1) Fresh water tank, pond test kit 2) Nature aquarium test kit 3) Reef tank test kit Fresh water tank, pond test kitTest item: pH test, GH test, CL test, NH4/NH3 test and NO2 testNature aquarium test kitTest item: pH test, KH test, Fe test, NH4/NH3 test, NO3 testReef tank test kitTest item: pH test, KH test, PO4 test, Ca test, NO2 test, NO3 test, NH4/NH3 test

Aquarium & Fish Tank Test Kit (water test)