Determining Protein Content in Feed with the Kjeldahl Method
3 Aug 2014Adequate protein content in feed products is important for animal health and productivity, as well as for ranch profitability. This application note describes a Kjeldahl method for determining nitrogen and protein contents in foods and feeds using the VELP Scientifica DKL 20 Automatic Kjeldahl Digestion Unit and UDK 159 Automatic Kjeldahl Distillation & Titration System.
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UDK Series - Kjeldahl Distillation Units
Velp ScientificaThe UDK Series Distillers are designed to meet the most challenging demands and requirements for diverse applications, according to international standards: Kjeldahl nitrogen TKN, proteins, ammoniacal nitrogen, nitric nitrogen (Devarda), phenols, TVBN and volatile acids, cyanides, and alcohol content.
DKL Series and DK Series - Kjeldahl Digesters
Velp ScientificaDK Series digesters are traditional digesters, consisting of an aluminum heating block to offer high thermal homogeneity. The DKL Series of digesters offers a premium level of automation: lowering and lifting of the samples take place automatically, as well as the separation between the test tubes and the suction cup. VELP digesters work in accordance with a variety of Standards (such as AOAC, ISO, EPA, DIN etc.)