... broad-spectrum sterilization, antibacterial rate is 99.99% Frabic Nano Silver Antibacterial AgentMajor ingredient: Nano silver antibacterial agentColor: Colorless transparentPH value: NeutralCharacteristics:1st, Antibacterial ... , Durable sterilization: Inorganic antibacterial products, no drug tolerance.3rd, Safety: Non-toxic, harmless, no pollution to the environment.4th, Good handle ...