3-Ethyltoluene, 200 µg/ml, Methanol, 1ml

4-(Trifluoromethyl)-3-Pyridinecarboxylic Acid, 100mg

PCB 118, 100 µg/ml, Isooctane, 1ml

Pentachlorophenol, 100 µg/ml, Methanol, 1ml