Total Dissolved Solids

Perfluorobutyric acid, sodium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2218-54-4

Piperacillin, 250mg

17?(H),21ß(H)-(22S)-Homohopane, 500µg/mL in Isooctane, 1mL