ICP-MS Tuning Solution #1 EPA 200.8

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)

n-Hexane, 1000µg/ml in MeOH, 1ml

1,4-Bis(2-ethylhexyl)benzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87117-22-4