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 S-4719-500-ANX5 Custom nitrosamine-control mix 7 components, each 500µg/mL in acetonitrile 9666.4-K-AN N- Nitrosodiethanolamine 1116-54-7 NDELA 9004.2-2K-DC N-Nitrosodimethylamine 62-75-9 NDMA 9006.4-2K-DC N-Nitrosodiethylamie Price on request 673420 Propargite, 10.0 µg/ml, Acetonitrile, 10ml Price on request 54132 Total Kjeldahl Nitrogen as N Price on request