EPA Method 507/525 Analytes Mix #2 Rev.1

2-Methoxy-3-isopropylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 25773-40-4

1-Methyoxypyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 34246-96-3

4,4'-Diaminobiphenyl-d8 (Rings-d8)