Bentazon, 1000µg/ml in Acetonitrile, 1ml

Perchloric acid, sodium salt, 100µg/mL in Water, 1

Mixture of Mineral Oils A+B without additives (1:1), neat, 1ml

Ethyl 4-hydroxybenzoate-ethyl d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 126070-21-1