The peroxide fraction in fr esh THF produced. by BASF lies well below 1 mg/kg (< 1 ppm). However, due to the natur e of the product, it may rise during transpor t, ï¬lling, reï¬lling, storage and sampling. Properties. Tetrahydrofuran distilled pur e (THF) is a clear, colorless, low-boiling, volatile, polar liquid. It is a cyclic, aliphatic ether with a characteristic. odor reminiscent of acetone.
Pancreatic cancer is one of the few cancers for which survival has not improved substantially over nearly 40 years. Pancreatic cancer has the highest mortality rate of all major cancers. 91% of pancreatic cancer patients will die within five years of diagnosis â only 9% will survive more than five years.
Stage is a term used in cancer treatment to describe the extent of the cancer 's spread. The stages of pancreatic cancer are used to guide treatment and to classify patients for clinical trials.The stages of pancreatic cancer are: 1  Stage 0: No spread.2  Pancreatic cancer is limited to a single layer of cells in the pancreas.3  The pancreatic cancer is not visible on imaging tests or even to the naked eye.he stages of pancreatic cancer are used to guide treatment and to classify patients for clinical trials. The stages of pancreatic cancer are: 1  Stage 0: No spread. 2  Pancreatic cancer is limited to a single layer of cells in the pancreas. 3  The pancreatic cancer is not visible on imaging tests or even to the naked eye.