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Nutritional value
Basic parameters | Nutritional values, basic package | Nutritional value, extended package | Nitrogen and protein
Fat | Carbohydrates |
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| Basic parameters |
| Analysis |
Method |
| water content, dry samples |
gravimetry |
| water content, wet samples |
gravimetry |
| water content |
Karl Fischer |
| water content |
ASTA |
| water content |
vacuum |
| Ash, dry samples |
gravimetry |
| Ash, wet samples |
gravimetry |
| Ash + ash insoluble in HCl |
gravimetry |
| Salt content |
potentiometry |
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| Nutritional value (basic package) |
| water content |
| Ash |
| protein content |
| fat content |
| calculated carbohydrate content |
| calculated energy content |
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| Nutritional value (extended package) |
| water content |
| ash |
| protein content |
| fat content |
| fiber content |
| calculated carbohydrate content |
| calculated energy content |
| sodium |
| composition of fatty acids |
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| Nitrogen and protein |
| Analysis |
Method |
| total nitrogen |
Kjeldahl, Dumas |
| raw protein |
Kjeldahl, Dumas |
| nitrite |
spectrophotometry |
| nitrate |
CE |
| nitrite + nitrate |
spectrophotometry, CE |
amino acids
all except tryptophan
histamine |
HPLC |
| hydroxyproline |
photometry |
| allergenic proteins: casein, beta-lactoglobulin, ovalbumin, hazelnut protein, peanut protein, almond protein |
ELISA |
| gluten |
ELISA |
| allergenic proteins (as above) + gluten |
ELISA |
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| Fat |
| Analysis |
Method |
| raw fat |
Soxhlet Soxtec |
| raw fat |
SBR |
| raw fat |
Röse-Gottlieb |
| free fatty acids in fat and oil |
Titration with NaOH |
| composition of fatty acids in fat and oil |
GC-FID |
composition of fatty acids in solid samples |
GC-FID |
| cholesterol |
GC-FID |
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| Carbohydrates |
| Analysis |
Method |
| dietary fibre, AOAC |
gravimetry |
| starch |
photometry |
| starch |
polarimetry |
| sugar profile: glucose, fructose, sucrose, maltose, lactose, galactose |
HPLC-RI |
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