From: Bioaccessibility, bioavailability and toxicity of commercially relevant iron- and chromium-based particles: in vitro studies with an inhalation perspective
Cr
Fe
C
Si
Ni
Mn
Mo
S
Cu
V
FeCr
67.0
25.0
7.1
1.1
0.4
0.2
-
0.1
FeSiCr
35.8
21.7
0.05
42.5
316L
16.8
68.9
0.03
0.5
10.3
1.4
2.1
0.01
> 99.76
0.14
0.007
0.04
0.003
> 99.96
0.002