GroLine 1413 µS/cm Conductivity Standard with Certificate (230mL Bottle) eligible-for-discount Universal outlets will accept 120

Universal outlets will accept 120 V or 240 V power cords

The CenturionPro Original Standard System comes all-inclusive with the largest hopper in the industry

Big Time Exterminator is non-toxic and safe for all plant

The photocell sensor is available as a wetted 24VDC contact

GroLine 1413 µS/cm Conductivity Standard with Certificate (230mL Bottle) eligible-for-discount Universal outlets will accept 120HI7031 023 is a GroLine 1,413 S cm conductivity standard that is prepared against a NIST traceable potassium chloride solution and supplied with a certificate of analysis. Hanna conductivity solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper proof seal to ensure the quality of the solution. Hanna's line of conductivity standards have been specially formulated to have an expiration of 5 years