Phthalic acid, butyloctyl ester, certified, 0.25g

2,4-Dichlorophenol, 250mg

Internal Standard for GC-analysis of PAH compounds 4 Analytes, each 500 µg/mL in dichloromethane; units:1x5mL 0393.12 1-Phenylhexane [1077-16-3] 0728.12 2,3-Dimethylnaphthalene [581-40-8] 0768.16 3,6-D

Coumaphos, 100µg/mL in Acetonitrile, 1ml