Supplied as a liquid in 20 mM Tris-HCl buffer, pH 7.5, containing 0.1 M NaCl, and 1mM MgCl2.
保存建议
Can be stored at 4 degree C short term (1-2 weeks). For long term storage, aliquot and store at -20C or -70C. Avoid repeated freezing and thawing cycles.