2,2’,3,3’,4,5-Hexachlorobiphenyl (129) Back Catalog number: 63129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677121 Penthiopyrad, 10 µg/ml, Acetonitrile, 10ml Price on request 50230 Mix #1 Price on request 59957 Acetate (CH3COO-) Price on request