High-Precision Calibration Salts for Lab Equipment - Accurate pH & Conductivity Testing Solutions for Scientific Research & Water Quality Analysis
$33
$60
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Description
Calibration Salt Solutions for Pen Style Thermo-Hygrometer
Calibration Solutions for .
- HR33 - MgCl Humidity Calibration Standard: 33% RH
- HR75 - NaCl Humidity Calibration Standard: 75% RH
