Essentials pH-Buffer 4 250ml
* Essentials pH buffer 4.01 is a pH calibration for pH meters.
* It is perfect for calibrating your pH meter so it shows the correct value.
* Designed to test the accuracy of pH meters.
* Calibrate your pH meter weekly to ensure maximum accuracy.
* CRC cap for safety.
* Size: 250ml.
Omtaler
Det er ingen omtaler ennå.