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Trichloro-S-Triazinetrione is a chlorinated isocyanurate compound that releases available chlorine when dissolved in water.
Trichloro-S-Triazinetrione functions as a concentrated chlorinating, sanitizing, disinfecting, bleaching, and oxidation agent in water-treatment and industrial applications.
Trichloro-S-Triazinetrione is generally supplied as a white crystalline powder, granules, or compressed tablets with a mild chlorine-like odor.
CAS Number: 87-90-1
EC Number: 201-782-8
Molecular Formula: C3Cl3N3O3
Molecular Weight: 232.41 g/mol
SYNONYMS
Trichloroisocyanuric Acid, Trichloro-s-Triazinetrione, Trichloro-S-Triazinetrione, Trichloro-s-Triazine-2,4,6-Trione, 1,3,5-Trichloro-1,3,5-Triazine-2,4,6-Trione, 1,3,5-Trichloro-1,3,5-Triazinane-2,4,6-Trione, Trichloro-1,3,5-Triazinetrione, Trichloro-1,3,5-Triazine-2,4,6-Trione, 1,3,5-Trichloro-s-Triazine-2,4,6-Trione, 1,3,5-Trichloroisocyanuric Acid, Trichloroisocyanuric Acid Anhydrous, Trichloroisocyanurate, Trichloroisocyanuric Compound, Trichloroisocyanuric Chlorine, Trichlorocyanuric Acid, Trichlorocyanuric Acid, Symclosene, Symclosene Anhydrous, Troclosene, TCCA, TCCCA, TCI, Trichlor, Trichloro Compound, Trichloroisocyanurate Chlorine, Chlorinated Isocyanurate, Chlorinated Isocyanuric Acid, Chlorinated Cyanuric Acid, Trichlorinated Isocyanuric Acid, Trichlorinated Cyanuric Acid, Dry Trichloro-s-Triazinetrione, Granular Trichloroisocyanuric Acid, Powdered Trichloroisocyanuric Acid, Trichloroisocyanuric Acid Granules, Trichloroisocyanuric Acid Powder, Trichloroisocyanuric Acid Tablets, Stabilized Chlorine Compound, Stabilized Chlorinating Agent, Stabilized Organic Chlorine, Organic Chlorine Donor, Chlorine-Releasing Isocyanurate, Slow-Dissolving Chlorine Donor, Dry Chlorine Donor, High-Available-Chlorine Isocyanurate, Isocyanuric Acid Trichloride, Isocyanuric Chloride, Cyanuric Acid Trichloride, 1,3,5-Trichloro-2,4,6-Trioxohexahydro-s-Triazine, 1,3,5-Trichlorohexahydro-1,3,5-Triazine-2,4,6-Trione, 1,3,5-Trichloro-2,4,6-Triazinetrione, Trichloro-2,4,6-Triazinetrione, Trichlorisocyanuric Acid, Trichloroisocyanuric Acid 87-90-1, Trichloro-S-Triazinetrione 87-90-1, Symclosene 87-90-1, TCCA 87-90-1, C3Cl3N3O3, CAS 87-90-1, CAS-87-90-1, CAS Number 87-90-1, EC 201-782-8, EC Number 201-782-8, EINECS 201-782-8, PubChem CID 6909, CID 6909, UN 2468, UN2468, MFCD00006553, DTXSID9026268, InChIKey YRIZYWQGELRKNT-UHFFFAOYSA-N
APPLICATIONS
Trichloro-S-Triazinetrione serves as a concentrated chlorine source in swimming-pool water treatment where controlled microbial reduction and residual sanitation are required.
Trichloro-S-Triazinetrione releases available chlorine gradually when properly dosed, thereby supporting continued treatment between routine water-quality checks.
Trichloro-S-Triazinetrione functions as a chlorinating agent in residential and commercial swimming pools.
Trichloro-S-Triazinetrione helps maintain microbiological water quality when pH, circulation, stabilizer concentration, and chlorine residual are properly controlled.
