核黄素（维生素B2）是在如牛奶、肉类、鸡蛋、坚果、浓缩面粉和绿色蔬菜等特定食物中发现的。它对于正常的细胞生长和功能是必需的。 应用 核黄素-（二氧嘧啶-13C4,15N2）可作为分析标准品，用于通过LC-MS/MS对人血浆中的核黄素含量进行定量分析。 Riboflavin (Vitamin B2) is found in certain foods such as milk, meat, eggs, nuts, enriched flour, and green vegetables. It is necessary for normal cell growth and function.Riboflavin-(dioxopyrimidine-13C4,15N2) can be used as an analytical standard for the quantitative analysis of riboflavin content in human plasma via LC-MS/MS.