOT. |
| Storage | Red GN should be stored in a tightly closed container in a cool, dry, and well-ventilated area away from incompatible substances, such as strong oxidizers. Keep it away from heat, direct sunlight, and moisture. Ensure the storage area is clearly labeled and follow all local regulations for chemical storage to minimize the risk of contamination or degradation. |
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Purity 98%: Red GN with purity 98% is used in pharmaceutical tablet coatings, where enhanced color uniformity and batch-to-batch consistency are achieved. Particle size 20 microns: Red GN with particle size 20 microns is used in confectionery surface applications, where superior dispersion and smooth visual appearance result. Molecular weight 485 g/mol: Red GN with molecular weight 485 g/mol is used in food dye formulations, where precise color intensity and stability are maintained. Melting point 260°C: Red GN with melting point 260°C is used in heat-processed snack manufacturing, where thermal stability and color retention are ensured. Stability temperature 120°C: Red GN with stability temperature 120°C is used in beverage syrups, where long-term color preservation during storage is achieved. Viscosity grade HV: Red GN with viscosity grade HV is used in cosmetic gels, where improved textural consistency and color homogeneity result. Water solubility 30 g/L: Red GN with water solubility 30 g/L is used in ready-to-drink beverages, where rapid dissolution and vibrant appearance are delivered. pH stability 3-8: Red GN with pH stability 3-8 is used in acidic fruit preparations, where reliable color performance over a wide pH range is maintained. Lightfastness grade 5: Red GN with lightfastness grade 5 is used in dairy dessert toppings, where resistance to fading under light exposure is provided. Residual solvent <50 ppm: Red GN with residual solvent <50 ppm is used in nutritional supplement manufacturing, where product safety and regulatory compliance are ensured. |
Competitive Red GN 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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Red GN, a synthetic food dye widely known for its vibrant cherry-red shade, stands as a staple in the colorant portfolio for food and beverage manufacturers. As the team behind its production, we work closely with quality and R&D teams to capture vibrant, stable color while always tracking regulatory landscapes. Red GN, frequently referenced by its Colour Index number C.I. 16255, is available in both powder and granular models. Each batch comes with a rigorous batch record, with in-house instruments confirming purity, color strength, and solubility to ensure every delivery batches to spec.
Our factory’s Red GN is offered in both technical and food grades. The food grade is manufactured under controlled conditions, minimizing possible byproduct residues and guaranteeing compliance with national and key import country standards. By removing dust and foreign particles through additional filtration and using deionized water, we avoid off-color issues seen in generic imports. For industries like beverage powders, confectionery, and baked goods, dissolvability and resistance to fading matter most. With Red GN, our manufacturing process produces bright, even dispersion without lumps or streaks, eliminating extra labor mixing time on client lines.
Factories have learned from experience that even a minor difference in dye particle size or pH impact can lead to massive downstream inconsistencies. Years ago, many buyers would request only generic specs—color strength minimums and moisture content. Now, as audits tighten and consumer brand trust becomes hard-won, we often see partners specifying exacting standards for lead, arsenic, and heavy metals as well as chlorate and aromatic amine residues. Our Red GN meets the current Chinese GB 1886.176 food additive standard and is tested routinely for migration and decomposition by advanced chromatography.
Technical specifications such as color value (expressed as E1%1cm in solution), loss on drying, water insoluble matter, pH range (usually 6–8 in 10% solution), and absorption maxima stay tightly within narrow windows to support batch-to-batch repeatability. Clients working with nutraceuticals or specialized confectionery require even tighter particle-size control, which is why our plant invested in an extra sifting step down to 150–200 microns for custom orders.
Some users ask about model differences: Red GN is traditionally supplied as a fine powder for rapid dissolution, but we have seen growing demand for microgranulated forms. Powders integrate fastest but can produce airborne dust; granules offer cleaner handling at scale, especially for automated bulk feeding. Both achieve the same deep red, but practical plant experience tells us process engineers making high-throughput beverages or candies with continuous system dosing often upgrade to microgranules for ease of flow and less clogging.