Trichloro-S-Triazinetrione supports spa and hot-tub maintenance in formulations specifically designed and authorized for those systems.
Trichloro-S-Triazinetrione provides concentrated available chlorine, although dosage must account for elevated temperature, lower water volume, and rapid disinfectant demand.
Trichloro-S-Triazinetrione contributes to routine pool sanitation by controlling bacteria, algae, and other susceptible microorganisms.
Trichloro-S-Triazinetrione combines chlorination with a stabilized isocyanurate structure that can reduce rapid chlorine loss from sunlight in outdoor water systems.
Trichloro-S-Triazinetrione facilitates shock-treatment products intended to restore chlorine levels after heavy bathing loads, contamination, or adverse weather.
Trichloro-S-Triazinetrione promotes oxidation of organic residues when applied according to the concentration and operating instructions established for the treatment system.
Trichloro-S-Triazinetrione enables the manufacture of slow-dissolving chlorinating tablets for use in compatible feeders, floaters, and skimmer-based dosing equipment.
Trichloro-S-Triazinetrione provides compact high-active-content dosage forms that simplify storage, transport, and controlled addition.
Trichloro-S-Triazinetrione offers a suitable active component for granular pool-treatment formulations requiring rapid dispersion relative to large compressed tablets.
Trichloro-S-Triazinetrione allows manufacturers to adjust particle size, dissolution profile, and application method according to the intended treatment program.
Trichloro-S-Triazinetrione finds application in algaecidal pool-maintenance products because released chlorine interferes with susceptible algal growth.
Trichloro-S-Triazinetrione supports clearer water when chlorine demand, circulation, filtration, pH, and physical cleaning are managed together.
Trichloro-S-Triazinetrione acts as a bactericidal and sanitizing ingredient in registered water-treatment formulations.
Trichloro-S-Triazinetrione must be used at the approved concentration because antimicrobial performance depends on available chlorine, contact time, pH, temperature, and organic load.
Trichloro-S-Triazinetrione supports industrial recirculating-water treatment where microbial growth can reduce heat-transfer efficiency or promote fouling.
Trichloro-S-Triazinetrione provides an oxidizing chlorine residual that assists control of susceptible slime-forming microorganisms in appropriately engineered systems.
Trichloro-S-Triazinetrione contributes to cooling-tower maintenance programs designed to reduce biological deposits.
Trichloro-S-Triazinetrione enables periodic or controlled chlorination when system metallurgy, water chemistry, discharge requirements, and treatment compatibility have been evaluated.
Trichloro-S-Triazinetrione facilitates microbial control in selected industrial process-water systems.
Trichloro-S-Triazinetrione helps limit biological contamination when applied through calibrated equipment under site-specific operating procedures.
Trichloro-S-Triazinetrione provides a solid chlorine source for water-treatment locations where handling compressed gas or bulk hypochlorite solutions is impractical.
Trichloro-S-Triazinetrione reduces the need to transport large quantities of water because the concentrated active ingredient is supplied in dry form.
Trichloro-S-Triazinetrione supports emergency water-treatment preparations when an approved formulation and validated dosing procedure are available.
Trichloro-S-Triazinetrione requires precise concentration control because excessive addition can create unsafe chlorine levels and corrosive conditions.
Trichloro-S-Triazinetrione functions as a disinfecting active ingredient in certain institutional and industrial formulations.
Trichloro-S-Triazinetrione releases hypochlorous acid in water, which provides the principal oxidizing species responsible for antimicrobial action.
Trichloro-S-Triazinetrione contributes to hard-surface disinfectant concentrates when the formulation is specifically developed and registered for that purpose.
Trichloro-S-Triazinetrione supports microbial reduction only after correct dilution, complete dissolution, adequate wet contact time, and appropriate surface compatibility are achieved.
Trichloro-S-Triazinetrione enables preparation of sanitizing solutions for selected nonporous equipment and environmental surfaces.
Trichloro-S-Triazinetrione must not be applied outside the conditions permitted by the relevant product label and local regulations.
