Tetra Test Strips Ammonia Cleaning Products Named after the naturalist who

Named after the naturalist who was born in Shropshire

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Tetra Test Strips Ammonia Cleaning Products Named after the naturalist whoContains 25 test strips. Using Tetra Ammonia test strips is a quick and easy method of measuring dangerous Ammonia (NH3 NH4J) levels in freshwater aquariums and ponds. Simply dip a test strip in the water for a few seconds and check the strip against the colour chart on the side of the container. Contains 25 test strips.