Anion Mix #2

4-O-Desmethyl 4-O-Ethyl Trimethoprim, 25mg

d4 C27 alpha alpha alpha (20R)-Cholestane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-74-4

Silafluofen, 10 µg/ml, Ethyl acetate, 10ml