Trichloro-S-Triazinetrione serves as an oxidizing component in cleaning formulations designed to remove organic discoloration and odor-producing residues.
Trichloro-S-Triazinetrione assists oxidative cleaning but should never be mixed directly with acids, ammonia, reducing agents, or incompatible cleaners.
Trichloro-S-Triazinetrione supports bleaching formulations for compatible textile and industrial substrates.
Trichloro-S-Triazinetrione oxidizes susceptible chromophoric groups, thereby reducing unwanted coloration under carefully controlled concentration and temperature conditions.
Trichloro-S-Triazinetrione facilitates bleaching of selected cellulosic materials where stabilized dry chlorine delivery is advantageous.
Trichloro-S-Triazinetrione requires process control to limit excessive oxidation, fiber damage, yellowing, or loss of material strength.
Trichloro-S-Triazinetrione contributes to laundry destaining products formulated for chlorine-tolerant white fabrics.
Trichloro-S-Triazinetrione helps remove oxidizable stains, although Trichloro-S-Triazinetrione is unsuitable for many colored, delicate, protein-based, or chlorine-sensitive textiles.
Trichloro-S-Triazinetrione functions as an oxidizer in specialty paper and pulp treatment processes where chlorine-based bleaching is technically appropriate.
Trichloro-S-Triazinetrione enables controlled oxidative action but must be evaluated for effects on brightness, viscosity, fiber integrity, and wastewater chemistry.
Trichloro-S-Triazinetrione supports sanitation programs in selected food-processing environments through appropriately registered formulations.
Trichloro-S-Triazinetrione requires strict control of dilution, contact time, rinsing requirements, and compatibility with equipment materials.
Trichloro-S-Triazinetrione provides available chlorine for certain beverage, dairy, and processing-equipment sanitation systems where authorized.
Trichloro-S-Triazinetrione helps reduce microbial contamination on compatible surfaces after preliminary soil removal and correct cleaning.
Trichloro-S-Triazinetrione contributes to sanitation of selected tanks, pipelines, utensils, and processing equipment.
Trichloro-S-Triazinetrione performs most effectively when organic deposits have been removed because heavy soil rapidly consumes available chlorine.
Trichloro-S-Triazinetrione enables controlled chlorination in some agricultural water and equipment-treatment applications.
Trichloro-S-Triazinetrione must be applied according to crop, irrigation, equipment, environmental, and residue requirements relevant to the intended use.
Trichloro-S-Triazinetrione supports treatment of selected wastewater streams requiring oxidation or microbial control.
Trichloro-S-Triazinetrione dosage must account for chlorine demand, ammonia content, organic matter, discharge limits, and formation of chlorinated by-products.
Trichloro-S-Triazinetrione facilitates odor control where reduced sulfur compounds or other oxidizable odorants are present.
Trichloro-S-Triazinetrione can convert susceptible odor-producing compounds, although uncontrolled treatment may release irritating chlorine-containing vapors.
Trichloro-S-Triazinetrione promotes oxidation of certain organic and inorganic contaminants in engineered water systems.
Trichloro-S-Triazinetrione effectiveness depends on reaction kinetics, pH, temperature, competing demand, mixing, and contact time.
Trichloro-S-Triazinetrione serves as a chlorine donor in formulations intended for sewage and effluent disinfection.
Trichloro-S-Triazinetrione supports pathogen reduction before discharge when treatment design and residual-chlorine control meet applicable requirements.
Trichloro-S-Triazinetrione functions as a dry active ingredient in compact sanitation tablets.
Trichloro-S-Triazinetrione allows accurate unit dosing when tablet composition, compression, dissolution, and storage stability are carefully controlled.
Trichloro-S-Triazinetrione supports effervescent chlorinating formulations after combination with compatible ingredients selected through controlled formulation studies.
Trichloro-S-Triazinetrione must remain physically separated from incompatible acidic or reactive components until intentional dilution under safe conditions.
Trichloro-S-Triazinetrione contributes to powdered disinfectant concentrates designed for dissolution immediately before use.
