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Ash (analytical chemistry)In analytical chemistry, Ash is the name given to all compounds that are not considered organic or water. These are the compounds that remain (as "ashes") after a sample is burned, and consist mostly of metal oxides. Additional recommended knowledgeAsh is one of the components in the proximate analysis of biological materials, consisting mainly of salty, non-organic constituents. It includes metal salts which are important for processes requiring ions such as Na+ (Sodium), K+ (Potassium), Ca+ (Calcium). It also includes trace minerals which are required for unique molecules, such as chlorophyll and hemoglobin. For instance, the analysis of honey shows:
In this example the Ash would include all the minerals in honey. Also see:
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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Ash_(analytical_chemistry)". A list of authors is available in Wikipedia. |