Metazachlor, 10.0 µg/ml, Ethyl acetate, 10ml

Perfluorobutane sulfonic acid, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59933-66-3

Bisphenol S (13C12, 98%), 100µg/mL in MeOH, 1,2ml

Petrochemical Internal Standard C14-C17 4 Analytes, equal Wt.%; unit : 25ml screw-capped bottle n-Tetradecane C14 n-Hexadecane C16 n-Pentadecane C15 n-Heptadecane C17