EPA Method 8250 Base/Neutrals Spiking Solution

Pyrene, 10µg/ml in Acetonitrile, 10ml

Tris(3-isopropylphenyl) phosphate,100 µg/mL,isooctane,1mL

2-Isobutyl-3,5-dimethylpyrazine and 2-isobutyl-3,6-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.