o-Xylene, 1000µg/ml in MeOH, 1ml

2-Bromothiophene in isooctane, Blank Units: 5x1mL ampoules

Sodium Chloride (Cl-)

p-n-Nonylphenol Monoethoxylate (ring-13C6), 100µg/ml in Nonane, 1,2ml