From: Characterization of residential household dust from Shanghai by particle size and analysis of organophosphorus flame retardants and metals
Particle size
Surface area (m2/g dust)
Pore volume (cm3/g dust)
F2
0.60
2.13 × 10−3
F3
0.61
F4
0.99
3.27 × 10−3
F5e
4.48
2.21 × 10−2
Silica < 75 µm
1.13 × 10−3
Silica respirable fraction
2.50
5.86 × 10−3