In the scope of a safety investigation, ethyl and methyl :parathion were te
sted by differential thermal analysis, differential scanning calorimetry an
d adiabatic calorimetry. The results are presented and discussed. The devic
e developed in our laboratory for both adiabatic and differential calorimet
ry is also described briefly. (C) 1999 Elsevier Science Ltd. All rights res
erved.