Every day brings new reports of chemical contamination in municipal water supplies — and the EPA has identified a growing class of “Emerging Contaminants” known as perfluorinated compounds (PFAs and PFOS)

Wait for Stability: Allow the reading to stabilize (typically 30-60 seconds)

The Milwaukee PRO Photometer is ideal for users in pools

fruit processing (ripeness testing)

families concerned about lead and heavy metal contamination

GroLine pH 4.01 Buffer Sachets, 20 mL (25 pcs.) WU-S3800MB-TL Every day brings new reportsHI70004G is a high quality pH 4. 01 calibration buffer designed with hydroponics, aquaponics, and greenhouses in mind. Single use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on the go testing, fitting easily into your pocket or carrying case. Supplied with Certificate of Analysis Single use sachets for convenience. Perfect for use with GroLine testers and portable meters!