Heptachlor-exo-epoxide, 100 µg/ml, Methanol, 1ml

Aflatoxin B2, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 7220-81-7

Naphtho[2,3-b]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 206-06-4

Naphtho[2,3-b]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 206-06-4