Concentration of chlorophyll-a {chl-a CAS 479-61-8} per unit dry weight of sediment by acetone extraction and spectrophotometry chl-a_DrySed_HPLC The amount (mass or moles) of the specified analyte contained in unit mass of dried unsieved sediment, extracted in acetone, and analysed by high performance liquid chromatography. 2015-07-29 12:34:02.0 SDN:P01::COCHSE22 SDN:P01::COCHSE22 SDN:P01::COCHSE22 2 2 2015-07-29 12:34:02.0 accepted false