Aroclor 1221 Back Catalog number: 90124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682134 4,4'-Dichlorobenzophenone, 100 µg/ml, Ethyl aceta Price on request PLAS-AX-070N Irganox 245, 50mg Price on request 54262 Nitrite as NO2-, 1000µg/ml in water, 100ml Price on request