Products

Tert-Butyl Hydroperoxide [Content ≤ 79%, Water Content>14%]

    • Product Name: Tert-Butyl Hydroperoxide [Content ≤ 79%, Water Content>14%]
    • Alias: TBHP
    • Einecs: 200-889-7
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    402400

    Chemical Name Tert-Butyl Hydroperoxide
    Synonyms TBHP, tert-Butyl hydroperoxide solution
    Cas Number 75-91-2
    Molecular Formula C4H10O2
    Molecular Weight 90.12 g/mol
    Physical State Clear liquid
    Purity Content ≤ 79%
    Water Content > 14%
    Melting Point -27°C
    Boiling Point 35-38°C (decomposes)
    Density 0.94 g/cm3 (at 20°C)
    Solubility Miscible with water
    Odor Sharp, pungent
    Flash Point 42°C (closed cup, approx.)
    Un Number 3109
    Stability Decomposes upon heating or on contact with acids/bases

    As an accredited Tert-Butyl Hydroperoxide [Content ≤ 79%, Water Content>14%] factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 1L amber glass bottle, tightly sealed with screw cap, labeled with hazard warnings for Tert-Butyl Hydroperoxide (≤79%, H₂O >14%).
    Shipping Tert-Butyl Hydroperoxide (≤79%, water content >14%) should be shipped as a hazardous material in tightly sealed, corrosion-resistant containers. It must be kept cool, away from heat, sparks, and incompatible substances. Ensure upright positioning and proper labeling according to UN 3109, Class 5.2 regulations. Handle with spill containment and emergency procedures in place.
    Storage Tert-butyl hydroperoxide (≤79%, water content >14%) should be stored in a cool, well-ventilated area away from heat, sparks, open flames, and direct sunlight. Use corrosion-resistant containers, tightly sealed and clearly labeled. Keep isolated from incompatible materials such as reducing agents and strong acids. Ensure spill containment and provide access to safety showers and eyewash stations in the storage area.
    Application of Tert-Butyl Hydroperoxide [Content ≤ 79%, Water Content>14%]

    Applications of Tert-Butyl Hydroperoxide [Content ≤ 79%, Water Content>14%] in Industrial Manufacturing

    Our production of Tert-Butyl Hydroperoxide (TBHP) [Content ≤ 79%, Water Content>14%] serves as a critical oxidizing agent and process initiator across specialized chemical sectors. Below, we present precisely defined industrial scenarios where this grade is utilized at scale, together with applicable standards, validated formulation practices, key integration stages, and typical downstream goods.

    1. Epoxidation Catalyst in Propylene Oxide Synthesis

    Propylene oxide manufacturers employ TBHP-based formulations in the catalytic epoxidation of propylene. Sourcing stabilized, water-containing grades ensures controlled oxidation conditions and minimizes safety risks in the oxirane ring formation process. Producers achieve consistent conversion by closely monitoring peroxide dosing, selectivity, and byproduct management.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 for chemical registration
    • OECD Guidelines for Testing of Chemicals (GHS application)
    • ISO 9001:2015 Quality Management System
    • Responsible Care® Global Charter

    Typical usage ratio

    • 10–20 wt% relative to propylene (adjusted based on catalyst system and batch size to balance conversion and selectivity)

    Downstream process integration

    • Introduced in the dedicated oxidizer feed point upstream of reactor entry under continuous or semi-batch operation

    Final product types

    • Propylene oxide for polyether polyols, glycols, and surfactant intermediates
    • Byproduct tert-butanol utilized as a solvent or chemical feedstock

    2. Polymerization Initiator for Acrylic Resins

    TBHP provides consistent radical generation in industrial production of high-molecular weight acrylic and methacrylic resins. Its aqueous-stabilized grade facilitates controlled polymer growth and minimizes exothermic risk during high-throughput batch and semi-batch polymerization, essential for reliable resin quality across coatings and adhesives sectors.

