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Fish Oils

Fish And Seafood

Fish Oils - ISBN: 9781905224630
Prijs: € 187,45
Levertijd: 12 tot 15 werkdagen
Bindwijze: Boek, Gebonden
Genre: Levensmiddelentechnologie
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Beschrijving

* The Latest Legislation Covering Fish Oil Production And Use * Uses Of Liquid Fish Oils In Foods * The Important Dietary Constituents In Fish Oils.

Details

Titel: Fish Oils
Mediatype: Boek
Bindwijze: Gebonden
Taal: Engels
Aantal pagina's: 200
Uitgever: Leatherhead Food International
Plaats van publicatie: 03
NUR: Levensmiddelentechnologie
Afmetingen: 240 x 163 x 21
Gewicht: 550 gr
ISBN/ISBN13: 9781905224630
Intern nummer: 11407116

Biografie (woord)

The book is the fourth in a series of books edited by Dr Barry Rossell, an expert in the field of oils and fats, who has been a member of the International Standards Organisation, and Codex Alimentarius Fats and Oils Committees, and chair of both the BSI and SCI Oils and Fats Committees in the UK.

Inhoudsopgave

Contributors vi

Introduction ix

1 Production Volumes and Trade in Fish Oils 1

2 Fish Oils as Sources of Valuable Dietary Constituents 7

2.1 Introduction 7

2.2 Squalene 7

2.3 Vitamins 8

2.4 Glycerol ethers 8

2.5 Long–chain polyunsaturated fatty acids 8

2.6 References 11

3 Physical Properties of Fish Oils 13

3.1 Introduction 13

3.2 Mechanical Properties 15

3.3 Electrical and Dielectric Properties 18

3.4 Optical Properties 19

3.5 Smoke, Flash and Fire Points 21

3.6 Heats of Combustion 22

3.7 Thermal Properties 23

3.8 Spectral Properties of Fish Oils 30

3.9 Other Physical Properties 33

3.10 Physical Properties of Fish Wax Esters 34

3.11 Conclusions 34

3.12 References 39

4 Fish Oils – The Chemical Building Blocks 51

4.1 Introduction 51

4.2 The Lipid Family 52

4.3 The Origin of Building Blocks 53

4.4 Progression through the Marine Food Web 54

4.5 The Wide Ranging Fatty Acids in Fish Oils 55

4.6 The Esterified Materials 64

4.7 Other Chemical Constituents in Fish Oils 70

4.8 Conclusions 75

4.9 References 75

5 Processing of Fish Oil 81

5.1 Introduction 81

5.2 Minor Components in Crude Fish Oils 84

5.3 Processes Used 87

5.4 Refining Crude Fish Oil for Nutraceuticals 95

5.5 References 97

5.6 Glossary of Terms Used 98

6 Hydrogenation of Fish Oils 99

6.1 Summary 99

6.2 Batch Hydrogenation 99

6.3 Principles of Hydrogenation Technology 102

6.4 Principles of Dead–end Batch Reactor Operation 111

6.5 Application to Large–scale Reactors 118

6.6 Hydrogenation Time 122

6.7 Final Remarks 126

6.8 Acknowledgements 126

6.9 List of Symbols 127

6.10 References 129

7 Nutritional Values of Fish Oils 131

7.1 Introduction 131

7.2 History 132

7.3 Vitamins 133

7.4 Fatty Acids 137

7.5 The Uniqueness of Fish Oils 140

7.6 The Biological Role of Poylunsaturates 141

7.7 Dietary Alterations 142

7.8 Clinical Aspects 143

7.9 Summary 151

7.10 References 152

8 Uses in Foods of Non–Hydrogenated Fish Oils 155

8.1 Introduction 155

8.2 Supplements or Fortification of Foods? 156

8.3 Fish Oils and their Various Forms 159

8.4 Methods Used to Raise Omega–3 Concentration 160

8.5 The Products Available Currently 163

8.6 Microencapsulation 166

8.7 Algal Oils 167

8.8 Future Prospects 167

9 Farmed Fish: The Impact of Diet on Fatty Acid Compositions 171

9.1 Introduction 171

9.2 Aquaculture Feeds; a Work in Progress 172

9.3 Dietary Lipid and Flesh Fatty Acid Concentration in Farmed and Wild Fish 173

9.4 Flesh n–3 Highly Unsaturated Fatty Acid (HUFA) Concentrations in Farmed and Wild Fish 174

9.5 Fatty Acid Compositions of Liver Oils from Farmed and Wild Fish 176

9.6 Conclusion and Future Prospects 178

9.7 References 179

10 Rancidity in Fish Oil 185

10.1 Introduction 185

10.2 Fish Oil Processing 185

10.3 Fish Types 186

10.4 Fish Oil Storage and Transport 187

10.5 Polymerisation 189

10.6 Absorption/Contamination 190

10.7 Hydrolisis 191

10.8 Induction Period 193

10.9 Oxidation 195

10.10 Autoxidation 197

10.11 Antioxidants 200

10.12 Photo–oxidation 203

10.13 Applications of Antioxidants 205

10.14 Conclusions 221

10.15 References 222

11 Regulatory Issues for Fish Oils 225

11.1 Introduction 225

11.2 Composition 226

11.3 Use in Food Supplements 227

11.4 Novel Foods 229

11.5 Labelling Issues for Fish Oils in Foods 230

11.6 Hygiene Requirements 234

11.7 Contaminants 236

11.8 Additives 237

11.9 References 240

Index 243

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