4-Hydroxysulfadiazine,100 µg/mL,MeOH,1mL,

3,4,4'-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Captan, 100 µg/ml, Ethyl acetate, 5ml

Atorvastatin, 1000µg/ml in MeOH, 1ml