Tag Archives: OPSIS
The Soxhlet Method for Fat Determination
- 02/09/2017
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The Soxhlet Method for Fat Determination FAT DETERMINATION – SOXHLET Because of commercial regulations, it is important for foods producers to be able to report fat/lipids content in their products. It is also important, in several industries, to closely monitor the fat content since it affects the quality or value of the product. Soxhlet extraction is one of the most commonly used methods for determination of total fat. This is mainly because it is fairly simple to use and is the officially recognized method for a wide range of fat content determinations. Nowadays improved extraction techniques tend to be more accurate and more generally applicable and can therefore often replace the old standard method …
Analyzing protein content in food, feed, feed ingredients and beverages
- 02/09/2017
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PROTEIN DETERMINATION – KJELDAHL Analyzing protein content in food, feed, feed ingredients and beverages The Kjeldahl method is used worldwide as the standard for analyzing protein content in food, feed, feed ingredients and beverages. Typical analyses are protein in corn, barley wheat, seeds and protein in milk, beer, cookies, sausage, meat and flour. Kjeldahl Digestion In the Kjeldahl method the sample is boiled in sulphuric acid together with salt and catalyst. This very reactive and corrosive mixture puts high demands on the materials used. Also a well designed fume removal system is necessary to avoid damages on the laboratory inventories. An Exhaust together with a Scrubber is often the solution for this. Kjeldahl Analysis …