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.
From 1998 to 2002, the median age at death from pancreatic cancer was 73 years. The percentages of people who died from pancreatic cancer based on age were as follows: 1  0.0 percent died under age 20. 2  0.2 percent died between 20 and 34.  2.0 percent died between 35 and 44.