EC Number |
Storage Stability |
---|
3.2.2.9 | -20°, repeatedly frozen and thawed without loss of activity over a 9 months period, upon storage at 4°C only 50% of activity retained after 3 weeks |
3.2.2.9 | -20°C, 50 mM potassium phosphate buffer (pH 7.0), at least 2 months, no significant loss of activity |
3.2.2.9 | 0°C, 0.1 M phosphate buffer containing 0.009 M 2-mercaptoethanol and 0.0005 M EDTA stable for 2 weeks, retains 80% of its total activity after 2 weeks at -40°C |
3.2.2.9 | 0°C, loses 50% activity in 48 h, -20°C very unstable, lost nearly all activity when stored for 1 week |