Oxytetracycline, 96%,1000 µg/mL,acetonitrile,1mL,

18 alpha(H)-22,29,30-Trisnorneohopane, neat, Solvent-neat, Unit ca. 1µg, # of units-1, Cas.no. 55199-72-9

1-Methyldibenzothiophene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 31317-07-4

Bisphenol B, 100 µg/ml, Acetonitrile, 1ml