Trichloroisocyanuric acid, commonly called TCCA, is a potent disinfectant and bleaching agent widely used in water treatment, sanitation, and various industrial applications. Known for its effectiveness in killing bacteria, viruses, and algae, TCCA is essential in maintaining clean and safe water systems. This post explores the chemical properties, applications, and safety measures associated with trichloroisocyanuric acid, providing a thorough overview for researchers and industry professionals.
Description
Trichloroisocyanuric acid is a white crystalline powder with a strong chlorine odor. It is highly effective as a chlorinating agent due to its high available chlorine content. TCCA is stable under normal conditions but reacts vigorously with moisture, releasing chlorine gas.
Product Information
- IUPAC Name: 1,3,5-Trichloro-1,3,5-triazinane-2,4,6-trione
- Common Name: Trichloroisocyanuric acid (TCCA)
- CAS Number: 87-90-1
- Molecular Formula: C₃Cl₃N₃O₃
- Molecular Weight: 232.41 g/mol
- Appearance: White crystalline powder
- Solubility: Slightly soluble in water; soluble in organic solvents like acetone and dichloromethane
Applications
- Water Treatment
- TCCA is widely used in swimming pools, drinking water, and wastewater treatment due to its strong disinfectant properties.
- Sanitation
- It is used in disinfection and sanitation of surfaces, equipment, and facilities in various industries, including food processing and healthcare.
- Bleaching Agent
- Employed in the textile and paper industries as a bleaching agent, providing efficient and effective bleaching action.
- Algaecide and Bactericide
- TCCA is used to control algae and bacterial growth in cooling towers, reservoirs, and other water systems.
- Industrial Applications
- Used in chemical synthesis and as a reagent in various industrial processes.
Physicochemical Information
- Molecular Formula: C₃Cl₃N₃O₃
- Molecular Weight: 232.41 g/mol
- Appearance: White crystalline powder
- Solubility: Slightly soluble in water; soluble in organic solvents like acetone and dichloromethane
Safety Information According to GHS
- Hazard Statements:
- H272: May intensify fire; oxidizer
- H302: Harmful if swallowed
- H319: Causes serious eye irritation
- H335: May cause respiratory irritation
- H410: Very toxic to aquatic life with long-lasting effects
- Precautionary Statements:
- P220: Keep away from clothing and other combustible materials.
- P261: Avoid breathing dust/fume/gas/mist/vapors/spray.
- P280: Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
- P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Safety Information
- Hazards: TCCA is a strong oxidizer and can cause severe irritation to skin, eyes, and respiratory system. It can intensify fires in contact with combustible materials.
- Protective Measures: Use appropriate personal protective equipment (PPE) such as gloves, safety goggles, and lab coats. Work with TCCA should be conducted in a well-ventilated area, preferably in a fume hood.
- Storage: Store in a cool, dry place in tightly sealed containers, away from moisture and combustible materials.
Storage and Shipping Information
- Storage Conditions: Store in a cool, dry place in tightly sealed containers. Protect from moisture and keep away from combustible materials.
- Shipping Information: Transport according to local regulations. Ensure containers are secure and upright during transit to prevent leaks.
Transport Information
- UN Number: 2468
- Hazard Class: 5.1 (Oxidizing substances)
- Packing Group: II
- Proper Shipping Name: Trichloroisocyanuric acid, dry or trichloroisocyanuric acid, dry mixture
Specifications
- Purity: Typically >90%
- Appearance: White crystalline powder
- Available Chlorine: Approximately 90%
Related Products & Applications
- tert-Butyldimethylsilyl chloride
- Triethylsilane
- HBTU (Hexafluorophosphate Benzotriazole Tetramethyl Uronium)
By understanding the chemical properties, applications, and safety measures of trichloroisocyanuric acid, researchers and industry professionals can effectively utilize this powerful disinfectant and bleaching agent in various scientific and industrial processes while ensuring safety and regulatory compliance.