2.7.2.8 additional information - - 2.7.2.8 64 - 10 min, 75% loss of activity without stabilizer, about 40% loss of activity with 75 mM N-acetyl-L-glutamate, 10 min, 10% loss of activity with 1 mM L-arginine 2.7.2.8 70 - 30 min, complete inactivation 2.7.2.8 70 - 1 h, 100% residual activity 2.7.2.8 80 - 1 h, 80% residual activity 2.7.2.8 85 - 1 h, 60% residual activity