title: Magnesium, surfactants, and centrifugal analyzers.
mesh_terms: D002498:Centrifugation; D003124:Colorimetry; D008274:Magnesium / Q000032:analysis*; D013053:Spectrophotometry; D013501:Surface-Active Agents
chemical_list: D013501:Surface-Active Agents; D008274:Magnesium