Food manufacturers often compare Red GN to Allura Red AC, Ponceau 4R, and Carmoisine. From a chemist’s vantage, Red GN (chemical structure: disodium 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfonatophenyl)azo]-2-naphthalenesulfonate) differs distinctly in stability and shade. Our ongoing QC checks and direct-application field trials show Red GN achieves a bright, semi-transparent cherry tone rather than a blue-heavy or orange-red, especially in clear liquids or jellies. The formulation resists light and temperature fading well in acidic matrices (pH as low as 3), maintaining vibrance even after shelf-life simulation or baking up to 180°C.
Cost-wise, Red GN consistently offers a favorable coloring price per kilogram of product compared to natural reds like beet juice or anthocyanin-rich extracts, which require 4–6 times the dose for a similar color depth and often destabilize in acidic or high-temperature settings. For candies exposed to fluorescent lighting or long logistics routes, Red GN outlasts rivals in color retention, which we confirmed during side-by-side shelf tests leaving exposures for up to six months under supermarket-like conditions.
Environmental and food safety rules keep evolving. Many buyers worry about the regulatory patchwork: permitted in some countries, banned in others. Our team monitors export destination controls very closely, especially the EU, which currently does not allow Red GN for food use, in contrast to locations like Russia, certain Middle East markets, and parts of Asia where it remains approved. To help users navigate shifting rules, our account managers offer lot-specific documentation: from heavy metal analysis, migratory residue tests, to country-of-destination labeling for customs. There’s no dodging the compliance challenge people face, but understanding these realities allows transparent supply planning.
Colorant is more than an ingredient; it often determines a product’s first impression on the shelf. Our Red GN takes its place in a vast range of uses: gelatin desserts, powdered soft drinks, carbonated sodas, hard candies, ice lollies, syrups, and even pet foods. Many fabric dyers and detergent tablet makers also source Red GN for its resistance to acidic laundry conditions. Our biggest application volumes trace back to beverage mixes and gummy candy factories, which prefer the bright, clear cherry shade that Red GN delivers over cloudier alternatives.
Over years of site visits and formula troubleshooting, we’ve observed that Red GN mixes fastest in industrial-size tanks when blended under gentle agitation to prevent foam formation. A recurring mistake occurs when plant staff dump the colorant directly onto rapidly spinning beaters—this can create sticky agglomerates. To avoid that, our tech team recommends pre-mixing Red GN with part of the batch water and introducing the slurry to the main tank. This method saves money on downstream filtration and reduces waste batch rework, as confirmed by several bottling and confectionery partners.
For dry mix sachets, such as instant drink powder or cake premix, clients report that Red GN’s fine powder model disperses evenly with minimal sifting or blending time. We’ve seen problems arise when formulations use granular or crystalline sweeteners or anti-caking agents with high surface moisture: colorant can absorb water and clump, especially in summer months, creating uneven color. The solution we recommend—insist on vacuum-tight packaging during humid seasons and rotate stock within six months for optimal quality. These small interventions, learned from boots-on-the-ground feedback, make a visible impact on final product consistency.
Some manufacturers run clean-label or allergen-conscious processes. Red GN itself contains no gluten, dairy, or animal-derived components, and each batch is produced without cross-contamination with major food allergens—helpful for our partners with sensitive brands or export certifications.
Buyers keep asking about the future of synthetic food dyes in the face of market shifts toward natural colorants. Our technical staff have tracked dozens of test runs using natural replacements for Red GN, from carmine to black carrot or beet. In almost every case, the payoff comes down to reliability and price. Red GN provides unmatched batch-to-batch consistency and intensity, especially at scale. Natural alternatives tend to fluctuate year-by-year based on weather and harvest yields, meaning sudden color differences that trigger rejected batches or label changes. And for cost-conscious segments—mass beverages, budget candy, processed food for regional markets—Red GN still delivers the required visual effect at a price that keeps products moving, not gathering dust on shelves due to higher costs.
