1,2,3,4,5,6,7-Heptachloronaphthalene,,,, Back Catalog number: 11787.10 Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended MPFAC-HIF-ES Mass-Labelled PFAS Extraction Standard, in MeOH, 1,2ml Price on request 62842 QC Volatile Mix VOA-2 Price on request 677166 Tetra-n-butyltin, 250mg Price on request