
Huangshan Yongrui Biotechnology Co., Ltd. specializes in producing Hypochlorous Acid of great fineness. colloidal silver for fish is one of Yongrui Biotechnology's multiple product series. Yongrui colloidal silver foliar spray is conceived, designed and produced to ensure unrivaled excellence. This manufacturing philosophy combines traditional know-how with the latest technologies in the sanitary ware industry. The product features high concentration and purity. Containing zero methanal or other chemical materials which are harmful to people, this product has no health influence on people. This product has been officially certified safe to use.
We hope that we can steer the development of colloidal silver for dogs market. Contact us!

