The analytical concentration of traces of dissolved organic materials from sea water with Amberlite XAD-1 resin.
D000143:Acids / Q000032:analysis; D002247:Carbon Isotopes; D004396:Coloring Agents / Q000032:analysis; D007306:Insecticides / Q000032:analysis; D007475:Ion Exchange Resins; D012623:Seawater / Q000032:analysis; D013053:Spectrophotometry; D013256:Steroids / Q000032:analysis; D013501:Surface-Active Agents / Q000032:analysis; D014815:Vitamins / Q000032:analysis; D014867:Water / Q000032:analysis*
D000143:Acids; D002247:Carbon Isotopes; D004396:Coloring Agents; D007306:Insecticides; D007475:Ion Exchange Resins; D013256:Steroids; D013501:Surface-Active Agents; D014815:Vitamins; D014867:Water