The MW150 MAX Bench Meter is accurate to ± 0

Two-button operation – Simple interface for easy operation by anyone

accurate iron readings without sending samples to a lab or waiting days for results

Easy to read everything anywhere

Standardized using a pH meter calibrated by means of two standard solutions prepared from NIST standard reference materials

Hanna 84 µS/cm Conductivity Standard (500mL Bottle) 810666004225 The MW150 MAX Bench MeterHI7033L is a premium quality 84 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