1413 µS/cm Conductivity Standard (500mL Bottle) Cloning & Seed Starting Return scissors to their original

Return scissors to their original condition for crisp

Accurate readings simplify crop management and provide improved growth

Pyur Scientific Low Form Beakers with handle

We recommend the Super Green LED to be placed a minimum of 4 feet away from your plants

1413 µS/cm Conductivity Standard (500mL Bottle) Cloning & Seed Starting Return scissors to their originalHI7031L 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