Myron L (PH Buffer 4) pH 4 Calibration Buffer Solution Fluoride Removal1997 Drop-in replacement for existing 20"

Drop-in replacement for existing 20" x 4

The Pentek GAC-20 fits all standard 20-inch filter housings with 2

Fits standard 10-inch Big Blue housings with 4

Removes particulate matter

Myron L (PH Buffer 4) pH 4 Calibration Buffer Solution Fluoride Removal1997 Drop-in replacement for existing 20"Myron L pH 4 Calibration Buffer Solution NIST traceable reference standard for precise pH meter calibration 0. 01 pH Accuracy NIST Traceable Mold Inhibited Color Coded The Myron L pH 4 Buffer Solution delivers laboratory grade calibration accuracy for water quality testing instruments. Formulated with mold inhibitors and traceable to NIST certified pH references, this buffer maintains 0. 01 pH unit precision at 25C for reliable instrument