1413 µS/cm Conductivity Standard (500mL Bottle) -power-&-lamp-cords which allows simple identification of

which allows simple identification of multiple strains of cuttings

and overall durability

The Xtrasun DE 240V ballast features rugged build quality

In powder form

1413 µS/cm Conductivity Standard (500mL Bottle) -power-&-lamp-cords which allows simple identification ofHI7031L 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