    Industry compliance standards

    • ISO 14001:2015 Environmental Management System
    • German Ordinance on Facilities for Handling Substances Hazardous to Water (AwSV)
    • ASTM D2567 Standard Practice for Acrylic Resins
    • Registration under the US EPA TSCA Inventory

    Typical usage ratio

    • Between 0.05% and 0.3% by weight of total monomer content (case-by-case optimization depending on molecular weight targets and reactor volume)

    Downstream process integration

    • Fed directly into the monomer emulsion or solution stage before initiation of the polymerization reaction at controlled temperatures

    Final product types

    • Water-based and solvent-based acrylic resin dispersions
    • Acrylic adhesives and sealants for industrial use
    • Protective and decorative coating binders

    3. Oxidation Agent in Pharmaceutical Intermediate Manufacturing

    API and pharmaceutical intermediate plants utilize TBHP for selective oxidation transformations, such as converting sulfides to sulfoxides or alcohols to ketones. The diluted peroxide formulation mitigates thermal runaway scenarios while allowing precise oxidation under GMP-compliant settings, supporting active ingredient synthesis for regulated markets.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for APIs
    • US FDA 21 CFR Part 210/211
    • Pharmaceutical Inspection Co-operation Scheme (PIC/S)
    • EU EudraLex Volume 4 GMP guidelines

    Typical usage ratio

    • 0.3 to 1 molar equivalent versus substrate, adjusted based on functional group sensitivity and in-process monitoring (stoichiometry tailored to maximize conversion and minimize over-oxidation)

    Downstream process integration

    • Integrated into reaction reactors following precise charging protocols, often under inert atmosphere and controlled temperature profiles

    Final product types

    • Oxidized pharmaceutical intermediates (e.g., sulfoxides for API synthesis)
    • Non-steroidal anti-inflammatory precursor compounds
    • Specialty fine chemicals for further derivatization

    4. Curing Agent in Unsaturated Polyester Resin Systems

    Manufacturers of fiber-reinforced composites utilize TBHP to initiate room-temperature or elevated-temperature curing of unsaturated polyester resins. The aqueous-based peroxide allows precise working time and hardening control, critical for automotive, construction, and marine laminate operations where component reproducibility and mechanical performance are mandatory.

    Industry compliance standards

    • EN ISO 527-2 (Plastics – Determination of tensile properties)
    • ISO 9001:2015 certified process management
    • Directive 2011/65/EU (RoHS) for electronic and automotive components
    • U.S. EPA Clean Air Act – MACT standards for composite fabrication

    Typical usage ratio

    • 0.5–2 parts by weight per 100 parts resin (variation depends on laminate thickness, ambient temperature, and specific resin grade)

    Downstream process integration

    • Added immediately before casting, molding, or pultrusion, often in combination with cobalt accelerator in metered mixing systems

    Final product types

    • Glass fiber-reinforced polyester panels for automotive and truck components
    • Marine-grade molded parts (hulls, decks)
    • Construction gratings and enclosures

    5. Laboratory and Pilot-Scale Fine Chemical Oxidations

    Chemical plants and R&D facilities rely on stabilized TBHP for scalable laboratory and pilot production of fine chemicals, specialty reagents, and intermediates involving tertiary alcohol, aldehyde, or ketone formation through controlled oxidation steps. The product’s water content aids safe handling, addressing both process safety and yield optimization concerns in early-stage development and scale-up environments.

    Industry compliance standards

    • Local and national hazardous chemical management laws (e.g. OSHA Process Safety Management)
    • ISO/IEC 17025:2017 for laboratory testing and calibration
    • GLP (Good Laboratory Practice) directives
    • Company-specific process safety management protocols (PSM)

    Typical usage ratio

    • 0.2 to 1.2 equivalents per target functional group (benchmark established during route scouting; variation supports screening and pilot adjustments)

    Downstream process integration

    • Introduced via metered syringe pumps or controlled dropping funnels during temperature-controlled, stirred reactions; followed by analytical monitoring and workup integration

    Final product types

    • Fine organic intermediates for agrochemical, electronic, or pharmaceutical synthesis
    • R&D-scale reference standards
    • Specialty oxidized chemical entities for CRO and CDMO output

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    Certification & Compliance
    More Introduction

    Tert-Butyl Hydroperoxide [Content ≤ 79%, Water Content>14%]: Quality and Practical Performance from the Manufacturer’s Perspective

    Practical Experience with TBHP: Our Direct View from the Factory Floor

    In our thirty years of hands-on work with organic peroxides, Tert-Butyl Hydroperoxide (TBHP) with a content of up to 79% and a water share above 14% became an important staple in our production landscape. Few chemicals have spurred as much careful conversation in the lab as TBHP, mostly due to its strong oxidizing properties and the safety requirements tied to its storage and handling. Today, customers come to us not only for reliable supply but for honest insights born from the day-to-day realities of manufacturing, storing, and shipping this compound at scale.

