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- n. Plural form of femtogram.
Sorry, no etymologies found.
Most of these chemicals can only be found in quantities measured in nanograms, picograms and femtograms.
Calculate the number of atoms in the They estimated that the graphite weighed following: 22 femtograms.
This assay operates in a range from femtograms per ml into picograms per ml whereas normal current PSA assays actually operate in ranges that are at least 20 times and in general from picograms per ml into nanograms per ml.