Dichlorodifluoromethane, 20mg/mL in MeOH, 1ml

D5-Propachlor ESA sodium salt, 5mg

Caffeine-d3 (1-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26351-03-1

Stearic acid butyl ester