2,4-D methyl ester

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

Mixed Calibration Standard 1

4-Nitropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 57835-92-4