Description
Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Use 3 drops per 5 mL of solution.
pH Test Indicator 8 oz
$10.76
Additional information
| Weight | 0.6200 lbs |
|---|---|
| Dimensions | 1.200 × 1.700 × 6.000 in |
| Brand | General Hydroponics |
