Lincomycin hydrochloride monohydrate, 100 µg/ml,

EDDP-d3 perchlorate,100 µg/mL (as pyrrolinium) ,MeOH,1mL,

O-Desmethyl tramadol-d6 (racemic) , 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 16412-54-7

1,2,3,4,6,7,9-Heptachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene