Food Tests - GCSE Science Required Practical

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  • čas přidán 12. 07. 2024
  • avontsa.com
    Dr Chipperfield shows you how to test foods for four different chemicals.
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    00:00 Preparing food samples
    04:37 Benedict's test (glucose)
    05:32 Iodine test (starch)
    06:13 Ethanol test (fats and lipids)
    07:16 Biuret test (protein)
    08:20 Analysis

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