title: Modified technique for th elution of polar steroid conjugates from Amberlite-XAD-2.
mesh_terms: D005965:Glucuronates / Q000302:isolation & purification; D007475:Ion Exchange Resins; D008722:Methods; D013256:Steroids / Q000302:isolation & purification*; D013431:Sulfates / Q000302:isolation & purification
chemical_list: D005965:Glucuronates; D007475:Ion Exchange Resins; D013256:Steroids; D013431:Sulfates