Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml

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)

Total Organic Carbon (C)

Anthracene, 250mg