Formaldehyde-DNPH Level 1 (0.1ug/mL)

1,3-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16664-45-2

U{13C17}-Aflatoxin B2

1,2,4-Tribromobenzene