Examining the Impact of the OCD (and OCD 2) on Total Dissolved Solids Extraction

posted in: Espresso, Miscellaneous, Tools | 29

FacebookTwitterRedditTumblrDiggLinkedinPinterestStumbleUponInitially posted: 15 Dec 16 Updated: 22 Mar 17 Abstract The goal of this study was to explore the impact of the OCD distribution device on espresso as measured through total dissolved solids (TDS) extraction with a coffee-correlated refractometer (VST LAB … Continued

Examining the Impact of Particulate Matter in Refractometry for Coffee Assessment

posted in: Brewing, Miscellaneous, Tools | 17

FacebookTwitterRedditTumblrDiggLinkedinPinterestStumbleUpon Main Questions 1)     How does particulate matter affect refractive index (RI) measurements? 2)     Do VST filters affect sample content (nondissolved solids or otherwise)? Abstract Nondissolvable, light-scattering solids (i.e., titanium dioxide, TiO2) were added, in increasing amounts, to various solutions. … Continued

Measuring Total Dissolved Solids: A Refractometer Comparison (Part III — Espresso & Filters)

posted in: Espresso, Tools | 32

FacebookTwitterRedditTumblrDiggLinkedinPinterestStumbleUponPosted: 02 Jul 15 Updated: 08 Mar 16 Abstract Continuing with series on refractometer comparisons, the goal of this study was to examine the measurements from three refractometers advertised to measure the total dissolved solids (TDS) content of espresso. As … Continued