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HS Code |
115359 |
| Chemical Name | Basic Orange 2 |
| Synonyms | Chrysoidine Y, Basic Orange R |
| Cas Number | 532-82-1 |
| Molecular Formula | C12H13ClN4 |
| Molecular Weight | 248.71 g/mol |
| Appearance | orange powder or crystals |
| Solubility In Water | soluble |
| Melting Point | 117°C |
| Usage | dye for paper, textiles, and leather |
| Color Index Number | 11270 |
| Classification | azo dye |
| Odor | odorless |
As an accredited Basic Orange 2 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Basic Orange 2 is packaged in a sealed 25 kg fiber drum with an inner plastic liner, featuring product labeling and safety information. |
| Shipping | Basic Orange 2 should be shipped in tightly sealed, clearly labeled containers, protected from moisture and incompatible substances. During transportation, it must comply with local and international regulations for hazardous materials. Avoid exposure to heat, light, and sources of ignition. Use appropriate personal protective equipment when handling during shipping and receiving. |
| Storage | Basic Orange 2 should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from direct sunlight and incompatible substances like strong oxidizers. Ensure containers are clearly labeled and protected from physical damage. Avoid temperature extremes and moisture to prevent degradation. Appropriate personal protective equipment (PPE) should be available when handling or accessing storage areas. |
Applications of Basic Orange 2 in Industrial ManufacturingAs a direct manufacturer, we supply Basic Orange 2 with high batch consistency for targeted industrial applications. Our technical approach focuses on supporting process integration, regulatory compliance, and product performance in well-established downstream sectors. Below we outline the primary usage scenarios, formulation specifics, and production processes for end-users across key industries. 1. Acrylic Fiber DyeingAcrylic fiber producers use Basic Orange 2 for its cationic dyeing capabilities during the exhaust dyeing phase, delivering vivid and uniform orange shades with high wet fastness. This application meets the color quality requirements for apparel and home textiles, with pigment dosing tailored to the denier and blend composition. Our certified raw material assists dyehouses in maintaining reproducible shade matching and compliance with textile sector regulations. Industry compliance standards
Typical usage ratio
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2. Paper Coloring (Tissue and Specialty Grades)Paper manufacturers utilize Basic Orange 2 for tinting tissue and specialty grades, taking advantage of its strong cationic character for attachment to cellulose fibers. The dye is often used when a vibrant, non-bleeding orange tint is desired, with batch-controlled addition ensuring compliance with environmental discharge standards and product safety for hygiene-related products. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Leather Finishing (Synthetic and Natural Leathers)Tanneries and synthetic leather producers incorporate Basic Orange 2 in finishing formulations to achieve uniform orange surface tones without streaking. This dye’s affinity for protein and polymer surfaces supports a range of coating systems, including waterborne and solvent-based finishes for both footwear and accessory segments, and ensures adherence to regional chemical safety rules restricting azo colorants. Industry compliance standards
Typical usage ratio
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4. Water-Based Ink Formulations (Packaging and Stationery)Manufacturers in water-based printing ink sectors rely on Basic Orange 2 for its bright chromatic tone, compatibility with polyvinyl alcohol, and clean filtration during the grinding and let-down stages. Selected for flexographic and gravure inks in food packaging and promotional papers, the dye serves facilities needing predictable particle size and high batch traceability. Industry compliance standards
Typical usage ratio
Downstream process integration
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5. Silk and Wool Textile DyeingTextile mills specializing in protein fibers apply this cationic dye during acid or neutral dyeing baths to achieve rich, lightfast orange hues in silk and wool. Batchwise process control ensures even distribution on crepe de chine, worsted yarns, and high-value carpets, with formulation tailored to unique absorption tendencies of each fiber type to maintain compliance with international garment safety standards. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Competitive Basic Orange 2 prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
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Tel: +8615371019725
Email: admin@sinochem-nanjing.com
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Working hands-on with Basic Orange 2 every day, our team at the plant sees what goes into turning raw materials into a reliable dye powder trusted globally. This colorant stands out in the azo dye group, known for its vibrant hue and steady performance in wide-ranging applications. Our batches run through careful steps—high-temperature processing, precise filtration, rigorous drying—to produce an orange-red powder recognized for its clarity and strength. Over the years, we have learned that nothing short of exactitude produces such repeatable color output, whether scaling for small-lot requests or working the larger vats meant for tonnage buyers.
