Perylene, 1000µg/ml in methylene chloride, 1ml

Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59660-24-1

Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane

Metam-sodium hydrate