There are examples of analysis for vitamin K1 isomers! It is suitable for reverse phase separation of geometric isomers and positional isomers.
The "Ascentis Express 160 Å C30 U/HPLC" is a column for the analysis of long-chain and cis-trans isomers. It is suitable for the reversed-phase separation of geometric isomers and positional isomers. There are examples of analysis including a comparison of separation behavior with C18, four types of tocopherols, five types of fat-soluble vitamins, and vitamin K1 isomers. [Analysis Examples] ■Comparison of separation behavior with C18 ■Four types of tocopherols ■Five types of fat-soluble vitamins ■Vitamin K1 isomers *For more details, please refer to the PDF document or feel free to contact us.
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【Specifications (Excerpt)】 ■Silica used: Type B (High purity silica) ■Particle type: Superficially porous particles (SPP) ■Stationary phase: Triacontyldimethyl ■Particle size: 2.7 μm ■Pore size: 160 Å ■Carbon content: 4.5% *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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From research and development of pharmaceuticals to manufacturing and diagnostics, Merck is working to solve various challenges in life sciences in collaboration with the global science community. Merck's products include over 300,000 items, ranging from laboratory pure and ultra-pure water systems to gene editing tools for drug manufacturing, antibodies, cell lines, and end-to-end systems. To realize promising research more quickly and safely, we closely collaborate with customers in academia, the biotechnology industry, and the pharmaceutical industry. Please feel free to contact us for inquiries about our products or if you are interested in raw material supply. Here is the Merck ultra-pure and pure water systems webpage → https://www.merckmillipore.com/LW Here is the Merck life science reagents, raw materials, and analysis webpage → https://www.sigmaaldrich.com/JP/ja