In chemistry, column chromatography is a process that’s used to separate a single chemical compound from a mixture. Discovered by Russian biologist Dr. Michael Tswett in 1906, the technique is mainly used in pharmacological applications for purification and drug estimation. The most popular adsorbent used in column chromatography is Silica gel, primarily due to its …
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Are you looking to extend the shelf-life of your products by protecting them from moisture and oxygen contamination? Did you know that different products are available depending on whether you want to protect your product specifically from moisture or oxygen? Yes—desiccants and oxygen absorbers are two terms that are often confused with each other. While …
Other than keeping food fresh, food additives also need to control discoloration, bad odors, and enzymatic activity. According to research, oxidative degradation is a major cause of food spoilage and reduced shelf life. This is why food preservation has included oxygen removal since time immemorial. Oxygen absorbers do just that. Widely used for pharmaceutical products, …
A solid, porous form of aluminum oxide, activated alumina is also referred to as Al2O3, or simply alumina. This is the same exact mineral precious gems, such as sapphire and ruby, are made up of. It’s actually the impurities in this mineral that give these gems their bright colors. Activated alumina is also a porous …
