Assertion: formic acid | /r/HasProperty | 19.9 or 21.5 mg/l
Facets:
Source sentences:
text: The exposure groups were as follows: 10% formic acid (19.5 mg/L of air, 7-hour exposure) for 12 rats, 25% formic acid (19.9 or 21.5 mg/L) for a group of 12 rats (3-hour exposure) and for a group of 6 rats (7-hour exposure), and 50% formic acid (no data on mg/L of air) for 3 groups of 12 rats (0.5-hour, 1-hour, and 3-hour exposures, respectively) and for a group of 6 rats (7-hour exposure).