Aroclor 1221 Back Catalog number: 70016R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D0723 1,3-Diphenylguanidine, >98%, 25g Price on request MDD-1378 1,3,7,8-Tetrachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request D-N-MEFOSA-M N-methyl-d3-perfluoro-1-octanesulfonamide, 50µg/ml in MeOH, 1,2ml Price on request