Hydroponic pH Test Kit, Wide Spectrum
Hydroponic ph test kit, wide spectrum measures 3-10 ph in 0.1 increments, good for 150 tests, at the rate of 3 tests per week it will last 1 year.
Hydroponic ph test kit, wide spectrum measures 3-10 ph in 0.1 increments, good for 150 tests, at the rate of 3 tests per week it will last 1 year.
