PCB 209, 100 µg/ml, Isooctane, 5ml

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

D5-Terbuthylazine, 100 µg/ml, Acetone, 1ml

Antimony (Sb)