• Pint size bottles with pre-made 1413µS conductivity calibration solution
• 1413µS conductivity standard
• Comes in convenient pint size plastic bottles

Extech EC-1413-P are two bottles of 1413 muS Conductivity Standard, 1 pint each of premade solution. EC-1413-P is for use with Extech Conductivity meters like the EC400 ExStik Conductivity/TDS/Salinity Meter or DO610 ExStik II DO/pH/Conductivity Kit.