From: Toxicokinetic study following intratracheal instillation or oral gavage of two [7Be]-tagged carbon black samples
Day 13/10 post gavage
Activity (%) calculated
7Be-Monarch® 1000
7Be-Printex® 90
N = 4
Mean
SD
GI tract
0.2
0.1
Other organs (combined)
0.9
0.4