摘要 |
A process for the simultaneous obtention of insulin and pancreatin from fresh or deep frozen swine pancreases by extracting the glands at a pH of about 5 to 7 with a reaction mixture containing at least 40% of acetone, separating the extracted substance and the remaining solids, instantly adjusting the solids to a pH of above 5.6 with a buffer, and then recovering insulin from the extraction mixture and pancreatin from the solids. |