Aroclor 1221 in Transformer Oil Back Catalog number: 61221 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72496 Chlorpyrifos oxon Price on request 71399 Methyl tribromoacetate Price on request 0957.14-500-IO 1,3-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-15-4 Price on request