1. 20nm, 30-50nm, 50-80nm, purity: 99.99% 2. Conductive paste 3. Antibiosis 4. Mouldproof 5. Preservation of cultural relics Particle Size20nm, 30-50nm, 50-80nm, etc.Purity99.99%Application 1. Conductive paste2. Antibiosis in paper, plastic, textile, etc.3. Mouldproof matrerials in plastic, ceramic, textile, rubber, medical dressing, coating, structural adhesive, etc.4. Preservation of cultural ...