pH Test kit Reagent and Test Bottle

Easy accurate fast pH test.    Measures from 4.0 to 8.0   

Over 8.0 pH the color turns blue to purple.

1. Fill the included 20mL vial with 10 mL of water, one-half full.

2. Add 8 drops of pH reagent, swirl to mix.

3. Compare color with chart on box