Oakton (WD-35661-70) Deluxe TDS Calibration Kit W-O Meter Myron L (532T2) 0-25 Flow rate is rated at

Flow rate is rated at 2 GPM at 65 psi

The SV4014

carbon blocks

The Fleck 60040SS bypass valve threads directly onto Fleck 5600

as some older or commercial systems may require 3/8" tubing instead

Oakton (WD-35661-70) Deluxe TDS Calibration Kit W-O Meter Myron L (532T2) 0-25 Flow rate is rated atOakton Water Quality Meters Oakton WD 35661 70 Deluxe TDS Calibration Kit W O Meter Field ready calibration kit with NIST traceable standards for accurate TDS testing in demanding environments NIST Traceable Standards 1% Accuracy at 25C Hard Shell Case Five Point Calibration The Oakton WD 35661 70 Deluxe TDS Calibration Kit provides everything you need to maintain measurement accuracy in the field or lab, organized in a protective foam lined case.