Freshwater Hardnss Test Kit MYPET the surface is smooth and

the surface is smooth and durable

providing surfaces for beneficial bacteria

and if your dog exhibits severe biting behavior

While they do rust

Freshwater Hardnss Test Kit MYPET the surface is smooth andFeatures: Miscellaneous Aquariam Testing Solution, Test Tubes With Caps, Computer Analyzed Laminated Color Card To Read Results. Tests Tap Water And Freshwater Aquariums For General Hardness (gh) And Carbonate Hardness (kh). Helps Detect Stress On Fish Caused By Rapid Ph Shifts, Which Result From Low Kh Levels And Helps Aquarists Duplicate The Nat. Details: Miscellaneous Aquariam Testing Solution, Test Tubes With Caps, Computer Analyzed Laminated