    Knowing TBHP: What We Learned from Decades of Handling

    A product with this specification stands apart in the field of hydroperoxides. The contents and water ratio mark it distinct from higher-purity TBHP or more anhydrous forms. Some producers aim for concentrations above 90%, but our focus on the ≤79% model has solid technical backing. Above this threshold, the risk of violent decomposition rises. By maintaining a significant water content—over 14% by formulation—we offset some of the thermal hazards typical of this peroxide. Water acts as a moderating agent; not just theoretically, but in practice. Several process accidents in the world’s chemical corridors have illustrated why water should never take a back seat in these mixtures if production, storage, and end use environments do not strictly control for heat and catalysts.

    You will sometimes see competitors market extremely high-purity TBHP for niche sectors. That path invites tight regulations, daunting insurance rates, and constant vigilance. We chose a more workable formula that suits most polymerization needs and select oxidation reactions, giving both safety and adaptability priority status. Our blends are designed based on practical conversations with plant engineers, regulatory officers, and freight teams who see the equation with both risk and utility in mind.

    Specifications Are More Than Numbers: How Our TBHP Works in the Real World

    By focusing on ≤79% TBHP with water content above 14%, we find a functional sweet spot for many industrial users. Our product still delivers the oxidative force needed for initiators in polymerization, epoxidation, and select oxidation reactions. Day-in and day-out, our engineers lean into the nature of the material: TBHP supplies a strong, steady release of free radicals at moderate temperatures, making it popular in manufacturing sectors where high reactivity with manageable risk is crucial.

    Production of this grade TBHP demands rigour at every step. Our process lines use corrosion-resistant materials, precisely monitored feed streams, and closed transfer systems. Unlike the neat, solvent-free forms, our product with extra moisture has a bulkier feel, flows smoothly, and tolerates moderate variance in handling temperature. Storage tanks on-site reflect real-world experience—cooling jackets, nitrogen blanketing, and regular agitation cycles keep things stable and homogeneous. Over the years, we found that slight water upswings rarely threaten quality but do a world of good for safety and logistics teams tasked with monitoring peroxide inventories.

    Comparison with Other TBHP Grades: What Sets Our Model Apart

    In the crowded field of organic peroxides, distinctions arise not just from numbers on a spec sheet but from how the chemical behaves at every stage—production, transport, storage, and actual use. TBHP going above 80% purity is typically reserved for laboratory work or tightly controlled specialty synthesis. These grades often ship from facilities with more demanding safety protocols, and typically require more stringent regulatory filings before leaving the plant.

    By contrast, TBHP below the 80% line with water content over 14% can ship under less restrictive UN packing classifications in many regions, often reducing overall costs and logistical hurdles for downstream users. Our team continually reviews regulatory changes, and we tailor packaging to keep compliance aligned with the latest UN Recommendations on the Transport of Dangerous Goods. Whenever safety discussions come up with clients—and they always do—we anchor our advice in on-the-ground reality: higher water means lower volatility, improved shelf-life, and easier blending into most production recipes. That is why dozens of long-standing customers in the plastics, resins, and fine chemical industries trust this grade to make their own shops safer.

    It’s worth pointing out the difference between TBHP-water solutions and solvent blends. Some manufacturers sell TBHP dissolved in solvents like decane to boost storage stability and decrease hazard class. We do offer those as well, but many operators prefer the water-laden, solvent-free blend for greater reactivity and to avoid residue issues in their reactors. In our own production trials, water-based TBHP left cleaner runs and fewer surprises in downstream washes.

    Applications Driven by User Demands and Manufacturing Realities

    Most of our output goes to clients in polymer manufacturing. Specifically, TBHP with our stated content finds daily use as an effective initiator for polymerization of styrene, acrylates, and various ethylene derivatives. In these processes, careful dosing matters. Technical teams who run the polymer lines prefer our product because the mixture retains enough punch to start and maintain the reaction, yet carries a built-in safety net against runaways. We partner closely with plant chemists to optimize initiator use rates, tracking output quality through thousands of batches each year.

