Etofenprox, 100 µg/ml, Acetonitrile, 5ml

(-)-(S)-Levetiracetam,1000 µg/mL,MeOH,1mL

2,2-Dimethylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1071-26-7

1,4-Dichlorobenzene-d4, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3855-82-1