date:May 23, 2013
oassay in the 1930s, when Vitamin D first began being added to milk. Todays LC-MS/MS method for Vitamin D is, according to the company, another innovation. Also known as a triple-quad mass spec, LC-MS/MS has been used by the pharmaceutical industry for 20 years. Covance says that it was one of the first to apply it to nutritional testing. The company took four years to apply and refine this technology to the analysis of Vitamin D, not only in infant formula, but in a wide range of food and dieta