Formic acid contains 53 g L â1 hydrogen at room temperature and atmospheric pressure. By weight, pure formic acid stores 4.3 wt% hydrogen. Pure formic acid is a liquid with a flash point 69 Â°C (cf. gasoline â40 Â°C, ethanol 13 Â°C). 85% formic acid is not flammable.
Tombstone is located in Cochise County of southeast Arizona, 70 miles southeast of Tucson, 20 miles east of the San Pedro River and 15 miles southwest of the Dragoon Mountains.
Introduction to Guadalupe, Arizona. Guadalupe, Arizona, in Maricopa county, is 4 miles SW of Tempe, Arizona and 8 miles SE of Phoenix, Arizona. The town is part of the Phoenix-Mesa metropolitan statistical area. About 5,228 people live in Guadalupe.