Trichloro-S-Triazinetrione provides extended shelf stability relative to many dilute chlorine solutions when moisture and contamination are excluded.
Trichloro-S-Triazinetrione enhances logistical efficiency in remote or high-volume treatment operations because Trichloro-S-Triazinetrione contains a high proportion of available chlorine.
Trichloro-S-Triazinetrione reduces packaging volume compared with low-strength liquid chlorine sources but introduces strong-oxidizer handling requirements.
Trichloro-S-Triazinetrione offers controlled chlorine release for compatible automatic-feed systems.
Trichloro-S-Triazinetrione enables steadier residual maintenance when water flow, feeder design, tablet size, and dissolution rate are matched.
Trichloro-S-Triazinetrione finds application in marine and recreational-water treatment systems designed for stabilized chlorination.
Trichloro-S-Triazinetrione requires monitoring of cyanuric acid accumulation because repeated use introduces both available chlorine and cyanurate into the water.
Trichloro-S-Triazinetrione supports seasonal pool-opening and pool-closing programs where concentrated oxidation and residual sanitation are required.
Trichloro-S-Triazinetrione must be balanced with alkalinity, pH, hardness, stabilizer concentration, circulation, and filtration to prevent treatment problems.
Trichloro-S-Triazinetrione contributes to biofilm-control programs as part of combined chemical and mechanical cleaning.
Trichloro-S-Triazinetrione oxidizes accessible biological material, while established deposits may require brushing, flushing, or additional approved treatment.
Trichloro-S-Triazinetrione facilitates control of microbial slime in compatible piping, reservoir, and recirculation systems.
Trichloro-S-Triazinetrione performs more consistently when dosing points provide rapid mixing and adequate contact throughout the treated volume.
Trichloro-S-Triazinetrione provides an active chlorine source for laboratory evaluations of chlorination chemistry.
Trichloro-S-Triazinetrione enables researchers to study chlorine demand, residual decay, cyanurate equilibria, oxidation kinetics, and disinfection performance.
Trichloro-S-Triazinetrione functions as a reference compound in analytical methods for chlorinated isocyanurates.
Trichloro-S-Triazinetrione supports chromatographic and occupational-air methods designed to distinguish Trichloro-S-Triazinetrione from cyanuric acid and related compounds.
Trichloro-S-Triazinetrione contributes to available-chlorine assay development and quality-control testing.
Trichloro-S-Triazinetrione allows laboratories to evaluate active content, moisture, particle size, dissolution, acidity, and impurity profiles.
Trichloro-S-Triazinetrione serves as a model substance in research involving N-chlorinated heterocyclic compounds.
Trichloro-S-Triazinetrione provides three reactive chlorine atoms attached to the isocyanurate nitrogen atoms within a symmetrical ring structure.
Trichloro-S-Triazinetrione supports investigations of chlorine-transfer reactions in organic and inorganic chemistry.
Trichloro-S-Triazinetrione can act as a solid chlorinating or oxidizing reagent when reaction selectivity and compatibility have been established.
Trichloro-S-Triazinetrione facilitates laboratory chlorination of selected organic substrates under controlled conditions.
Trichloro-S-Triazinetrione offers easier weighing than gaseous chlorine, although moisture sensitivity and vigorous reactivity require careful technique.
Trichloro-S-Triazinetrione contributes to oxidation reactions in preparative chemistry where a dry, concentrated chlorine donor is beneficial.
Trichloro-S-Triazinetrione may provide different selectivity from hypochlorite solutions because solvent, water content, pH, and substrate structure affect chlorine transfer.
Trichloro-S-Triazinetrione enables preparation of certain N-chloro and halogenated intermediates in research-scale synthesis.
Trichloro-S-Triazinetrione should be introduced gradually because localized contact with reactive substrates can cause rapid heat release.
Trichloro-S-Triazinetrione supports materials-compatibility testing for chlorine-exposed plastics, elastomers, coatings, metals, and sealants.
