Note: Calibration solution sold separately

Specially formulated for cleaning electrodes

Aquaponics: Maintain accurate water quality monitoring equipment

Ideal range for hydroponics (0 to 1990 ppm)

00 pH / -2

Milwaukee MI405 Ammonia Medium Range PRO Photometer universal fridge filter Note: Calibration solution sold separatelyLAB GRADE, EASY TO USE, HIGH PERFORMANCE. Milwaukee MI405 PRO Photometer is for users demanding fast, reliable, repeatable results with ease of use. DESCRIPTION The Milwaukee MI405 PRO Photometer features manual zero point calibration and fast operation in a rugged design. The Milwaukee PRO Photometer is ideal for users in aquaculture, aquariums, education, and lab applications. This meter is also ideal for educators that want their students to learn