HITHERTO, investigators using the hydrazine method of Akabori and co-workers 1 found it necessary to treat the peptides or protein with anhydrous hydrazine at not less than 100° for about 10 hr.

Reddish brown exhaust of hydrazine thrusters Ultimately, this is because of the enormous amount of energy stored in the propellants required to make a rocket fly. Ground support personnel need to ...