2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 63155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 83547 Formaldehyde-DNPH Price on request 79629 Salicylic acid Price on request 675818 Terbumeton, 10.0 µg/ml, Methanol, 10ml Price on request