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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