Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
Follow us:

Tetryzoline

    • Product Name Tetryzoline
    • Alias tetrahydrozoline
    • Einecs 220-120-9
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    454052

    name Tetryzoline
    chemical_formula C13H16N2
    molecular_weight 200.28 g/mol
    drug_class Sympathomimetic (alpha-adrenergic agonist)
    common_use Reduces eye redness
    CAS_number 84-22-0
    appearance White crystalline powder
    route_of_administration Ophthalmic (eye drops), nasal
    melting_point 220-222°C
    solubility_in_water Slightly soluble
    ATC_code S01GA02
    mechanism_of_action Constriction of conjunctival blood vessels
    side_effects Eye irritation, blurred vision
    prescription_status Over-the-counter (varies by country)
    brand_names Visine, Tyzine

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

    Packing & Storage
    Packing The packaging is a 10 mL amber glass dropper bottle labeled "Tetryzoline 0.05%", with a child-resistant cap and safety instructions.
    Shipping Tetryzoline should be shipped in tightly sealed containers, protected from light and moisture. It must be labeled appropriately as a pharmaceutical or laboratory chemical. Transport in compliance with local regulations for hazardous chemicals, ensuring secure packaging to prevent leaks or spills during transit. Store at controlled room temperature upon receipt.
    Storage Tetryzoline should be stored in a tightly closed container at room temperature, away from light, heat, and moisture. Keep it in a well-ventilated area and out of reach of children. Avoid storing near incompatible substances such as oxidizers. Ensure the storage area is secure and follow all regulatory guidelines for chemical storage to maintain safety and stability of the product.
    Application of Tetryzoline

    Applications of Tetryzoline in Industrial Manufacturing

    As a trusted producer of high-purity Tetryzoline, we support large-scale industrial customers across a defined range of specialized downstream sectors. The following application scenarios represent established uses of this active material in regulated markets, with detailed insights into compliance frameworks, formulation guidance, manufacturing practices, and typical end-use product forms.

    1. Ophthalmic Formulation Manufacturing

    Ophthalmic solution manufacturers utilize Tetryzoline as a proven active ingredient for developing over-the-counter and prescription eye drops targeted at temporary relief of ocular redness and minor irritation. The raw material integrates at the API addition stage, entering sterile compounding under strict quality and regulatory oversight, where precision in dosage and cross-contamination control are critical. Tetryzoline’s functional role and safety profile are tightly governed by pharmacopeial standards, and its concentration bears direct impact on both product registration and labeling.

    Industry compliance standards

    • United States Pharmacopeia (USP)
    • European Pharmacopoeia (Ph. Eur.)
    • Good Manufacturing Practice (ICH Q7, 21 CFR Parts 210/211)
    • FDA OTC Drug Monograph (21 CFR §349)

    Typical usage ratio

    • 0.025% to 0.05% w/v, adjusted based on regulatory approval and product type (adult vs. pediatric indications)

    Downstream process integration

    • Addition of API during aseptic solution compounding post water-for-injection preparation and prior to sterile filtration

    Final product types

    • Pharmaceutical-grade eye drops (decongestant/lubricant/combination preparations)
    • Single-use preservative-free vials
    • Multi-dose sterile ophthalmic solutions

    2. Nasal Spray Production

    Manufacturers in the nasal spray segment incorporate Tetryzoline for topical nasal decongestant effects in non-prescription products. Quality of input grade and traceability underpin every batch, and the material enters solution blending lines that follow closed-loop GMP systems. Regulatory health authorities cap allowable concentrations to minimize rebound congestion and ensure end products meet strict pharmaceutical and consumer safety metrics. Production teams monitor pH, isotonicity, and preservative systems closely during batch formulation.

    Industry compliance standards

    • USP-NF monographs
    • European Pharmacopoeia (Ph. Eur.)
    • Good Manufacturing Practice (WHO, 21 CFR Part 211)
    • FDA Compliance Policy Guide Sec. 415.100

    Typical usage ratio

    • 0.05% w/v, with adjustments only for jurisdictional requirements and pediatric formulations

    Downstream process integration

    • Metered API incorporation into pre-sterilized buffered saline during main tank blending, followed by sterile filtration and filling into nasal spray delivery systems

    Final product types

    • OTC nasal sprays for allergic or vasomotor rhinitis
    • Metered-dose pump sprays
    • Single-use nasal ampules for hospital supply chains

