Mass-Labelled PCB Extraction Standards, 1.2ml, nonane

Pentafluoropropionic anhydride, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 356-42-3

Metsulfuron-methyl, 10 µg/ml, Acetonitrile, 10ml

1-Naphthaleneacetic acid, 1000µg/ml in Acetone, 1ml