Aqueous solution of Chlorine Dioxide (250 ML) at 0.2-0.3%, minimum content from factory outlet. It does not contain excipients, preservatives or stabilizing chemicals. This product does not need an activator. The dark glass of the container protects the product from ultraviolet light and also has a screw cap that serves as a 6 ML meter. Perfect for purifying water and eliminating bacteria, fungi, parasites and other toxic agents for human or animal consumption. Commonly used as a biocide and effective remedy for undrinkable water.