Supplied in liquid form in 20mM Tris-HCl buffer (pH 8.0) containing 0.15M NaCl, 30% glycerol, 1mM DTT
Storage
Can be stored at 4 deg C short term (1-2 weeks). For long term storage, aliquot and store at -20 deg C or -70 deg C. Avoid repeated freezing and thawing cycles.