Aquamaster pH 4.01 Calibration Solution - 100mL air filter A billion little microbial minions

A billion little microbial minions that live only to clean your root system

10g for a 10L tank)

They can spread Pythium and other fungi from plant to plant

Cable Length: (M): 5

Aquamaster pH 4.01 Calibration Solution - 100mL air filter A billion little microbial minionsAqua Master Tools pH 4. 01 Calibration Solution NIST Traceable The Aqua Master Tools pH 4. 01 Calibration Solution is a high accuracy buffer solution designed for calibrating pH meters and testers, ensuring reliable and precise readings every time. This solution is traceable to NIST standards, making it ideal for professional, laboratory, hydroponic, and horticultural applications. Specially formulated to work seamlessly with Aqua Master Tools pH