Erbium is a chemical element in the lanthanide series, with symbol Er and atomic number 68.A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements on Earth.rbium is a chemical element in the lanthanide series, with symbol Er and atomic number 68.
Many factors may result in elevated creatinine and BUN numbers, but we will only talk about those numbers caused by kidney damage here. So you should make sure you have already been diagnosed with kidney diseases. The normal range of creatinine level for men is 0.6-1.2mg/dl; for women is 0.5-1.1mg/dl. The normal range of BUN numbers for adults is 9-20mg/dl.
Creatine kinase, more commonly known as CK, is an enzyme that is present in all muscle tissue of the body including the heart and the brain. The normal creatine kinase levels in a man are between 38 and 174 units/L; while a woman's creatine kinase levels range from between 96 to 140 units/L.