TDS Calibration Solution

To be used with the HM Digital TDS EZ Meter. For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges.

SPECIFICATION

NaCl calibration solution, 342 ppm.

• Comes in lightweight HDPE plastic bottles.
• Sealed with a coated foam liner.
• 3 oz. bottles (88.7 ml)

342 NaCl = 362 as KCl ; 478 as "442" ; 700 µS