Trichloro-S-Triazinetrione allows accelerated evaluation of discoloration, embrittlement, corrosion, swelling, and surface degradation under controlled exposure.
Trichloro-S-Triazinetrione promotes formulation research involving tablet binders, flow aids, scale-control agents, and dissolution modifiers.
Trichloro-S-Triazinetrione requires all additives to be screened for oxidizer compatibility before blending, milling, compression, or storage.
Trichloro-S-Triazinetrione contributes to stability studies examining moisture uptake, available-chlorine retention, caking, and decomposition.
Trichloro-S-Triazinetrione enables manufacturers to select packaging barriers and storage conditions that preserve product quality.
Trichloro-S-Triazinetrione provides a concentrated active material for custom chlorination products intended for regulated industrial markets.
Trichloro-S-Triazinetrione allows product form and dissolution behavior to be tailored while retaining the core functions of oxidation and chlorine release.
DESCRIPTION
Trichloro-S-Triazinetrione is a chlorinated isocyanurate generally encountered as a white crystalline powder, granules, flakes, or compressed tablets.
Trichloro-S-Triazinetrione may display a mild chlorine-like odor and can absorb moisture when exposed to humid air.
Structurally, Trichloro-S-Triazinetrione contains a six-membered 1,3,5-triazine ring with alternating nitrogen and carbon atoms.
Trichloro-S-Triazinetrione carries one carbonyl group at each carbon position and one chlorine atom bonded to each ring nitrogen.
Chemically, Trichloro-S-Triazinetrione has the molecular formula C3Cl3N3O3 and a molecular weight of approximately 232.41 g/mol.
Trichloro-S-Triazinetrione represents the fully chlorinated derivative of isocyanuric acid and is commonly known as Trichloroisocyanuric Acid or TCCA.
The systematic ring structure of Trichloro-S-Triazinetrione is highly symmetrical.
Trichloro-S-Triazinetrione symmetry contributes to a compact crystalline solid with a high concentration of active chlorine.
Trichloro-S-Triazinetrione functions as an N-chloro compound rather than as a simple inorganic hypochlorite salt.
Trichloro-S-Triazinetrione releases chlorine-containing oxidizing species after contact with water.
When Trichloro-S-Triazinetrione dissolves, hydrolysis establishes equilibria involving hypochlorous acid and cyanuric-acid species.
Trichloro-S-Triazinetrione therefore supplies available chlorine while simultaneously introducing cyanurate into the treated water.
Hypochlorous acid formed from Trichloro-S-Triazinetrione provides the principal antimicrobial and oxidative activity.
Trichloro-S-Triazinetrione performance depends strongly on pH because pH controls the equilibrium between hypochlorous acid and hypochlorite ion.
At lower operating pH within an appropriate treatment range, a larger fraction of the available chlorine exists as hypochlorous acid.
Trichloro-S-Triazinetrione may therefore show different sanitizing efficiency when water alkalinity and pH change.
Cyanurate derived from Trichloro-S-Triazinetrione can reduce rapid photolytic destruction of free chlorine in outdoor water.
Trichloro-S-Triazinetrione consequently provides stabilized chlorination but may cause cyanuric acid to accumulate during repeated application.
Excessive cyanuric-acid accumulation can reduce the effective activity of a measured free-chlorine residual.
Trichloro-S-Triazinetrione treatment programs should therefore include routine monitoring of both free chlorine and stabilizer concentration.
Trichloro-S-Triazinetrione is commonly produced by chlorination of cyanuric acid under carefully controlled reaction conditions.
Trichloro-S-Triazinetrione manufacturing requires management of chlorine addition, pH, temperature, moisture, and reaction completion.
During production, cyanuric-acid nitrogen sites are progressively chlorinated until the trichloro derivative is formed.
Trichloro-S-Triazinetrione is subsequently separated from the process medium and purified to the required specification.
Following reaction, Trichloro-S-Triazinetrione may undergo filtration, washing, drying, screening, milling, granulation, or compaction.
