d-BHC

Carvedilol-d4 (ethyl-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1133705-56-2

1,2,7,8-Tetrachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

U{13C17}-Aflatoxin G2, 0.5µg/ml, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.