Myron L (PH Buffer 4) pH 4 Calibration Buffer Solution Fluoride Removal1997 5" inline carbon block with

5" inline carbon block with 1/4" NPT fittings for post-RO polishing

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

5" Diameter Filtration Media Granular Activated Carbon (GAC) Media Volume 21

Drop-in replacement for existing 20" x 4

Housing & System Requirements

Myron L (PH Buffer 4) pH 4 Calibration Buffer Solution Fluoride Removal1997 5" inline carbon block withMyron 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