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1.2—
Derivatization for Afrochemicals

Hiroyuki Nakazawa,∗ and Koichi Saito‡
∗Department of Analytical Chemistry, Hoshi University Tokyo 142-8501, Japan and
‡Department of Food Chemistry, Saitama Institute of Public Health, Saitama 338-0824, Japan

1.2.1 Introduction 13

1.2.1.1 Sample Preparation 14

1.2.1.2 Derivatization in Food Analysis 15

1.2.2 Analysis of Nutrients 16

1.2.2.1 Carbohydrates 16

1.2.2.2 Amino Acids and Peptides 17

1.2.2.3 Fatty Acids 22

1.2.2.4 Organic Acids 23

1.2.2.5 Vitamins 24

1.2.2.6 Minerals 26

1.2.3 Analysis of Food Additives 27

1.2.3.1 Preservatives 27

1.2.3.2 Antioxidants 27

1.2.3.3 Sweeteners 27

1.2.3.4 Emulsifiers 28

1.2.3.5 Other Food Additives 29

1.2.4 Analysis of Veterinary Medicine 29

1.2.4.1 Sulfonamindes 30

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