Health Assessment Document for Diesel Emissions - NSCEP | US ...
Health Assessment Document for Diesel Emissions - NSCEP | US ...
Health Assessment Document for Diesel Emissions - NSCEP | US ...
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APPENDIX A. EXPERIMENTAL PROTOCOL AND COMPOSITION OF EXPOSURE ATMOSPHERES•<br />
Facility/Sponsor Battelle-Geneva Research Center<br />
Reference Brightwell et al., 1986; Bernstein eta!., 1984<br />
Engine _type l.SL<br />
Operating mode FTP- 1972<br />
Fuel type<br />
Fuel sulfur<br />
Exposure regime 16 hid, 5 d/week, 104 weeks<br />
Exposure conditions Control Exhaust<br />
Particle cone. (mg/nr) 0.7<br />
Particle size (J.Lm)<br />
MMD• (GSD)'<br />
C0 2 (%)<br />
CO (ppm) 1 ± 3<br />
NO, (ppm)<br />
NO (ppm)<br />
NOx (ppm) 0.1 ±<br />
0.1<br />
SO, (ppm)<br />
SO - 2 (JLg/m 3 )<br />
0, (%)<br />
Aliphatic aldehydes<br />
Formaldehyde (ppm)<br />
Acrolein (ppm)<br />
NH +<br />
Hydrocarbons (ppm)<br />
PAHs<br />
Benzo(a)pyrene<br />
Nitropyrene<br />
Exhaust<br />
'All ± are S.D. unless specified otherwise.<br />
h Mass median diameter.<br />
' Geometric standard deviation.<br />
" Samples from dilution tunnel, exposure chamber reported to have approximately the same concentrations.<br />
'Data from first year of study (Bernstein et al., 1984).<br />
2.2<br />
Exhaust<br />
6.6<br />
0.46 ±<br />
0.03'<br />
32 ± 11<br />
5.8 + 2.0'<br />
8 ± 1<br />
18.9 ± 4.1'<br />
Japan Anti-Tuberculosis Association<br />
Iwai et al., 1986<br />
2.37 L<br />
Steady state, 1000 rpm<br />
8 hid, 7 d/week, 96 weeks<br />
Exhaust, Control Exhaust, Exhaust<br />
filtered filtered<br />
0.47 ±<br />
0.03'<br />
4.9 + 1.6<br />
32 ± 11 7.0 ± 1.4' 7.0 ± 1.4'<br />
6.0 ± 2.0'<br />
1.8 ± 1.8' 1.8 ± 1.8'<br />
8 ± 2 30.9 ± 10.9' 30.9 ±<br />
10.9'<br />
18:8 ± 4.1'<br />
13.1 ± 3.6' 13.1 ± 3.6'<br />
2/1/98 A-15 DRAFT--DO NOT CITE OR QUOTE
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