Trichloro-S-Triazinetrione particle form is selected according to dissolution rate, dust control, tablet production, and dosing requirements.
In its commercial form, Trichloro-S-Triazinetrione is available as powder, fine granules, coarse granules, and compressed tablets.
Trichloro-S-Triazinetrione grades may differ in active content, moisture, particle-size distribution, tablet density, dissolution, and additive composition.
Trichloro-S-Triazinetrione tablets are manufactured by compacting compatible granular material under controlled pressure.
Trichloro-S-Triazinetrione tablet quality depends on granule strength, flow, moisture, compression force, dimensions, and oxidizer-compatible processing aids.
Granular Trichloro-S-Triazinetrione generally provides faster dispersion than large tablets.
Trichloro-S-Triazinetrione granules are selected where manual dosing, rapid treatment, or formulation blending requires a smaller particle form.
Powdered Trichloro-S-Triazinetrione offers high surface area and rapid contact with water.
Trichloro-S-Triazinetrione powder also produces a greater dust risk and therefore requires enclosed transfer and effective local exhaust ventilation.
Trichloro-S-Triazinetrione contains a high proportion of available chlorine compared with many dilute liquid chlorinating agents.
Trichloro-S-Triazinetrione commonly forms the basis of concentrated dry chlorination products for water-treatment applications.
Owing to its concentrated form, Trichloro-S-Triazinetrione reduces storage and transportation volume for a given quantity of available chlorine.
Trichloro-S-Triazinetrione nevertheless requires segregation and strong-oxidizer controls that differ from those used for ordinary nonreactive solids.
Trichloro-S-Triazinetrione has limited but operationally significant solubility in water.
Trichloro-S-Triazinetrione dissolves gradually, making compressed forms suitable for controlled-release chlorination.
Water temperature, circulation, particle size, tablet density, and flow rate affect Trichloro-S-Triazinetrione dissolution.
Trichloro-S-Triazinetrione dissolves more rapidly when surface area, temperature, and water movement increase.
Trichloro-S-Triazinetrione dissolution generally creates an acidic effect in treated water.
Trichloro-S-Triazinetrione can therefore lower pH and total alkalinity during repeated use if water balance is not corrected.
The acidic influence of Trichloro-S-Triazinetrione distinguishes Trichloro-S-Triazinetrione from alkaline hypochlorite products.
Trichloro-S-Triazinetrione treatment must account for this difference when maintaining balanced water chemistry.
Trichloro-S-Triazinetrione is not intended to be dissolved in a closed unvented container.
Trichloro-S-Triazinetrione can generate pressure or concentrated chlorine-containing vapors if water enters confined packaging or incompatible equipment.
Moisture contamination can initiate slow decomposition of Trichloro-S-Triazinetrione and increase heat generation.
Trichloro-S-Triazinetrione should therefore remain dry until intentional addition to a properly ventilated treatment system.
Trichloro-S-Triazinetrione is a strong oxidizing material.
Trichloro-S-Triazinetrione can intensify combustion when contaminated with combustible, organic, reducing, or readily oxidizable substances.
Contact between Trichloro-S-Triazinetrione and acids can release toxic chlorine-containing gases.
Trichloro-S-Triazinetrione must never be mixed directly with hydrochloric acid, sulfuric acid, acidic cleaners, or acidic pool-treatment products.
Contact between Trichloro-S-Triazinetrione and ammonia or ammonium compounds can form hazardous chloramine and nitrogen-containing reaction products.
Trichloro-S-Triazinetrione should be isolated from ammonia cleaners, ammonium salts, urea-rich materials, and nitrogenous waste.
Mixing Trichloro-S-Triazinetrione with calcium hypochlorite can initiate a violent reaction.
Trichloro-S-Triazinetrione feeders, scoops, containers, and transfer equipment must never be cross-contaminated with other chlorinating chemicals.
Oils, greases, solvents, sawdust, paper, cloth, and many organic materials are incompatible with Trichloro-S-Triazinetrione.
