1.1.3.21 | -20°C, 40 d, 13% loss of activity, 4°C, 14 d, 92% loss of activity, 30°, 24 h, 90% loss of activity, 40°C, 80 min, 80% loss of activity, 4°C, 0.2% dithiothreitol, 20 d, 32% loss of activity, 4°C, 0.2% mercaptoethanol, 20 d, 34% loss of activity, 4°C, 50% glycerol, 20 d, 36% loss of activity, 4°C, 100 mM EDTA, 20 d, 24% loss of activity, 4°C, 2.5% polyethylenglycol, 20 d, 63% loss of activity, 4°C, lyophilization, 2% dextrin II 14 d, 35% loss of activity, 20°C, lyophilization, 2% dextrin II, 14 d, 60% loss of activity, 37°C, lyophilization, 2% dextrin II, 14 d, 85% loss of activity |