Chlorotoluron, 100 µg/ml, Acetonitrile, 5ml

Bis(2-ethylhexyl-d17) tetrabromo[13C6]phthalate, 1.2ml x 50ug/ml, toluene

(±)-Atenolol,100 µg/mL,MeOH,1mL,

Carvedilol-d4 (ethyl-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1133705-56-2