Milwaukee Instruments pH 4 Calibration Solution, 20 ml Sachets, case of 25 chillers-heaters-and-purification and features internal RF shielding

and features internal RF shielding and multi-aspect protection circuitry

This premium blend was formulated for the discerning Grower

Lightweight Panels

Integrated sockets & 15' lamp cord

Milwaukee Instruments pH 4 Calibration Solution, 20 ml Sachets, case of 25 chillers-heaters-and-purification and features internal RF shieldingThis item is sachets only Available in 220 ml bottles and 20 ml 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.