Sodium Dihydroisocyanurate 2-Hydrate CZDA

Technical Information

• Name: Sodium Dihydroisocyanurate Dihydrate
• Synonyms: Sodium Dichloroisocyanurate, NaDCC, SDIC
• Chemical Formula: C3Cl2N3NaO3 - 2H2O
• Molar Mass: 255.98 g/mol
• CAS No.: 51580-86-0
• EC No.: 220-767-7
• Form: solid, powder or granules
• Color: white to slightly yellowish
• Odor: characteristic, chlorinated
• pH (1% solution, 20°C): 5.5 - 7.0
• Melting Point: decomposition above 225°C
• Boiling Point: not applicable (decomposition before boiling)
• Flash Point: not flammable
• Auto-ignition Temperature: not applicable
• Explosion Limits: not applicable
• Vapor Pressure: not applicable
• Bulk Density: 0.9 - 1.2 g/cm³
• Solubility in Water (20°C): approx. 22 g/L
• Solubility in Organic Solvents: practically insoluble
• Purity (GC): ≥ 99.0 %
• Impurities: Heavy metals (Pb) < 0.001 %, Iron (Fe) < 0.0005 %.

Examples of Professional Applications in Various Industries

• Chemical Laboratories - as a strong oxidizing agent and source of active chlorine
• Water Treatment Industry - used in disinfection processes and water quality testing
• Chemical Industry - as a reagent in chemical synthesis and analysis
• Textile and Paper Industry - for bleaching and cleaning processes
• Technical Hygiene - used in research for surface disinfection

Hazard Warnings (H)

• H272: May intensify fire; oxidizer
• H302: Harmful if swallowed
• H318: Causes serious eye damage
• H335: May cause respiratory irritation
• EUH031: Contact with acid liberates toxic gas

Safety Instructions (P)

• P210: Keep away from heat/sparks/open flames
• P220: Keep away from combustible and reducing materials
• P261: Avoid breathing dust
• P280: Wear protective gloves/protective clothing/eye protection
• P301+P312: IF SWALLOWED: Call a POISON CENTER/doctor 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.
• P403+P233: Store in a well-ventilated place. Keep container tightly closed.

Recommended Storage Conditions

Store in a dry and cool place in tightly closed containers, away from acids, reducing materials, and flammable substances. Protect from moisture and heat. Keep the product in the sealed original packaging in well-ventilated laboratory rooms.