The second stage was completed at the Penn State University main campus lab, which is where I extracted the chemicals, changed the PH so I could run it through the equipment and separated the compounds I needed from the rest of the chicken.
第二步的完成 是在宾州大的主校园实验室， 也就是我提取化学物质的地方， 改变酸碱度，这样我就可以通过设备 从其余的鸡肉中 分离我所需的成分