Description
richloroisocyanuric Acid (TCCA) Specification
1. General Information
- Chemical name: Trichloroisocyanuric Acid
- Abbreviation: TCCA
- Molecular formula: C₃Cl₃N₃O₃
- CAS Number: 87-90-1
- Available chlorine source: Organic chlorine compound
- Appearance: White crystalline powder or granular solid
- Odor: Strong chlorine smell
2. Chemical Composition
Available Chlorine Content
- Standard grade: 90% minimum
- High purity grade: 90–92%
- Low grade (industrial blends): 85–88%
Other Chemical Parameters
- Moisture content: ≤ 0.5–1.0%
- pH (1% solution): 2.7 – 3.3
- Insoluble matter: ≤ 0.1–0.5%
- Cyanuric acid (free): ≤ 1.5–2.0%
- Iron (Fe): ≤ 10–30 ppm
- Heavy metals (as Pb): ≤ 10 ppm
3. Physical Properties
- Form: Powder / Granules / Tablets
- Melting point: 225–230°C (decomposes)
- Solubility in water: Moderate (slow dissolving)
- Stability: Stable under dry, cool conditions
- Density: ~2.0 g/cm³ (solid form)
4. Product Grades
A. Powder Grade
- Fast dissolving
- Used for shock chlorination and industrial disinfection
B. Granular Grade
- Controlled dissolution
- Used in pools and continuous dosing systems
