Solvent Violet 13, certified, 0.1g

4,5-Dichlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3428-24-8

Ethylbenzene, 1ml

Atrazine, 100 µg/ml, Acetonitrile, 5ml