2,000ppm colloidal silver concentrate, 200ml stock bottle



2,000ppm colloidal silver concentrate. Ideal for travelling and mixing with aloe vera to create a skin gel. Simply put a few drops in a glass of water. Make colloidal silver to the strength you desire whenever you feel like it. 1 bottle makes 40 liters (approx 10 gallons) of 10ppm colloidal silver.

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