Sponsored Ad - pH 4.0 & 7.0 Calibration Solution Kit - pH Meter & pH Pen Calibration for Balanced Nutrient Solution NIST Traceable | Hydroponics, Gardening & Growing Tents (500 ml/ 16.9 Fl Oz Each)

Description

🌿 Calibrate like a pro, grow like a boss!

This pH 4.0 & 7.0 Calibration Solution Kit offers NIST traceable, dual-buffer solutions in convenient 500 ml bottles, designed to maintain the accuracy and longevity of your pH meters. Ideal for hydroponics, gardening, aquariums, and more, it ensures precise pH readings with minimal effort thanks to its ready-to-use formula and long shelf life.