Aroclor 1221 Back Catalog number: 70016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA15200000AL Metribuzin, 100µg/mL in Acetonitrile, 1ml Price on request 1756.10-1G Di-n-pentyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 112-51-6 Price on request 1722.17-500-IO 1H-Cyclopenta[l]phenanthrene, 500 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 235-92-7 Price on request