Version 10.0 – July 2014
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A rice pudding dessert was prepared by a UK food company.
This material is intended for use in the development, validation or quality control of
analytical methods for the determination of the major constituents and elements in
foods.
Assessed Values
Moisture ................... 71.3 ± 1.0 g/100 g Magnesium ....................... 30 ± 3 mg/kg
Nitrogen .................. 0.17 ± 0.02 g/100 g Manganese ................... 0.7 ± 0.1 mg/kg
Total fat ...................... 8.4 ± 0.3 g/100 g Phosphorus .................. 346 ± 21 mg/kg
Ash ......................... 0.22 ± 0.05 g/100 g Potassium ..................... 558 ± 42 mg/kg
Sucrose ...................... 7.2 ± 0.8 g/100 g Sodium ......................... 344 ± 25 mg/kg
Fructose ......................... 78 ± 12 mg/kg Zinc ............................... 1.5 ± 0.4 mg/kg
Indicative Values
Fructose ............................ <0.1 g/100 g Lactose ............................... 0.6 g/100 g
Glucose ............................. <0.1 g/100 g Starch .................................. 12 g/100 g
Lemon Madeira cakes were prepared by a UK food company.
This material is intended for use in development, validation or quality control of
analytical methods for the determination of the major constituents and elements in
foods.
Assessed Values
Moisture ................... 25.9 ± 1.2 g/100 g Ash ......................... 1.76 ± 0.07 g/100 g
Nitrogen .................. 0.66 ± 0.03 g/100 g Sucrose .................... 28.1 ± 1.3 g/100 g
Total fat .................... 13.4 ± 0.7 g/100 g Lactose ....................... 0.9 ± 0.2 g/100 g
Indicative Value
Starch ................................... 20 g/100 g
KT
Quality Control
Materials
LGCQC1011 and
LGCQC1012
The materials were prepared by mixing commercial, dry food ingredients to make a
paste. Peanut protein was added to LGCQC1012 using a commercial defatted
peanut flour (57 g/100 g protein content).
The materials are intended for use as quality control materials for analytical methods
used in the determination of peanut protein in foods. They are not suitable for
establishing method bias.
Indicative Value
LGCQC1011 negative control ............. <1 mg/kg LGCQC1012 positive control ... 10mg/kg