Reusable DISIFIN® spray bottle (UV protected) Simply add 1 Disifin tablet to the bottle to make a 0.5% solution. Use warm water for best results. In the UV protection of the bottle, your Disifin solution stays active and fresh for longer. UV-protected Disifin bottles are more environmentally friendly than disposable bottles because they produce less waste and can thus reduce environmental pollution. Disifin spray bottles can be reused over 200 times and are 100% recyclable.