Trichloro-S-Triazinetrione contamination with these materials can cause heat, fire, decomposition, or release of toxic gases.
Finely divided metals and certain metal compounds may react with Trichloro-S-Triazinetrione.
Trichloro-S-Triazinetrione compatibility should therefore be evaluated before selecting process equipment, packaging components, or spill-control materials.
Under normal dry storage conditions, Trichloro-S-Triazinetrione remains comparatively stable.
Trichloro-S-Triazinetrione stability declines when temperature, humidity, contamination, or confinement promotes decomposition.
Trichloro-S-Triazinetrione does not exhibit an ordinary clean boiling transition because heating leads to decomposition.
Trichloro-S-Triazinetrione should therefore be described by decomposition behavior rather than by a conventional boiling point.
At elevated temperature, Trichloro-S-Triazinetrione can release chlorine, nitrogen oxides, carbon oxides, and other irritating or corrosive decomposition products.
Trichloro-S-Triazinetrione should be protected from fire, hot surfaces, welding operations, and direct sunlight during storage.
Trichloro-S-Triazinetrione dust can irritate the eyes, skin, nose, throat, and respiratory tract.
Trichloro-S-Triazinetrione becomes particularly damaging when moisture on body tissues converts available chlorine into reactive acidic and oxidizing species.
Eye contact with Trichloro-S-Triazinetrione can cause serious injury.
Trichloro-S-Triazinetrione handling therefore requires splash-resistant eye protection and procedures that prevent hand-to-eye transfer.
Inhalation of Trichloro-S-Triazinetrione dust or decomposition gas can produce coughing, choking, chest discomfort, and breathing difficulty.
Trichloro-S-Triazinetrione exposure must be terminated immediately by moving the affected person to uncontaminated air.
Ingestion of Trichloro-S-Triazinetrione can cause corrosive injury to the mouth, throat, esophagus, and stomach.
Trichloro-S-Triazinetrione must never be stored in beverage, food, or unlabeled household containers.
Trichloro-S-Triazinetrione reacts more slowly in cold, still water than in warm, rapidly circulating water.
Trichloro-S-Triazinetrione dosing equipment uses this behavior to regulate dissolution from tablets or compacted forms.
High organic contamination rapidly consumes chlorine released by Trichloro-S-Triazinetrione.
Trichloro-S-Triazinetrione dosage requirements therefore increase when water contains sweat, leaves, microorganisms, oils, nitrogen compounds, or other oxidizable matter.
Sunlight can destroy unprotected free chlorine through photochemical reactions.
Trichloro-S-Triazinetrione-derived cyanurate moderates this loss, making Trichloro-S-Triazinetrione particularly useful in outdoor pools.
Trichloro-S-Triazinetrione should not be applied directly to chlorine-sensitive pool surfaces unless the approved directions permit such use.
Trichloro-S-Triazinetrione granules or tablets can cause localized bleaching, staining, or surface damage when concentrated contact occurs.
Trichloro-S-Triazinetrione performance in feeders depends on continuous water flow and equipment compatibility.
Trichloro-S-Triazinetrione must not share a feeder with calcium hypochlorite, brominating agents, or any unidentified residual chemical.
The particle size of Trichloro-S-Triazinetrione influences flowability, dustiness, compaction, dissolution, and segregation in blended formulations.
Trichloro-S-Triazinetrione manufacturers control screening and granulation to obtain consistent handling and treatment performance.
Moisture content is a critical quality parameter for Trichloro-S-Triazinetrione.
Trichloro-S-Triazinetrione with excessive moisture may cake, lose available chlorine, corrode packaging, or show reduced storage stability.
Available-chlorine content provides a central measure of Trichloro-S-Triazinetrione activity.
Trichloro-S-Triazinetrione quality-control laboratories commonly determine available chlorine through validated iodometric or equivalent analytical procedures.
Trichloro-S-Triazinetrione identity can be evaluated through infrared spectroscopy, elemental analysis, chromatography, and related techniques.
