2,3',4,5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Nifedipine

D3-Alachlor, 100 µg/ml, Acetone, 1ml

U{13C18}-Sterigmatocystine, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.