Base/Neutral & Acid Surrogate Standard

(+/-)-Ibuprofen-d3, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121662-14-4

Sulfamethazine, 100μg/mL in Acetonitrile, 1ml

Sulfentrazone, 100 µg/ml, Ethyl acetate, 5ml