4,4'-DDT, 100 µg/ml, Methanol, 1ml

o-Xylene, 5ml

Ambroxol hydrochloride,1000 µg base/mL,MeOH,1mL,

1H,1H,2H,2H-Perfluoro-n-octyl acrylate-d3,50 µg/mL,MeOH,1mL,