2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene

Heptachlor-exo-epoxide (isomer B), 1.2mL x 100ug/mL, nonane

Meloxicam, certified, 0.1g

Diphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 139-66-2