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Table 1 Size and specific surface area of the studied quartz crystals

From: Revisiting the paradigm of silica pathogenicity with synthetic quartz crystals: the role of crystallinity and surface disorder

Crystal type Acronym Particle diameter 10th percentile (nm)a Particle diameter 50th percentile (nm)a Particle diameter 90th percentile (nm)a Surface area (m2/g)b
Synthetic as-grown crystals in submicron size n-Qz-syn 174 276 408 6.2
Synthetic as-grown crystals in micron size μ-Qz-syn 405 904 2520 0.3
Fractured micron size synthetic crystals μ-Qz-syn-f 409 914 1960 9.5
Mineral quartz dust (positive control) Qz-f 285 704 1290 6.1
  1. aMeasured by Differential Centrifugal Sedimentation (DCS), see Additional file 1: Figure S1
  2. bMeasured by Kr-BET method