Tub of 50 test strips allows you to detect you have introduced the Aqua Dosa solution to where you want it. Test strips change colour indicated whether a solution is present. Follow the simple colour guide on the tub to give you a guide to the levels present in the sample taken.
These test strips have been approved for use in public water supplies, when using to sanitise equipment its always best to flush out before re-use. Aqua Dosa sanitising solution is environmentally friendly and any flushed from reservoirs etc can be used to rinse drip trays, fittings etc and still poured away to drain.