Aroclor 1221 Back Catalog number: 90124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674489 Permethrin, 10.0 µg/ml, Acetonitrile, 10ml Price on request 92477 VRX 8260 IS & Surrogate Standard Price on request C12721000 3,3´-Dimethoxybenzidine, certified, 0.1g Price on request