Table 3

Predicted and reported MA values for specific air benzene levels

StudyAir benzene range (ppm)1 ppm0.5 ppm0.1 ppm
Lauwerys et al. (28) , 19940.03–21413 ng/mg778 ng/mg195 ng/mg
Ghittori et al. (29) , 19960.01–0.3194 ng/mg
0.01–∼1a661 ng/mg452 ng/mg
Ong et al. (26) , 19960.01–3.5144.5 ng/mg89.6 ng/mg29.5 ng/mg
Hotz et al. (19) , 1997<0.01–7.33b300 ng/mg
Krivistö et al. (20) , 19970.06–14530 ng/ml2181 ng/ml300 ng/ml
Javelaud et al. (30) , 1998<0.0015–2.9291 ng/mg208.5 ng/mg96.1 ng/mg
Lagorio et al. (31) , 19980.03–0.11155 ng/ml (90 ng/mg)
  • a Three air benzene exposures were >1 ppm.

  • b 95% exposed <0.5 ppm.