Ethephon, 10 µg/ml, Acetonitrile, 10ml

22,29,30-Trisnor-17 alpha(H)-hopan-21-one, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1172-78-7

Calibration Kit for HRGC/HRMS Analysis of PCBs, in Nonane, 6 x 200µl

2,4-D, 10.0 µg/ml, Acetonitrile, 10ml