• September 13,2021.

Main properties of nano silver colloid: Colloid silver is a natural antibacterial, preservative, care agent, and deodorant. Principle: Use 99.99 pure metallic silver to prepare nano Ag colloid through special process and special equipment. ...

• May 28,2020.

As people's quality of life improves, more and more people know how to protect their health. For example, adding nano silver colloid to various daily necessities such as socks, towels, laundry detergent and even washing machines. Some people may have...

• May 13,2020.

Nano-gold refers to gold with the tiny particles from 1-100 nm. It has high electron density, dielectric properties and catalytic effect. It can combine with a variety of biological macromolecules without affecting its biological activity. Collo...