FDA issues warning about toxins found in tubing used for Fresenius Medical Care machines

The FDA has sent a letter to health care providers warning that silicone tubing used in certain Fresenius Medical Care dialysis machines may contain toxins. 
The FDA investigation, being done in cooperation with Fresenius, includes hemodialysis machine models 2008T, 2008K2 and 2008K, and involves non-dioxin-like (NDL) polychlorinated biphenyl acids (PCBAs) and NDL polychlorinated biphenyls (PCBs) that are in the silicone tubing used in the dialysate lines and the mechanical components of the machines.
“Although this silicone tubing does not directly contact the blood, there is the

The FDA has sent a letter to health care providers warning that silicone tubing used in certain Fresenius Medical Care dialysis machines may contain toxins. 
The FDA investigation, being done in cooperation with Fresenius, includes hemodialysis machine models 2008T, 2008K2 and 2008K, and involves non-dioxin-like (NDL) polychlorinated biphenyl acids (PCBAs) and NDL polychlorinated biphenyls (PCBs) that are in the silicone tubing used in the dialysate lines and the mechanical components of the machines.
“Although this silicone tubing does not directly contact the blood, there is the