Indeno[1,2,3-c,d]pyrene, 10.0 µg/ml, Acetonitrile

Perfluoro-3-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol

a-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane

Ammonia as (NH4+)