Actichem's Deofresh product page states pH 7
Ideal for shell and core tests to detect moisture gradients and to test timber with wet surfaces
Actichem Red Fix 5 litre kit — the same kit in the other pack size
Important Safety Correction
together with the complete Tramex concrete moisture testing system
Wagner Calibration Verification Block "L' Series Protimeter Actichem's Deofresh product page statesThe Wagner Calibration Verification Block "L' Series is used to verify the calibration of Wagner L Series Hand held Industrial Meters, including the L622, L620, L601 3, and the L722 Lumber Stack Probe, as well as our legacy hand held meters MMC205, MMC210, MMC220, and MMI1100, except for the L609. Wagner Meters handheld units are factory calibrated. With proper care, the meters stay in calibration. If the meter has been dropped or, for any reason, you