Cyanuric acid (13C3,15N3),100µg/ml in Water, 1,2ml

Durene, 1000mg

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

Etrimfos, 100 µg/ml, Toluene, 1ml