ICH: Q 4 B Annex 10: Polyacrylamide gel electrophoresis: Annex 10 to note for evaluation and recommendation of pharmacopoeial texts for use in the ICH regions on polyacrylamide gel electrophoresis general chapter - Step 3(ICH:Q 4 B附录10：聚丙烯酰胺凝胶电泳：附录10：用于ICH区域的聚丙烯酰胺凝胶电泳药典文本的评估和推荐注释总章-步骤3)