1,2,4,5-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml

19-Norethindrone acetate, 100mg

m-Xylene-d10, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 116601-58-2

Demeton-S-methyl-sulfoxide, 10 µg/ml, Ethyl aceta