Essentials LAB Buffer 4 & 7 Bundle Pack

Essentials LAB Buffer 4 & 7 Bundle Pack – Precision pH Calibration Solution for Accurate Readings

The Essentials LAB Buffer 4 & 7 Bundle Pack is designed to provide a reliable and accurate calibration solution for pH meters. This pack includes two essential buffer solutions – pH 4.0 and pH 7.0 – which are critical for ensuring that your pH meter remains precise and trustworthy. Whether you are working with hydroponics, aquariums, or other water testing applications, regular calibration of your pH meter is essential for achieving accurate readings.

Pack Contains:

Essentials Lab Ph Up 250ml 

Essentials Lab Ph Down 250ml

Essentials Lab pH up is a 50% potassium hydroxide alkaline solution designed for adjusting the pH of your nutrient solution.

Essentials Lab pH Down is an 81% phosphoric acid solution designed to effectively adjust the pH of your nutrient solution.