We label our Basic Orange 2 under the identification code C.I. 113. With chemical structure built from sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulfonate, it delivers on solubility in water, a must for textile applications, and the heavy orange shade users count on. Quality checks track the shade intensity (measured as strength compared to standard controls), pH balance (usually between 6.5 and 7.5 in 1% solutions), and purity by residue analysis. Moisture content must stay below 5% in finished lots to ensure storage life and immediate dispersibility, while suspended substances are filtered down to minuscule levels. We take pride in tight control of sodium chloride byproducts, since too much affects both blending and end-use brilliance. Each drum ships meeting the exacting parameters that come from relentless process discipline, not just passing lab tests.
The most common call for Basic Orange 2 comes from the textile sector. Here, dyers and printers turn to it for coloring natural and regenerated cellulose fibers—cotton, rayon, viscose—where the product imparts its signature shade in direct dye processes. Unlike many dyes, Basic Orange 2 requires no mordant, which streamlines workflow, especially in mass production of shirts, towels, and household linen. We also supply soap manufacturers, who use the dye in colored bars and liquid detergents. Specialty ink formulators rely on it for water-based writing and marking inks. Sometimes, paper converters approach us for vibrant orange stocks, trusting our formulation to blend smoothly into their pulp and aqueous phases.
We watch how users handle the dye—most opt for direct application onto fabric after dissolving the powder in warm water, sometimes adding salt for batch uniformity. Print shops run our dye through both hand-screened and machine-based systems, with sharp tone reproducibility run after run. In soap works, blend ratios must adjust for alkaline conditions, but Basic Orange 2 holds up, maintaining visual appeal even in high pH settings. Our technical team often helps troubleshoot these real-world adaptations, rooting solutions in the properties observed by our own lab, not just what’s written on paper.
Direct dyes come in many shades and strengths, yet not all compare on lastingness or versatility. Basic Orange 2, in our experience, brings three key differences to industrial users:
Our plant also takes feedback directly from dyehouses and printers. While some direct dyes may boast broader shade ranges or cheaper per-kg pricing, those come with tradeoffs in fastness, especially in repeated laundering or sun exposure. Our technicians have documented that Basic Orange 2 provides moderate wash fastness and fair light resistance—parameters that outpace many similar orange direct dyes. In some high-exposure outdoor textiles, deeper wash- or fade-resistance might call for reactive dyes or dispersions, but for applications balancing cost and output quality, Basic Orange 2 finds its foothold.
We put every batch of Basic Orange 2 through rigorous incoming and outgoing checks. Raw naphthol and benzene sulfonate intermediates are assessed for purity using both high-performance liquid chromatography and time-tested gravimetric approaches. During coupling and diazotization, our crew samples the reaction mass to catch under-coupling or off-hue impurities early. Final powder is tested not only for color strength and shade but also for solution clarity—a murky sample signals residual salts or incomplete purification, and such batches never leave the tank.
We actively prevent cross-contamination by running dedicated lines for Basic Orange 2 during high-volume campaigns, scrubbing tanks and hoses at each switchover. Our team stores samples from each shipment, making it possible to trace back source problems years down the line. This discipline comes not only from audit pressures but also from pride in supplying major mills that stake their reputation on our product. Years of close cooperation with customers shape refinements in our production, from drier process controls to more robust particle size monitoring.
Chemical manufacturing demands responsibility all along the chain. Our plant maintains wastewater controls so unused dye liquor and rinse water pass through multi-stage treatments—organic breakdown, pH neutralization, and solids separation—before discharge. Operators on the floor handle powders in ventilated areas, and finished drums feature lined bags and tight seals that block moisture absorption and minimize fine dust escape.
