Chlorthiamid, 100 µg/ml, Ethyl acetate, 1ml

N-Desmethyl-cis-tramadol HCl, 1000μg/ml in MeOH, 1ml

1H,1H-Perfluorotetradecan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 15622-57-8

PCB No. 2, 100µg/ml in Isooctane, 1ml