4-Hydroxybenzoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 99-96-7

1,4-Naphthoquinone, 250mg

D5-PCB 116, 10.0 µg/ml, Isooctane, 1ml

3 Deuterated Compounds Internal Standard Mix 3 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% Benzene-d6 39.7 Naphthalene-d8 20.9 Ethylbenzene-d 10 39.3