    Beyond polymerization, our TBHP serves as a valuable oxidation reagent in the synthesis of epoxides and certain ketones. In these roles, predictability and thermal management trump theoretical conversion rates. Everyone involved, from our formulation specialists to end-user chemists, shares feedback on batch consistency and off-gas profiles, helping us fine-tune our processes. Unlike neater peroxides, our product rarely triggers local heating above critical exotherm points. Over the years, fewer surprise interruptions or evacuations have come from water-rich TBHP stocks versus concentrated alternatives.

    The same water content that moderates risk also grants more flexible inventory management for our customers. In lean periods, batches keep their performance longer, resisting concentration shifts from routine evaporation—particularly important in humid or warm climates. Unlike some of the high-purity peroxides, which degrade rapidly and muster regulatory scrutiny, our blend stands up to months of routine storage, supported by regular tank inspections and simple maintenance.

    Issues and Solutions: Stability, Safety, and the Real Cost of Chemical Handling

    Every experienced chemical manufacturer recognizes the debates around safety versus performance. Some customers argue for the highest purity to maximize theoretical output, but we have seen the accidents, equipment downtime, and audit headaches this approach brings. Water in TBHP acts as our frontline defense against runaway decomposition and overpressure risks, especially in the event of batch mixing delays or brief lapses in cooling.

    The balance of water in the formula does present its own challenges. Not every process line is designed for higher-moisture materials. In our own facilities, we invested in dedicated, lined piping and pumps to keep dilution changes from clogging metering systems. We advise clients to review their dosing setups: positive-displacement pumps and regular maintenance checks outperform open, gravity-fed systems every time. For customers with applications intolerant of extra water, our technical team often recommends secondary drying steps or steers them to solvent-based TBHP formulations tailored for those reactions.

    Shipping and logistics make up the backbone of peroxide business, and our warehouse crew treats every drum of TBHP as a potential hazard until field-verified data says otherwise. Double seals, vapor-proof locks, and temperature data logging—these are standard features in our operation. We share these protocols freely because we know from experience that a single mishandled container can undo years of careful relationship-building in the market.

    In our region, changing climate patterns affect everything from humidity inside our stores to the flashpoints of nearby solvents. Our engineering office revisited ventilation, setback distances, and emergency response plans based on seasonal storm profiles that did not exist a decade ago. We regularly liaise with local fire services and regulatory authorities to ensure that our facilities exceed basic codes. From our side, we believe any chemical manufacturer should maintain a transparent dialogue with both neighbors and clients—chemicals like TBHP demand nothing less.

    Walking the Line between Innovation and Discipline

    For every new polymer or specialty chemical our clients develop, TBHP plays a supporting, often unseen, role. We regularly conduct internal pilot studies to see how our grade performs in new recipes—testing for not just yield and molecular weight, but practical metrics like shelf-life, downtime, and waste ratios. The outcomes speak for themselves. In most pilot-scale syntheses, the safer, water-rich TBHP gives higher cumulative uptime, lower maintenance cost, and improved downstream safety. Quality inspectors on both our side and client plants verify samples by titration and Karl Fischer methods, maintaining a feedback loop that few trading houses can match.

    In the past, suppliers kept silent about how their products performed outside the warehouse doors. We take a different stance: our process chemists and logistics supervisors regularly visit large-scale customer plants to observe actual results, not just sell tonnage. During these visits, we see firsthand how unexpected ambient temperatures, drum handling, or simple operator switches can alter TBHP behavior. This kind of feedback pushes us to make incremental tweaks every year, optimizing both product and service.

    We also invest in continuous training for our in-house and delivery teams. Safety briefings, spill response drills, and emergency shutdown scenarios get woven into routine operations. Our perspective is simple—every person in our chain who understands the material’s quirks adds another safeguard before TBHP ever meets a production reactor or mixing vessel. For clients, this means a more secure link in their own chemical chain, resulting in fewer fines, less downtime, and better compliance stats during audits or unscheduled inspections.

    The Marketplace: Pricing, Value, and Demand Patterns

    TBHP with ≤79% active content and extra water does not always fetch the highest spot price, but it consistently captures market share among volume-driven buyers. In quiet conversations with purchasing managers, the talk quickly moves past theoretical purity. What matters on their end is long-term cost of ownership—factoring in regulatory fees, special insurance, and hidden downtime. Year after year, we see buyers return not purely for best-in-class yield metrics, but for chemical reliability and sustained support.

