EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml

1-(4-Isopropylphenly)-3-methylurea, 100µg/mL in Acetonitrile, 1ml

2,4,5,6-Tetrachloro-m-xylene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no.

2,3,5-Trimethylpyrazine