From: Composition, Respirable Fraction and Dissolution Rate of 24 Stone Wool MMVF with their Binder
Impactor stages, aerodynamic diameters | MMVF #2 | MMVF #5 | MMVF #12 | MMVF #17 (pre-1995) |
---|---|---|---|---|
< 7.6 μm | 2.40% | 0.29% | 6.29% | 3.65% |
< 4.1 μm | 0.22% | 0.02% | 0.13% | 0.04% |
< 1.2 μm | 0.08% | 0.01% | 0.08% | 0.01% |
< 0.3 μm | 0.03% | <<0.01% | 0.04% | <<0.01% |
< 0.1 μm | <<0.01% | <<0.01% | <<0.01% | <<0.01% |