41 mS/cm or 5

5-Year Expiry — Long shelf life means you always have a reliable calibration solution on hand

1000-9990: 10 µS (indicated by a 'x10' icon)

The Milwaukee MI408 PRO Photometer features manual zero point calibration and fast operation in a rugged design

A flat tip electrode allows for the direct pH measurement of a surface

Bluelab Probe Care Kit – Conductivity (EC Cleaner, 2.77 EC Sachets & Chamois) KDF shower filter 41 mS/cm or 5Everything you need to clean and maintain your conductivity probes Your Bluelab Probe Care Kit Conductivity contains: Probe care instructions 2x 18 ml single use sachets of Bluelab 2. 77 EC Conductivity Standard Solution 1x plastic cup Bluelab Conductivity Probe Cleaner Chamois for cleaning your conductivity probe Packaging may vary Conductivity Probe Cleaner not compatible with Bluelab OnePen (PENONE) or Bluelab Probe (PROBONE)