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176896

DETERMINATION OF CHEMICAL PARAMETERS OF BEEF AND ITS PRODUCTS

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Last updated: 23 Jan 2023

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Abstract

A total of 120 samples of frozen beef and its products (beef burger, kofta and sausage), 30 samples of each, were collected from different supermarkets in Alexandria governorate to evaluate their chemical quality. The results revealed that the highest mean total volatile nitrogen (TVN) (25.688 mg/ 100gm) was found in sausage samples while the lowest (19.456 mg/100gm) was in frozen beef meat samples. Concerning pH, beef burger samples showed the highest mean levels    (6. 130) while frozen beef samples had the lowest (6.088). In case of acid value, sausage had the highest mean concentration (1.149 mgkoH /gm of fat) while, frozen beef samples showed the lowest value (1.130 mgkoH /gm). Rgarding free fatty acids, the highest mean concentration (0.750ml/gm) was found in sausage while the lowest (0.565 ml /gm) was in frozen beef samples. In case of conjugated dienes (CD), the highest level (0.069 n mole/mg) was in sausage samples while the lowest (0.041 n mole/mg) was in frozen beef. Concerning thiobarbeturic acid value (TBA), sausage also showed the highest level (0.901 mg malonaldhyde /kg of sample) while frozen beef samples showed the lowest (0.7018 mg malonaldhyde /kg of sample).

DOI

10.21608/avmj.2011.176896

Keywords

Key words: Beef, beef products, pH, TVBN, thiobarbeturic acid

Authors

First Name

MERVAT

Last Name

KAMAL IBRAHIM RAGAB

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Affiliation

Dept. of Food Hygiene, Animal Health Research Institute, Alexandria, Egypt

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Volume

57

Article Issue

131

Related Issue

24337

Issue Date

2011-10-01

Receive Date

2011-09-12

Publish Date

2011-10-01

Page Start

1

Page End

14

Print ISSN

1012-5973

Online ISSN

2314-5226

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https://avmj.journals.ekb.eg/article_176896.html

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https://avmj.journals.ekb.eg/service?article_code=176896

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5

Type

Research article

Type Code

1,840

Publication Type

Journal

Publication Title

Assiut Veterinary Medical Journal

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https://avmj.journals.ekb.eg/

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Article

Created At

23 Jan 2023