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.
Brand | General Hydroponics |
---|---|
SKU | HGC722140-PCK |
Weight (lb.) | 8.4 |
Prop 65 | No |
Lead Time | This product ships in 7-10 Business Days |
UPC | 10793094015162 |
ETL Listed | No |
UL Listed | No |
Shipping Restrictions | AK, HI |
Case/Pack/Pallet Amount | 12 |
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20.22.0