Hanna 1413 µS/cm Conductivity Standard 500mL Bottle - HI7031L HM Digital COM-80 + PH-80 Meter COMBO PH TDS EC PPM Pocket Tester The visual alarm activates when

The visual alarm activates when pH readings move higher or lower than your setpoint

18th Edition)

use with genuine Hanna Groline meters

Compatible Meters & Applications

12VDC power supply (included)

Hanna 1413 µS/cm Conductivity Standard 500mL Bottle - HI7031L HM Digital COM-80 + PH-80 Meter COMBO PH TDS EC PPM Pocket Tester The visual alarm activates whenHI7031L is a premium quality 1,413 S cm conductivity standard that is prepared against a NIST traceable potassium chloride solution. 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 from the date of manufacture for an