Supplemental Calibration Solution, 500ul, nonane

2,3',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

2-Acetylthiazole, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-, Cas.no. 24295-03-2

4,4'-DDE, 100 µg/ml, Methanol, 1ml