. . . "accepted"@en . . "Concentration standard deviation of chlorophyll-a {chl-a CAS 479-61-8} per unit volume of the water body [particulate >unknown phase] by filtration, acetone extraction and high performance liquid chromatography (HPLC)"@en . . . . "The square root of the average of the squares of deviations about the mean of a set of values of the specified measurement."@en . . . . "SDN:P01::SDCLHPPZ" . . . "chl-a_water>unknown_SD_HPLC" . . . . . . . . . . . . . . . . . . . .