Aroclor 1221 Back Catalog number: 90124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2011.12-100-IO 2',3,4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 65510-44-3 Price on request F-7009-100MG 3,4-Diaminobiphenyl 2HCl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 471238-97-8 Price on request 72392 Hexanoic acid, 1000µg/ml in Water, 1ml Price on request