Allowable Adjustments to United States Pharmacopoeia (USP) Methods

It is widely understood that all HPLC packings are not alike, and no single column can perform a myriad of desired separations. HPLC packings differ in hydrophobicity, surface coverage, surface area, pore size, and particle shape. In this application note, find out which column is right for you according to the USP Listings.