Aroclor 1221 Back Catalog number: 90124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-12220A1-1ML Iprodione, 100µg/ml in Acetonitrile, 1ml Price on request 2128.12-10-IO Arochlor 1254, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11097-69-1 Price on request S-4529-5ML Reference Material ASTM 5010A, 5ml Price on request