    3. Combination OTC Pharmaceutical Manufacturing

    Some pharmaceutical manufacturers produce combination over-the-counter preparations that integrate Tetryzoline with antihistamines or lubricants for dual-action eye and nasal care. Production lines handling these formulas maintain discrete weighing and batch records to satisfy FDA cGMP batch traceability requirements, while ensuring raw material purity data are matched to each lot. Formulators determine the addition order based on chemical compatibility to prevent ingredient precipitation or interaction during fill-finish operations.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP, 21 CFR Part 210/211)
    • FDA OTC Drug Combination Product Guidelines
    • Shelf-life and safety validation—International Conference on Harmonisation (ICH) Q1A

    Typical usage ratio

    • 0.025% to 0.05% w/v for eye/nasal drops, optimized according to the risk profile and safety data of the co-administered actives

    Downstream process integration

    • Staged ingredient addition into base solution under controlled agitation, with in-line analytical verification before final sterile filtration and packaging

    Final product types

    • Decongestant–antihistamine combination drops
    • Lubricant-enhanced eye decongestant formulas
    • Dual-action nasal solutions for pharmacy retail

    4. Veterinary Eye Drop Manufacturing

    Veterinary pharmaceutical producers rely on Tetryzoline for animal eye care formulations addressing conjunctival hyperemia and minor local irritation. Compliance extends to animal-use pharmacopeias, and all ingredient handling requires batch separation from human medical lines. Material enters directly into the aqueous vehicle after filtration and before dosing into animal-grade dropper bottles. Dosing concentrations mirror human-use limits, but with veterinary-specific stabilization and shelf-life protocols.

    Industry compliance standards

    • USP Veterinary Drug Monographs
    • European Pharmacopoeia for Veterinary Use
    • Good Manufacturing Practice for Veterinary Medicinal Products (VICH GL35)
    • National regulatory agency approvals (e.g., USDA, EMA)

    Typical usage ratio

    • 0.025% to 0.05% w/v, tailored for species sensitivity and veterinary pharmacological guidelines

    Downstream process integration

    • API addition post-dissolution phase, followed by sterile filtration and filler operation into tamper-evident veterinary packaging under GMP cleanroom conditions

    Final product types

    • Veterinary ocular decongestant drops
    • Animal-use single-dose vials
    • Multi-species conjunctival redness relief products
    Free Quote

    Competitive Tetryzoline 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.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

    Get Free Quote of Sinochem Nanjing Corporation

    Flexible payment, competitive price, premium service - Inquire now!

    Certification & Compliance
    More Introduction

    Tetryzoline: Reliable Quality from a Proven Chemical Manufacturer

    As long-time producers of Tetryzoline, we know this compound’s value lies in purity, consistency, and transparent sourcing. Tetryzoline, with its established record in healthcare markets, reaches formulation standards that few generic brands consistently hit. In our daily production processes, we commit to providing Tetryzoline that not only matches pharmacopeial standards, but also arrives free of batch-to-batch drift and contamination risks that challenge end users. Talking about high-volume active pharmaceutical ingredients, it pays to have steady access to a manufacture source, not just bulk brokers or intermediaries. We run deep lines of accountability since only a manufacturer can control every stage, from raw input screening through to bulk packaging.

    Production Control: A Direct Manufacturer’s Approach

    Tetryzoline comes in various specifications, but at our plant, we have standardized around crystalline powder with careful particle analysis. Each lot passes through advanced spectroscopic verification. This strict QA filtering sifts out trace solvents and residual process materials before finished goods reach packaging. Our technicians—some with over two decades at our facility—monitor both the purity and the crystalline habits, reducing disruption during downstream formulation. At sufficient scale, we can support both custom solution concentrations for contract partners and standard grade powder for open sale.

    Careful adherence to validated synthesis routes gives tighter control than what’s often seen with resold stock or toll-manufactured alternatives. Our Tetryzoline matches European and North American purity expectations. Routine reporting and traceability come imbedded, reducing regulatory anxiety. From time to time, customers ask how we keep consistency levels up: the answer comes from a culture of in-house technical training, thorough batch logging, and deep familiarity with this compound’s quirks. Over the years, we have invested in stainless steel reactor upgrades and online monitoring, so process outputs remain within set specs hour after hour.

    Specifications: Beyond Standard Product Sheets

    Our main Tetryzoline product line is the hydrochloride salt—white to off-white crystalline powder, easily soluble in water and ethanol. Material is shipped with moisture content consistently below the threshold for clumping, based on actual storage behavior in client facilities, not just nominal lab readings. Beyond the main salt, we offer specialized grades for partners developing niche OTC drops or veterinary solutions, but most of the market seeks pharmacopeial Tetryzoline HCl.

