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TCCA 90 Chlorine Tablets for Pool Disinfection - Top China Suppliers & Factory Quality
Description
Trichloroisocyanuric Acid, also TCCA 90, is a powerful disinfectant widely used in water treatment, agriculture, and healthcare. It is commonly available in the form of tablets, granules, and powders. TCCA 90 is particularly effective chemical as a swimming pool disinfectant, known for its high efficiency and long-lasting action. When dissolved in the water, TCCA tablets slowly release chlorine, ensuring a stable disinfection effect. This makes it an excellent choice for maintaining consistent chlorine levels and prolonging disinfection effects in swimming pools.
Technical Data Sheet
| Chemical Name | Trichloro-s-triazinetrione |
| Synonym(s) | TCCA |
| Molecular Formula | C3N3O3Cl3 |
| Molecular Weight | 232.41 |
| CAS No. | 87-90-1 |
| Appearance | White tablets |
| Odor | Chlorine odor |
| Available Chlorine | 90 % MIN |
| pH | 2.7 - 3.3 (1% solution, 25 °C) |
| Solubility in Water | 1.2 g (25 °C) |
| Moisture | 0.5 % MAX |
| Application | Applied for disinfection of swimming pools and spas |
| Dosage | 1.0 - 3.0 ppm. |
| Usage | Place TCCA tablets in dispensers or floaters, then they will slowly dissolved and produce chlorine for disinfection. |
| Storage |
Keep in a dry, cool and ventilated place away from light. Keep out of reach of children. Keep away from heat and sources of ignition. Keep the container cap close tightly after use. Store away from strong reducing agents, strong acids or water. |
Main Application
As for swimming pools, TCCA 90 is a favored pool chemicals due to its 90% chlorine concentration, making it ideal for large pools. It is stable and doesn't break down like unstabilized chlorine disinfectants. In pools, TCCA tablets can effectively kill bacteria, ensuring the health of swimmers, and controls algae so as to keep the pool water clear and sparkling.
Other Uses
Disinfecting municipal water and guaranteeing civil sanitation
Disinfecting industrial water pretreatment systems
Acting as an oxidizing microbiocide in cooling water systems
Serving as a bleaching agent for cotton, textiles, and synthetic fabrics
Protecting livestock and crops
Functioning as an anti-shrink agent for woolens and in battery materials
As deodorizer in distilleries
Preserving products in horticulture and aquaculture industries
The Guidance of Using TCCA Tablets in Swimming Pools
TCCA tablets with dispensers is the best choice of daily disinfection of swimming pools.
⚠ Important
The pool water should be chlorinated at a level of 1.0 to 3.0 ppm and the pH should be kept in the range of 7.2 to 7.6.
📋 Directions for Use
1. Add TCCA tablets according to the following table:
| Form | Place | Dosage |
| 200 g tablets | Dispensers | 7-15 tablets for 200 m3 of pool water per week |
| 200 g tablets | Feeders | 1-3 tablets for 200 m3 of pool water per day |
| 20 g tablets | Dispensers | 70-150 tablets for 200 m3 of pool water per week |
| 20 g tablets | Feeders | 10-30 tablets for 200 m3 of pool water per day |
| Powder | 200 g for 200 m3 of pool water per day |
- 2Keep the pool circulation system running.
- 3Daily test the pool water to ensure that the chlorine concentration meets the requirements of 1.0 to 3.0 ppm.
Handling Precautions
Keep containers sealed when you do not use TCCA tablets.
Store in a cool, dry, well-ventilated place away from heat and fire.
When handling TCCA tablets, wear clean and dry clothing to avoid inhaling dust and prevent eye or skin contact with chemicals.
Wear rubber or plastic gloves and safety glasses for protection.
Frequently Asked Questions (FAQ)
What is TCCA 90 and what is it used for?
TCCA 90 (Trichloroisocyanuric Acid) is a high-strength chlorine-based disinfectant containing 90% available chlorine. It is widely used for disinfecting swimming pools, spas, municipal water systems, industrial cooling water, and in agriculture and healthcare applications.
How do TCCA tablets work in a swimming pool?
TCCA tablets are placed in dispensers or floaters in the pool. They dissolve slowly and continuously release chlorine into the water, maintaining a stable disinfection level that kills bacteria, viruses, and algae to keep the pool water safe and clear.
What is the correct dosage of TCCA tablets for a swimming pool?
The recommended chlorine level is 1.0 to 3.0 ppm with a pH range of 7.2 to 7.6. For 200 g tablets in dispensers, 7–15 tablets per 200 m³ of pool water per week is standard. Dosage varies depending on tablet size and application method — refer to the dosage table above for full details.
How should TCCA 90 tablets be stored safely?
TCCA 90 should be stored in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and open flames. Keep containers tightly sealed after use, store away from strong acids, reducing agents, and water, and ensure the product is out of reach of children.
What safety precautions should be taken when handling TCCA tablets?
Always wear rubber or plastic gloves, safety glasses, and clean dry clothing when handling TCCA tablets. Avoid inhaling dust or allowing the chemical to contact your skin or eyes. Keep containers sealed when not in use and store away from heat and ignition sources.
Can TCCA 90 be used for applications other than swimming pools?
Yes. Beyond swimming pools, TCCA 90 is used to disinfect municipal drinking water, industrial water pretreatment systems, and cooling water systems. It also serves as a bleaching agent for textiles, a protective agent for livestock and crops, a deodorizer in distilleries, and a preservative in horticulture and aquaculture.