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. 2007 May 15;115(8):1160–1168. doi: 10.1289/ehp.9884

Table 1.

Exposure distributions for group 1 compounds (all lognormal).

Compound (μg/m3)a GM GSD
1,3-Dichloropropene 0.067 2.609
High 1,3-dichloropropene 0.23 1.13
Carbon tetrachloride 0.880 1.002
Ethylene dibromide 0.008 1.002
Ethylene dichloride 0.061 1.057
Vinyl chloride 0.001 4.966
High vinyl chloride 0.02 2.37

Abbreviations: GM, geometric mean; GSD, geometric standard deviation.

a

All compound concentrations from U.S. EPA (1996b).