4-Bromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Acetochlor, 100µg/ml in MeOH, 1ml

Acetylsalicylsalicylic acid, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 530-75-6

Bis(p-chlorophenyl) sulfone,1000 µg/mL ,MeOH,1mL