Essentials - pH Buffers 4 - 30ml Sachet

Essentials - pH Buffers 4 - 30ml Sachet

pH buffers are a solution of a known pH value designed to test the accuracy of pH meters.

Use weekly to calibrate your meter every week for maximum accuracy.

High quality pH calibration fluid in a safety bottle.

Always read the instructions and take the proper care when using.

Never mix chemicals, especially these.