May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
References
1. De Boer, T., et al.: Neuropharmacology, 27, 399 (1988)|2. Smith, W.T., et al.: Psychopharmacol. Bull., 26, 191 (1990)