Hanna 1413 µS/cm Conductivity Standard 500mL Bottle - HI7031L 0647608368066 Aquaponics: Maintain accurate water quality

Aquaponics: Maintain accurate water quality monitoring equipment

Filter lifespan: ~2 months (varies by water quality and usage volume)

No Plumbing Required - Connects directly to your faucet with universal adapter

and anyone who wants the benefits of spring water from their tap

Hanna 1413 µS/cm Conductivity Standard 500mL Bottle - HI7031L 0647608368066 Aquaponics: Maintain accurate water qualityHI7031L 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