7 in1 Aquarium Test Kit, Fish Tank Water Testing (10-200x Tester Strips) Bulk UK
ALittleLife Aquarium 7 in1 Tester Strip. Each 7 in1 strip tests for Use weekly and when setting up a tank. Ammonia Each strip tests for Ammonia (NH3/NH4). Total Hardness (GH). Total Alkalinity (KH).