EPA Method 1666 Standard #1

C28 1-Methyl triaromatic sterane + C28 Triaromatic sterane (0856.28), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-31-6

1-Methylnaphthalene-d10

Bicadinane T1, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no.