Trimethoprim, 100 µg/ml, Methanol, 1ml

Calibration sol. CS5 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl

1,3-Dichlorobenzene, 1000µg/ml in MeOH, 1ml

2,3-Diethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.