Find the lowest price for:       All ProductsTest Kits     5.0 (2)   Add a review Aquarium Pharmaceuticals GH & KH Test Kit   Aquarium Pharmaceuticals Test Kit GH/KH by Aquarium Pharmaceuticals API. Tests tap water and freshwater aquariums for general hardness GH and carbonate hardness KH Price: $5 to $14 Compare Prices at 24 stores Compare Prices Product Spec Member Reviews Recommend to Friends Searched Aquarium Pharmaceuticals GH & KH Test Kit in Reviews   You must log in to review or click here to register Username:   Password:   Remember Me?     Solid results Comments I think that API gets over looked because it is so readily available and not as costly as some of the "high end" test brands. i'm happy with the accuracy and the test are always easy to perform. this one is no exception, the color change indicating the reading is easily recognized Liked about it Inexpensive, easy to use, accurate Didn't like Leaky test tube covers are annoying, i keep a towel over the cap during the period of shaking to cause the chemical reaction Overall rating:   5.0 Overall satisfaction:   5.0 Would consider buying it again:   5.0 By Salty O'Shen Oct 29, 2009   Ask Salty O'Shen a question about this item. Was this review helpful to you? Report this review   Price: $5 to $14 Compare Prices at 24 stores worth the money Comments this kit is a good value for the money Liked about it easy to use easy to tell color change i compared this kit to a much more expensive seachem kit and it was fairly accurate Didn't like like the rest of api kits test tubes leak and can break Overall rating:   5.0 Overall satisfaction:   5.0 Would consider buying it again:   5.0 By chrisd Oct 02, 2009   Ask chrisd a question about this item. Was this review helpful to you? Report this review   Price: $5 to $14 Compare Prices at 24 stores     Something wrong in this page? Let us know! Related products: More Aquarium Pharmaceuticals Test Kits Other Test Kits internal use: spec399