D3-(±)-Naproxen, 100 µg/ml, Methanol, 1ml

ICP-MS Mix

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)

1,2,4,5-Tetrachlorobenzene