3,4,5-Trimethacarb, 10.0 µg/ml, Acetonitrile, 10

17?(H),21?(H)-(22RS)-Trishomohopane,100 µg/mL,isooctane,1mL,

Hexabromobiphenyl

Sildenafil citrate,1000 µg base/mL,MeOH,1mL