Aroclor 1221 Back Catalog number: 70016R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59605 Conductance @ 20°C [147 µmho/cm] Price on request 8742.12-50-IO 2,2',4-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147217-75-2 Price on request XA15171170AL Metolachlor-2-hydroxy,100ng/µL in Acetonitrile,1ml Price on request