Acenaphthylene, certified, 0.1g

1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Paraquat dichloride, 100 µg/ml, Methanol, 1ml

Sodium taurodeoxycholate (hydrate), 97%, 16g