Trichloro-S-Triazinetrione purity assessment may additionally examine cyanuric acid, moisture, insoluble matter, and other process-related components.
Compared with sodium dichloroisocyanurate, Trichloro-S-Triazinetrione contains a higher proportion of available chlorine and generally dissolves more slowly.
Trichloro-S-Triazinetrione is consequently favored for compact sustained-release forms, while dichloroisocyanurates may be selected for faster dissolution.
Compared with sodium hypochlorite solution, Trichloro-S-Triazinetrione provides higher active concentration and greater transport efficiency.
Trichloro-S-Triazinetrione also introduces cyanurate and produces different effects on pH, storage, feeder design, and incompatibility management.
Compared with calcium hypochlorite, Trichloro-S-Triazinetrione does not add calcium hardness to treated water.
Trichloro-S-Triazinetrione instead contributes cyanuric acid and must remain completely segregated from calcium hypochlorite because direct mixing can be violent.
Another important feature of Trichloro-S-Triazinetrione is the combination of chemical stabilization and controlled dissolution.
Trichloro-S-Triazinetrione enables sustained chlorination but requires continual monitoring to prevent excessive stabilizer accumulation.
PROPERTIES
Appearance: White crystalline powder, granules, or tablets
Odor: Mild chlorine-like odor
Purity: Grade dependent
Molecular Formula: C3Cl3N3O3
Molecular Weight: 232.41 g/mol
Available Chlorine: Commonly approximately 90% in high-purity grades
Solubility in Water: Moderately soluble and gradually dissolving
pH: Acidic in aqueous solution
Melting Point: Decomposes at elevated temperature rather than melting cleanly
Boiling Point: Not applicable; decomposes on heating
Physical Form: Powder, granules, flakes, or compressed tablets
Stability: Stable when kept dry, cool, uncontaminated, and properly sealed
FIRST AID
Inhalation: Move the exposed person immediately to fresh air and keep the person at rest in a position comfortable for breathing. Obtain urgent medical attention if coughing, choking, wheezing, chest tightness, or breathing difficulty occurs.
Skin Contact: Remove contaminated clothing and brush away dry Trichloro-S-Triazinetrione before washing the affected skin thoroughly with plenty of water. Obtain medical attention if burning, pain, redness, or persistent irritation develops.
Eye Contact: Rinse cautiously and continuously with clean water for at least 15 minutes while holding the eyelids open. Remove contact lenses when present and easy to do, continue rinsing, and obtain immediate medical attention.
Ingestion: Rinse the mouth carefully and obtain immediate medical attention. Do not induce vomiting and do not give acids, ammonia, or neutralizing chemicals.
Note to Physicians: Provide symptomatic and supportive treatment with attention to corrosive injury and possible chlorine-related respiratory effects. Delayed pulmonary symptoms may occur after significant inhalation exposure, particularly when Trichloro-S-Triazinetrione has contacted acids or undergone decomposition.
HANDLING AND STORAGE
Handling: Avoid breathing Trichloro-S-Triazinetrione dust and prevent contact with the skin, eyes, clothing, combustible materials, and incompatible chemicals. Use clean, dry, dedicated equipment during transfer.
Ventilation: Provide effective general ventilation and local exhaust ventilation wherever Trichloro-S-Triazinetrione dust may be generated.
Storage: Store Trichloro-S-Triazinetrione in a tightly closed compatible container in a cool, dry, well-ventilated area away from moisture, heat, acids, ammonia, hypochlorites, reducing agents, organic materials, and ignition sources.
Spill and Leak Procedures: Isolate the area, prevent contamination, and collect dry Trichloro-S-Triazinetrione with clean dedicated noncombustible equipment. Do not return spilled Trichloro-S-Triazinetrione to the original container and do not add water directly to a confined spill.
Handling Precautions: Keep Trichloro-S-Triazinetrione completely separate from other pool chemicals and cleaners. Never mix Trichloro-S-Triazinetrione with acids, ammonia, calcium hypochlorite, organic compounds, or unidentified residues.
