pH 7.01 buffer solution (box of 25x20mL sachet)

sec-Butanol

1H,1H,13H-Perfluorotridecan-1-ol, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 423-72-3

Dioxacarb-d3 (N-methyl-d3),100 µg/mL,acetonitrile,1mL,