Not all brands of Colloidal Silver are equal or from the exact same good quality. Choose a brand which can be developed by the electro-colloidal, non-chemical method. ·Look in the ingredients to find out it contains only silver and de-mineralized or distilled water. In the event the components contain a stabilizer or any other trace components, it may be a great concept to investigation this product well. Get extra details about argent colloidal ·If it is actually suggested that the Colloidal Silver be refrigerated, this really is an indication of an additional element present that could spoil. Colloidal Silver needs no refrigeration and really should usually be protected from freezing. ·The excellent color of Colloidal Silver should be a golden yellow, unless it can be produced in concentrated form to be diluted, in which case it may be a dense seeking greenish gray with an orange cast within the light. (Concentrated Colloidal Silver need to return to the clear, golden yellow afte...