Poly-N-vinyl pyrrolidone chromatography. Effect of pH on elution of bases and a proposed mechanism for the adsorption of purines.
D000225:Adenine / Q000032:analysis; D000327:Adsorption; D002845:Chromatography; D003596:Cytosine / Q000032:analysis; D006147:Guanine / Q000032:analysis; D006863:Hydrogen-Ion Concentration; D011205:Povidone; D011687:Purines / Q000032:analysis*; D013941:Thymine / Q000032:analysis
D011687:Purines; D006147:Guanine; D003596:Cytosine; D011205:Povidone; D000225:Adenine; D013941:Thymine