The chitosan porous membrane was prepared by extending the principle of thermally induced phase separation (TIPS) for the polymer-diluent system to the polymer
以[γ-32P]GTP作磷酸供体通过四步酶反应制备了高比活度(>148PBq/mol)的[α-32P]ATP。用高效液相色谱法(HPLC)测定了[α-32P]ATP比活度,并对影响[α-32P]ATP比活度的诸因素作了分析。
[Α-32P] ATP with high specific activity (> 14
The equations of motion governing the vibration of a cantilever beam with partiallytreated self-sensing active constrained layer damping treatment(SACLD)are de