1.14.13.62 Acetone 40% loss of activity after 2 h in 15% acetone 1.14.13.62 Ethanol stable for 2 h in 15% ethanol, 50% loss of activity after 24 h 1.14.13.62 Ethylene glycol completely stable after 96 h in 50% ethylene glycol 1.14.13.62 additional information 50% loss of enzyme activity after 96 h without addition of organic solvents