Milwaukee Instruments 1382 TDS Calibration Solution, 20 ml Sachets, case of 25 veg-and-bloom Using this device in conjunction

Using this device in conjunction with the LED fixture will allow you to control them with an EL series controller

000 Watt double-ended High Pressure Sodium Lamp S52 150

One piece greenhouse cover

mealybug control

Milwaukee Instruments 1382 TDS Calibration Solution, 20 ml Sachets, case of 25 veg-and-bloom Using this device in conjunctionAvailable in 220 ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220 ml leak proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on the spot calibration. Simply open, insert the tester or electrode into the sachet and calibrate. Sachets are sold in boxes of 25 pieces.