. . . . . . . . . . . . . . . . . "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::PERISDP1" . . . . . "accepted"@en . . "peridinin_water>GF/F_SD_HPLC" . . . "Concentration standard deviation of peridinin {CAS 33281-81-1} per unit volume of the water body [particulate >GF/F phase] by filtration, acetone extraction and high performance liquid chromatography (HPLC)"@en . . . . .