ICH: Q 4 B Annex 2: To note evaluation and recommendation of pharmacopoeial texts for use in the ICH regions on test for extractable volume of parenteral preparations general chapter - Step 3(ICH：Q4B附件2：注意ICH地区使用的药典文本对肠外制剂可提取体积测试的评估和建议一般章节-步骤3)