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 | BlueLab Calibration Solution - 7.0 pH - 250mlThe Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured specific to the calibration process and referenced to high laboratory standards by Bluelab. They are required for the calibration of pH...Only $8.00 |
 | BlueLab Calibration Solution - 4.0 pH - 500 mLThe Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured specific to the calibration process and referenced to high laboratory standards by Bluelab. They are required for the calibration of pH...Only $10.58 |
 | BlueLab Calibration Solution - 4.0 pH - 250 mLThe Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured specific to the calibration process and referenced to high laboratory standards by Bluelab. They are required for the calibration of pH...Only $8.00 |
 | Botanicare PH Down - 1 GallonUse to lower the pH of nutrient solutions. A pH of 5.5-6.5 is recommended for proper nutrient uptake in most plant varieties. Botanicare's pH Down solution is formulated at a 29% concentration rate making it easy to use for beginners and easy to customize...Only $27.95 |
 | Botanicare pH Up - 1 GallonUse to raise the pH of nutrient solutions. A pH of 5.5-6.5 is recommended for proper nutrient uptake in most plant varieties. Botanicare's pH Up solution is formulated at a 29% concentration rate making it easy to use for beginners and easy to customize...Only $27.95 |
 | Advanced Nutrients - Sensi Grow B - 10 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $145.20 |
 | Advanced Nutrients - Sensi Grow B - 4 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $64.32 |
 | Advanced Nutrients - Sensi Grow B - 23 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $298.08 |
 | Advanced Nutrients - Sensi Grow A - 4LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $64.32 |
 | Advanced Nutrients - Sensi Bloom B - 10 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $145.20 |
 | Advanced Nutrients - Sensi Bloom B - 4 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $64.32 |
 | Advanced Nutrients - Sensi Bloom A - 4LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $64.32 |
 | Advanced Nutrients - Sensi Bloom B - 23 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $298.08 |
 | Advanced Nutrients –- Sensi Grow A– - pH Perfect - 1 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $19.20 |
 | Advanced Nutrients - Sensi Grow A - pH PerfectSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $19.20 |
 | Advanced Nutrients - Sensi Grow B - pH PerfectSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $19.20 |
 | Advanced Nutrients - Sensi Grow B - pH Perfect - 1 LSensi A & B base nutrients are easy to measure because there are only two components and have their nutrient ratios based on thousands of test gardens and research. Both Sensi A & B base nutrients contain value-added components that will enhance the performance...Only $19.20 |
 | General Hydroponics pH Down Liquid -- QuartThe Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic....Only $10.76 |