2,3,4,5-Tetrabromobenzoic acid, 1.2ml x 50ug/ml, methanol

Pentaphene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 222-93-5

PCB No. 112, 100ug/ml in Isooctane, 1ml

N-ethylperfluoro-1-octanesulfonamidoacetic acid, 50µg/ml in MeOH, 1ml