    We don’t just stop at purity and solubility. Every drum receives a unique batch number and certificate of analysis detailing not only purity by HPLC but also color index and trace ion profiles. These fingerprints help formulators adjust for even slight mineral carryovers, providing an edge that’s hard to get from resellers. Granulation, flow behavior, and ease of blending with excipients are all checked for each lot—important for high-throughput factories operating continuous feed lines.

    Mislabeled or variable supplies from traders can lead to disruptions. Over the years, we have traced issues in some competitors’ materials to outdated synthesis stages and careless lot handling. By keeping all technical work in-house, we sidestep these pitfalls and can back every drum with documentation direct from our analytical chemists, not a distant rep.

    End Use: Safe, Controlled Supply for Medical and Research Markets

    Tetryzoline’s reputation grew on consistent, small-volume delivery to pharma formulators and hospital networks. Most of our output heads to producers making ophthalmic drops, nasal sprays, and various decongestant products. Clinicians trust brands built on ingredients with transparent, repeatable origins, and we keep our dialogue open with both buying managers and field-end pharmacists. Sometimes, clients encounter trace consistency issues in market supplies; in those cases, our retention samples and historical data make tracing the root cause straightforward. We stock archived samples for five years, which helps in the rare event a manufacturer partner requests retrospective investigation.

    In industrial research, beyond typical medical uses, Tetryzoline still sees demand in analytical chemistry as a reference standard and, to some degree, in animal health research models. Our pure grade skips hidden additives, which matters when results must stand public or peer review. Due to this track record, academic buyers and regulatory agencies often reach out to confirm analytical details, and we support direct dialogue between their chemists and our technical staff.

    Product Difference: Source Transparency and Consistency

    Hearing from buyers and finished producers, we often field questions on what sets our Tetryzoline apart from generic imports. The biggest difference: direct oversight from raw inputs to finished shipment. We source starting materials from vetted suppliers and test inbound lots at our own docks—no relying on paperwork furnished by someone else’s plant on another continent. Every unit that leaves our facility gets a record traceable to a named production manager and batch QC file, not a generic lot sticker added in a packing depot.

    Many Tetryzoline buyers have seen the variability caused by spot market brokers. Sometimes, that means undetected solvent residues, strange off-white tints, or trace-level contaminants that show up only in late-stage blends. As direct manufacturers, we run our reactors and purification steps under tightly programmed conditions, which makes for a level product color, predictable melting points, and an absence of off-odors. Powder texture and humidity remain within the ranges required for automated filling lines, so clients rarely report sticking or caking once drums are opened.

    At regulatory checkpoints, our Tetryzoline has cleared both domestic and cross-border reviews without incident thanks to forward transparency, reliable archive documentation, and willingness to share analytical results with even the toughest QA auditors.

    Batch Control and Responsiveness: What Industry Partners Value

    Few things slow down pharmaceutical lines like inconsistent input quality or hard-to-trace defects. By running our own pilot and main reactors, we can fine-tune process variables at the same site where engineers monitor the packaging stage. Regular feedback from our maintenance and tech support crews ensures there’s no gap between lab scale results and what commercial equipment produces. Production managers from global health brands visit our plant to walk through the quality process firsthand, satisfying their compliance team members and simplifying future audits.

    Direct lines of communication matter for buyers, especially those who experienced delayed batch results or silent substitutions from resellers. Our quality team keeps batch-specific raw data on hand, answering both technical and regulatory follow-up questions without delay. Early detection protocols let us catch outlier results before release, so nothing reaches clients for a second round of handling or returns. It’s easier to build long-term partnerships when factories know who stands behind every kilo shipped.

    Technical Insights from Decades of Manufacturing

    The Tetryzoline process leans on advanced sub-zero crystallization for purity. Old, open-vessel methods not only risk contamination but lock in irregular crystal forms that make blending unpredictable at scale. Our reactors operate in a sealed and sequentially cleaned environment, and we run real-time analytics instead of batch-end QC only. By catching even subtle variations in crystallite size, we minimize final variability and cross-lot performance swings.

    Sometimes, new entrants to Tetryzoline sourcing chase cheapest spot prices and overlook the risk. Historical supply issues show up most when buyers deal with intermediary traders who lack visibility into actual production. Fallouts can include sticky powders, color changes, and off-odor issues in pharmaceutical blends— all problems that trace back to lack of source control. Tackling these demands a manufacturer who puts process management and transparency as central priorities.

