From: Differential activation of RAW 264.7 macrophages by size-segregated crystalline silica
Particle name
Mean (μm)
Standard deviation
Coarse (C)
4.092
2.386
Respirable (R)
2.123
1.146
Submicron (S)
0.716
0.152
Ultrafine (UF)
0.294
0.098