Hanna Instruments GroLine 1.41 mS/cm Conductivity Standard, 230mL Extraction Airbox Stealth Edition Features:

Airbox Stealth Edition Features:

Voltage: 100-240V AC

454 Bags formulated their plastic specifically for cultivation

3 cfm (115V 60Hz)

When combined with the high productivity of a CenturionPro trimming machine

Hanna Instruments GroLine 1.41 mS/cm Conductivity Standard, 230mL Extraction Airbox Stealth Edition Features:HI7031 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