HG One manual grinder
TESTED IN 00 · USED IN 01
Used in
NO. 02 · 2015Measuring Total Dissolved Solids: A Refractometer ComparisonThe VST LAB Coffee II and Atago PAL-COFFEE read filter-coffee TDS comparably, and zeroing with distilled water versus brew water made no significant difference.BREWING · MEASUREMENT · TOOLS—Studies where it was part of the setup, not the subject.