By Anonymous on Saturday, July 13, 2002 - 06:33 pm:
Can anyone tell me what brands of columns are classified by the USP as L53? Also are there other columns that should provide the same separation? Thank you. The application is an organophosphate separation.
By A.Nonymous on Sunday, July 14, 2002 - 03:52 am:
Just watch the USP at the topic , there is a list of all the column packings, such as L1 = C18, L2 = ........