Cas Number 62-56-6 99% Thiourea White Crystal Particle For Electro Silvering

Thiourea 99% (CS(NH2)2) is classified as a dangerous chemical with the following properties:

• Appearance: White crystal powder
• Density: 1.405 g/cm³
• Molecular weight: 76.12 g/mol
• Melting point: 171-175°C
• Boiling point: 349-352°F (NTP, 1992)

• Acid-base properties: Weakly basic, can react with acids to form salts
• Reducibility: Can be oxidized by oxidants like hydrogen peroxide
• Complexation: Forms complexes with metal ions (Ag+, Au+, Cu²+)
• Thermal stability: Decomposes above melting point, producing ammonia and hydrogen sulfide
• Hydrolysis reaction: Produces urea and hydrogen sulfide under acidic/alkaline conditions

• Corrosion inhibitor: Forms protective film on metal surfaces against acid media
• Scale inhibitor: Prevents formation and deposition of scale in equipment
• Catalysts and accelerators: Enhances hydrogenation and desulfurization processes
• Curing agent: Improves oil resistance and durability in rubber products

• Technological innovation: Proprietary production processes and customization capability
• Quality assurance: High purity, batch consistency, and ISO 9001 certification
• Environmental compliance: Low-toxic materials, clean production, REACH/RoHS compliant
• Market adaptability: Diverse product line covering multiple industrial applications
• Cost advantages: Large-scale production and vertical integration reduce costs
• Technical support: Comprehensive service from selection to after-sales
• Industry recognition: Certified by FDA, UL, SEMI for high-end applications