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. Author manuscript; available in PMC: 2011 Jun 22.
Published in final edited form as: Chem Res Toxicol. 2009 Jan;22(1):179–186. doi: 10.1021/tx8003032

Figure 5.

Figure 5

Number fraction of dusts composed of silica gel particles coated with 0%, 20%, 30% and 40% PBDE/F-PBDE pairs 35, 47 and 99: (A) non surface modified silica gel, and (B) endcapped silica gel (100 A pore size, 3 μm average particle size). The inset electron micrograph provides a representative image of the coated dust.