2-Butanone-2,4-DNPH, 100mg

4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml

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

2-(2-Chlorophenoxy)propionic acid, 100mg