For workers and downstream users, safe handling reduces exposure risks. We emphasize the use of gloves, face masks in powder rooms, and regular surface wipe-downs to prevent accidental ingestion or prolonged skin contact. Downstream customers have come to trust our SDS documentation and prompt technical support whenever handling questions arise. These aren’t afterthought tasks for us—they form the backbone of our operation and underpin every shipment of Basic Orange 2 bound for partners worldwide.
Many times, customers ask why we stick with certain process setups or supply products at set particle ranges. Having walked the production floors and assisted batch operators firsthand, we know which techniques yield the most stable product in real-world dyeing conditions. Some buyers want to tune the orange shade closer to red or adjust solubility for spray-based applications; we guide these requests by tweaking intermediate ratios or adjusting dwell times at coupling steps.
Lately, talks with import-heavy textile buyers have shifted toward more sustainable sourcing and supply transparency. We welcome factory visits, audit readiness, and traceable documentation, since everything from our raw intermediate suppliers to outbound logistics is mapped out and logged. These steps help allay concerns about batch-to-batch deviation or compliance with new standards. As regulations change across major markets, our technical staff pays close attention to restricted substance lists, quality alerts, and sustainability benchmarks, integrating new requirements at the shop floor instead of waiting for problems downstream.
Sometimes obstacles arise. Raw material prices for principal intermediates have spiked in volatile markets, challenging us to keep finished product costs predictable. Our long-term supplier contracts and material buffer stocks help us keep price swings in check; few buyers appreciate surprise hikes or hear about material shortage excuses at delivery time. We share this knowledge openly—buying in bulk saves for everyone, and we’re the first to notify loyal customers about planned maintenance shutdowns or unexpected delays.
On occasion, dye lots risk failing required color metrics—not through faulty technique, but as a result of weather shifts, water quality swings, or small process hiccups. Rather than passing the issue down the chain, we halt, rework, or isolate batches so partners won’t confront quality or consistency surprises later. Some requests come with accelerated timelines or custom packaging. We rise to meet them without letting quality controls slip, since experience shows that shortcuts erode trust built up over years.
Direct dye technology has matured, but changes in consumer requirements, environmental laws, and global supply means the story doesn’t stand still. Our Basic Orange 2 plant invests in new dust-collection systems and explores greener chemistry routes to drop water and energy use. As brands shift toward more eco-conscious labeling and as textile treaters look to certify compliance, we tighten incoming and outgoing material tracking, re-validate processes, and prepare transparent documentation for audits.
This dye may look like a commodity from the outside, yet experience tells us something else. Every true color batch is the outcome of raw material sourcing discipline, in-house R&D, and on-site troubleshooting. As the chemical industry adapts to stiffer oversight and greener targeting, we take every step to keep Basic Orange 2 available, affordable, and tuned to the needs of dyers, printers, and blenders who rely on our consistency.
Questions often land at our plant technical desk: What blend ratio gives the sharpest print? Can you send batch samples with modified grain size for our new process? How do you manage trace heavy metals in finished shipments? We answer these on the strength of hands-on experience, not from generic marketing scripts or cut-and-paste documentation.
Our sales and R&D teams work closer than ever with customers large and small. We host virtual and on-site troubleshooting sessions, analyze competitor dye lots sent in for comparison, and share data freely to support unique end-uses, from high-output factories to handcraft cooperatives. Repeat orders from established partners say more about the trust built up by this practical engagement than any certification.
Through decades in dye manufacturing, we have seen shifts in market demand, technical specifications, and compliance pressure. Our Basic Orange 2 line has absorbed these lessons—from better process water filtration to safer operator workspaces, and stricter analytical quality controls. We stay close to our partners, tracking what matters most to them in terms of cost, performance, and assurance. Feedback from the ground leads us to incremental improvements, whether that’s new packaging for more humid markets or test results supporting claims about product purity and safety.
Confidence in Basic Orange 2 doesn’t come from claims alone. It rests on every step we take, every test we run, and every question answered on the frontline of chemical manufacturing. As we continue producing this reliable dye powder, we invite collaboration, scrutiny, and new ideas—knowing full well that long-term partnership, not fleeting transactions, sustains both us and the industries we serve.