Looking ahead, some countries are boosting scrutiny of long-used additives, including Red GN, citing possible allergenic reactions or links to behavioral effects. As a chemical manufacturer, we routinely update our processes and labs to meet the strictest current local and international limits on detectable residues and contaminants. Every year brings fresh analytical requests: lower detection limits for heavy metals, zero-tolerance for certain byproducts, especially in children’s foods. By investing early in better detection and purification, we reduce the risk of sudden export delays or product recalls. In some cases, we even work with seasoned food safety consultants to guide reformulations for brands serving sensitive demographics.
End users ask whether Red GN’s supply chain is under threat due to these factors. From our factory perspective, stable upstream supply for the main intermediates keeps production smooth, as long as we maintain strong relationships with approved raw material sources and run regular audits of suppliers. Short-term price swings have been rare; transparency with our partners about market forces has proven a much better approach than hedging or sudden pricing changes. If food regulators alter rules, we act quickly: robust batch traceability ensures that recalled lots are pulled well before finished goods leave warehouses. For customers needing alternatives, our R&D team stands by to help formulate new solutions, blending knowledge of both synthetic and natural color chemistry.
Not every buyer stays loyal to synthetic dyes—consumer demand for ‘natural’ will only grow. Still, Red GN provides an affordable, versatile answer for brands that weigh color performance, process stability, and input cost. Risk management means more than chasing compliance; it means supporting users with actionable guidance. We spend time in client plants, walking through tank setups, storage practices, and mixing protocols to cut down on color loss and downtime. For example, simple procedural tweaks—such as temperature control during transit and UV-shield packaging—preserve color in challenging routes to hot climates. On multiple occasions, we solved recurring shipping damage complaints by trialing improved packaging directly with logistics contacts.
Looking further, some companies opt to mix small amounts of Red GN with natural reds for a hybrid effect: this combines wide approval and consistent color with a “closer to nature” consumer message. We provide blending studies and maintain open communication about allowable ratios as permitted in each market. Moreover, transparency cannot be replaced by false claims—truthful, thorough documentation and trusted supply partnerships define modern best practice in colorant trade, and we hold ourselves to those standards.
For clients facing tightening food safety requirements, we assist in method validations and can connect buyers with accredited third-party laboratories for independent verification. Our QA team helps build audit documentation, and we collaborate openly around manufacturing records, cleaning logs, and allergen management systems. This hands-on support, built from years spent in high-volume production, proves more valuable to partners than a stack of certificates or brochures.
Unannounced regulatory changes brought stress to many exporters last year. One key lesson: digital traceability now counts as much as old-fashioned paperwork. We’ve digitized much of our tracking, linking every batch of Red GN to precise production, raw material lot, and shipping history. Traceability reduces downtime during surprise audits and meets customer demands for full chain-of-custody, and our partners appreciate knowing their products can be traced directly to our facility—never an anonymous warehouse on paper.
What makes Red GN reliable is not just chemical composition, but the human network—technicians, managers, and operators—behind every production lot. Years running our own plant taught us that no product leaves the factory unless we can stand behind its history and performance. We see Red GN succeed on the lines of diverse producers: from grand-scale soda factories in Eastern Europe to family confectioners in Southeast Asia. Each regular order is proof to our staff that quality and trust are earned, not inherited.
No matter how global the trade becomes, Red GN still begins with tight process scrutiny: from confirmed raw material origins, through multi-stage purification and drying, to individual QC release by trained chemists. Our ongoing investments go toward better detection gear, staff education, and batch sampling, rather than flashy marketing. We don’t claim our dye is for everyone—markets, regulations, and reputations differ. What we will guarantee: Red GN batches from our factory meet or exceed today’s standards, and we’re always ready to back up claims with technical files or on-site visits.
The future of the synthetic dye sector means facing shifts—public sentiment, rules, climate, and logistics. By placing honesty and support ahead of volume, and standing close to the line where food gets made and eaten, we keep making the right red for the right needs. Red GN’s role in this mix stays important as long as practicality, tested stability, and authenticity shape choices in the ingredient world. Our own story with Red GN continues in the same direction: quality, traceability, and lasting service for brands that value certainty in color.