Polychlorinated biphenyls (PCBs) are organochlorine compounds with the formula C 12 H 10−x Cl x; they were once widely used in the manufacture of carbonless copy paper, as heat transfer …

2024年11月8日 · This page contains a list of common Aroclors. The numbering standard for the different Aroclors is as follows: The first two digits usually refer to the number of carbon atoms …

5 天之前 · Aroclor is a PCB mixture produced from approximately 1930 to 1979. It is one of the most commonly known trade names for PCB mixtures. There are many types of Aroclors and …

PCBs made in the United States were marketed under the trade name Aroclor and most are identified by a four-digit numbering code in which the first two digits indicate that the parent …

Aroclor 1260 is a light yellow, soft sticky resin. The commercial production of PCBs began in 1929. PCBs were introduced under a number of trade names and sold in many different …

Aroclor 1254 is a commercial mixture of PCBs with an average chlorine content of 54%. It is composed of mainly pentachlorobiphenyls (71.44%) and hexachlorobuphenyls (21.97%) and …

A 1996 study found liver tumors in female rats exposed to Aroclors 1260, 1254, 1242, and 1016, and in male rats exposed to 1260. These mixtures contain overlapping groups of congeners …