    In recent years, rising energy prices and stricter emissions rules shaped the economics around TBHP manufacture. Our investments focus less on shiny plant expansion and more on incremental gains in environmental performance: closed recycling loops for wash waters, catalytic abatement for peroxide offgassing, and smarter tank monitoring. Beyond earning certifications, these measures reinforce customer trust—nobody wants to stake their batch on an unknown storage or waste profile.

    Demand patterns shift as new polymers and specialty chemicals emerge, but the underlying requirement for a robust, workable initiator never really disappears. Stability in supply only comes from decades of manufacturing experience, not from speculative stockpiles. Our oldest TBHP clients rode out market shocks by sticking to suppliers who prioritized process reality over glossy marketing. We keep our pricing steady by maintaining direct lines to raw material sources and keeping back-up logistics ready for disruptions. Few can match the practical reliability that comes from running your own tanks, own your own technical trials, and living with the daily stewardship of hazardous goods.

    Regulatory Environment and Transparency: Hard Lessons and Daily Practice

    Working under local and international rules keeps every chemical operation on its toes. In producing TBHP, regulatory shifts arrive with short warning, often triggered by incidents far from our plants. We do not cut corners with documentation; every batch ships with full traceability and up-to-date composition analysis. When customers audit us—and they do, frequently—we open raw data logs, not just certificates. Our chemists explain test methods, calibration schedules, and even explain why some readings might show minor seasonal swings. That transparency keeps us honest, but more importantly, it helps clients answer their own compliance teams with confidence.

    Over the years, we have built relationships with oversight bodies, not out of obligation but as a way to stay ahead of the curve. We regularly field requests from partners looking for updates on global shipping restrictions, fire code changes, and emerging toxicity reports. At our level, clear, two-way communication with inspectors and customers forms a practical shield against unwanted surprises—whether in an audit or a batch recall.

    We have found success often lies in details others ignore: documenting drum temperatures during last-mile delivery, collecting feedback about label clarity, or sharing third-party impurity analysis so clients know exactly what they are buying. It is not rare for us to help a new client upgrade their own on-site storage practice, based on close calls we survived in our early days. Those stories shape our technical bulletins and safety guides, grounding each recommendation in practical lessons learned—sometimes the hard way.

    Building Trust through Reliability and Openness

    Our journey with TBHP at this content level traces a path shaped by technical curiosity, real-world risk, and continual refinement. Long-time colleagues remind us daily why trust grows slowly in the chemical trades. We take pride in being able to share not only product but also insight drawn from decades standing shoulder to shoulder with plant operators, transporters, and regulators.

    The most valuable thing we offer may not be the peroxide itself, but an understanding of how it fits into complex industrial ecosystems—something you will not find on a generic data sheet. Nothing we recommend to a buyer goes untested in our own facilities. Every storage suggestion, handling precaution, and usage tip reflects thousands of hours moving actual product, not just hypothetical plans.

    As supply chains grow more complex and technical standards rise, the distinction between trader and manufacturer becomes obvious. Anyone can advertise a commodity; only those with real manufacturing experience back it with consistent quality, responsive support, and frank dialogue about both capabilities and limits. For TBHP at 79% and the water-rich blend we produce, our credibility rests on what happens both inside our reactors and in our customers’ plants every day.

    Our Commitment: Practical Solutions, Measured Advice

    Looking ahead, our focus remains on continual improvement. Safer, more efficient handling strategies, training that reflects frontline hazards rather than just bureaucratic requirements, and investment in plant upgrades drive every decision we make. We maintain frequent review cycles with our buyers, technical users, and regulatory partners, always seeking feedback from those closest to the work itself. Where we see recurring issues—whether it is a spike in drum pressure, minor off-coloring, or transport delays—we tackle them head-on, making changes not just for compliance, but for practical peace of mind.

    Our door stays open to questions and new ideas from the people who rely on our products. Anyone using TBHP deserves clear, experience-driven advice and a partner who stands by every shipment. From the mixing tanks to the final product, our approach is grounded in respect for the qualities that make TBHP both powerful and demanding. Each new advance in safety, handling, or application method is built on the same foundation: shared challenges, mutual learning, and the discipline that real manufacturing instills.

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