原文由 w-gong2001(w-gong2001) 发表:
10% HClO4 + 90% CH3OH (or C2H5OH ?), temperature around -45 to -55 C. Yes, you need to use liquid nitrogen. When it''''s done, wash your samples CAREFULLY in CH3OH (or C2H5OH) for 4 or 5 times (in 4 or 5 different containers). Good Luck.