GT pH Calibration Kit - Buffer 4 & 7 For Hydroponics - 250mL advanced nutrients it enables you to adjust

it enables you to adjust the lighting according to the various growth phases of your plants

when foliar applied

Highly Cost-Effective100g treats up to 10 plants

Dimming: 10%

GT pH Calibration Kit - Buffer 4 & 7 For Hydroponics - 250mL advanced nutrients it enables you to adjustThe Gt pH Calibration Kit Buffer 4 and 7 kit includes solutions designed to ensure precise and accurate calibration of pH meters and testers. Buffer 4 and 7 solutions are essential for calibrating instruments to ensure reliable pH measurements across a range of acidic and neutral conditions. Buffer 4 is used for calibrating pH meters at the lower end of the scale, while Buffer 7 is utilized for calibration at the neutral pH level. These solutions are