"Concentration of lead {Pb CAS 7439-92-1} per unit wet weight of biota {Thunnus alalunga (ITIS: 172419: WoRMS 127026) [Subcomponent: muscle tissue]}"@en . . "SDN:P01::IC002512" . "The wet weight concentration of the specified analyte in the specified organism or part thereof."@en . .