2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194) Back Catalog number: 66194 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 71401 Dichloroacetaldehyde diethyl acetal Price on request 673920 D3-Chloridazon-methyl-desphenyl, 100 µg/ml, Aceto Price on request S-4452-100-T 15 EU PAH Cocktail , 100µg/m Lin Toluene , 1ml Price on request