Cerotic acid, 100 µg/ml, Acetonitrile, 1ml

Tris(2,3-dibromopropyl) phosphate, 100µg/ml, TO, 1

Nicosulfuron, 1000µg/ml in Acetonitrile, 1ml

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