2,4-Dimethylphenol, 100 µg/ml, Acetonitrile, 1ml

3,6-Dichloropyridazine

EPA Method 500 Series Internal Std #4

2,3-Dichloro-1-propanediol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 616-23-9