Fig. 6
From: Convenient methods for ingestion of molecular hydrogen: drinking, injection, and inhalation

Concentrations of H2 in the H2-rich saline prepared by Method III. a Concentrations of H2 measured at 1, 3, 5, and 10 h after immersion of the drip infusion bags. b Concentrations of H2 measured at 5 h after the immersion of each infusion bag and polyethylene vessel. c Concentrations of H2 measured at 1, 2, 3, 4, and 5 h after removal from the bath. Data are presented as individual measurements