pH Test Indicator 8 oz
pH Test Indicator 8 oz at HorticultureSource.com -
General Hydroponics pH Test Indicator 8 oz (GH1516) 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 5mL of solution. Manufacturer's Product Information MSRP each $ 10.76 Dimensions 1.7 x 6.2 x 1.7 Case Weight 8 Case Quantity 12