The square root of the average of the squares of deviations about the mean of a set of values of the specified measurement.
SDN:P01::NTRTSSD1
Concentration standard deviation of nitrate {NO3- CAS 14797-55-8} per unit volume of the water body [dissolved plus reactive particulate <GF/F phase] by filtration, sudan-1 synthesis, SPE extraction, HPLC purification and gas chromatography-mass spectrometry
SD_NO3_GF/FFilt_GCMS
accepted