Product Description
ECM-CAL-N- EC Meter Conductivity Standard 2.76 mS/cm
EC Meter Conductivity Standard - For Calibrating ECM1-N - (OLDER STYLE Yellow Unit with EC Tester 11+ on label) 2.76 mS/cm Liquid - (250 ml Bottle)
Use with ECM-1-N - EC Meter Probe for soil and water (OLDER STYLE Yellow Unit with EC Tester 11+ on label)