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Determination of raw fiber content The fiber principle refers to the indigestible carbohydrate components present in plants. The name comes from the fact that it has natural fibrous structures. The main purpose in plants is to fom as part of the structure in cells. But it is useful for human food Raw fibers are minor differences that are used to classify fibers. Coarse fiber is a measure of the indigestible cellulose content, pentosan, lignin and other components of this type of food today. Is the residue of the plants left after extracting with solvent, followed by hydrolysis with dilute acids and alkalis. These ingredients have little nutritional value. But has the required amount for proper peristaltic action in the intestine. Chemicals 1. 1.25% sulfuric acid 2. 1.25% sodium hydroxide 3. 95% ethyl alcohol device 1. Suction bottle 2. Buchner suction cone 3. Socket Melting porcelain 4. Hot plate 5. Furnace 6. Hot air oven 7. Desiccators 8. Whatman filter No.54 9. Balanced analysis procedure 1. Determination of filter paper weight by drying in the oven Bake hot air (105 ° C) for 1 hour, then cool down in desiccators and Keep the weight. Keep in desiccators until using.
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