    Sustainability and Safety Through Every Step

    Real manufacturing strength includes environmental and workplace safety stewardship. Fully owned wastewater neutralization, strict solvent recovery, and dust abatement features support both neighborhood commitments and global customer requirements. We minimize hazardous byproducts using advanced catalyst traps and invest in improved process chemistry, reducing downstream waste.

    Worker training, regular emergency drills, and concrete safety milestones keep our teams familiar with both chemical and mechanical process safety. By reducing accident statistics year over year, we demonstrate stability not just to auditors but to every workplace family that relies on us for their livelihoods.

    Solutions for Downstream Users

    Over the years, some partners have wanted specific Tetryzoline grades, including ultra-dry blends or pre-diluted concentrates. Running flexible packaging lines, we supply different volumetric options, as well as specialty micro-batch offerings for early-stage formulation trials. A key lesson learned: Rigid uniformity doesn’t suit every partner. The scale of our output means we can work with smaller research groups just as easily as major consumer health manufacturers.

    Unexpected transportation or customs hold-ups occasionally threaten supply in some world regions. To counteract that, we maintain forward storage at bonded warehouses close to global transport hubs, backed by live batch data and local QA release. This shortens lead times and insulates partners from shipping snags or force majeure situations.

    Responding to Industry Changes

    As global health care standards keep rising, Tetryzoline buyers increasingly look beyond price and focus on lead time, repeatable lot quality, and production transparency. Regulatory scrutiny in the active pharmaceutical ingredients market keeps increasing. Our plant audits grew more frequent and more detailed over the last decade, and we have made data-driven improvements as a direct result. Adding advanced inline monitoring systems and digital record-keeping has helped us hold up under close regulatory review while also giving clients clearer documentation trails.

    Market feedback means something. We host twice-annual technical roundtables with client QA leads, welcoming direct questions about process updates and plan improvements collaboratively. These sessions have led to better filtration procedures, shorter customer response times, and a more streamlined shipment notification system. Hearing first-hand about end-user manufacturing pain points—such as inconsistent powder flow or trace metal alerts—means we don’t wait for a crisis before making changes.

    Talent Retention and Knowledge Transfer

    Manufacturing stability comes from retaining skilled chemists and process engineers who know the Tetryzoline molecule as well as the various tools. Years of on-the-job experience help troubleshoot minor deviations before they scale into bigger problems. We make regular investments in staff development, and our technical team’s average tenure exceeds a decade. The result? Fewer interruptions, shorter onboarding times for new lines or modifications, and faster implementation of process updates.

    Peer support and mentoring deliver process knowledge that textbooks alone can’t capture. Our team’s shared memory, since most progress comes from accumulated judgement, ensures we avoid reinventing the wheel with every lot or process tweak. This hands-on approach helps us anticipate market shifts and keep production adaptive, even under volume surges or regulatory changes.

    Open Dialogue: Building Real Partnerships

    Whether supplying Tetryzoline to established pharmaceutical clients or niche research groups, we have learned how important feedback channels stay. We encourage direct lab-to-lab and engineer-to-engineer correspondence, cutting through layers of third-party communication that slow down problem-solving. If a question about a batch comes up, we bring together our analytical chemists, quality experts, and—if needed—operations leads to resolve it before it cascades into the partner’s production window.

    Regularly, technical teams from our clients undertake site visits and sample our batch record system. We open up not just results but real-time, process-line histories for inspection—earning long-term agreements based on earned trust, not just regulatory box-checking. This kind of open file culture doesn’t suit every manufacturer, but it’s something we build our identity and business on.

    Summary: Value from True Manufacturing Experience

    Providing Tetryzoline at real, commercial scale takes more than plant capacity and good intentions. Each drum we ship reflects decisions made by skilled staff, maintained reactors, rigorous input screening, and a culture of improving open communication. Through years of direct supply experience, honest client dialogue, regular technical improvements, and robust compliance standards, we have established a different kind of supply partnership—one that stands up to scrutiny, feedback, and the daily needs of both large-volume and specialty buyers.

    By remaining deeply involved in each production and distribution phase, we ensure the stability, safety, and performance of this chemical for every end use. Clients sourcing Tetryzoline directly from our facility gain not just a product, but a reliable relationship, proven traceability, and a support team that responds when questions arise.