The first is essentially a DIY rapid at-home test with paper testing strips to dip into your water and compare results to an ...

This MedLab Diagnostics Litmus-Based pH Test Kit measures acidity in your water. It’s really easy to use—just dip a litmus ...

Most pH test kits are simple to use ... Place two tablespoons of soil in a bowl and moisten with distilled water. Add one-half cup baking soda. If the mixture fizzes, the dirt is acidic.

Contains one (1) API FRESHWATER MASTER TEST KIT 800-Test Freshwater ... Accurately monitors 5 most vital water parameters levels in freshwater aquariums: pH, high range pH, ammonia, nitrite ...