Determination of vitamins E (α-, γ- and δ-tocopherol) and D (cholecalciferol and ergocalciferol) by liquid chromatography in milk, fruit juice and vegetable beverage

Development of magnetic octadecylsilane

Development of magnetic octadecylsilane particles as solid-phase extraction adsorbent for the determination of fat-soluble vitamins in fruit juice-milk beverage by capillary liquid chromatography

✍ Chaofan Hu; Li Jia; Qingqing Liu; Sheng Zhang 📂 Article 📅 2010 🏛 John Wiley and Sons 🌐 English ⚖ 250 KB 👁 1 views

## Abstract A sensitive, fast and simple method based on magnetic octadecylsilane particles was developed for the extraction of three fat‐soluble vitamins followed by capillary LC (CLC) analysis with UV detection. Magnetic octadecylsilane particles were prepared based on three‐step reactions includ