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Effect of Preservative Combinations on the Storage Quality of Western Tenderloin Sausages |
ZHOU Hui1, WU Xiang1,2, XU Baocai1,3,* |
1.Jiangsu Yurun Meat Industry Co. Ltd., Nanjing 211806, China;
2.State Key Laboratory of Meat Processing and Quality Control, Nanjing 211806, China;
3.College of Food Science and Technology, Nanjing Agricultural University, Nanjing 210095, China |
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Abstract This research aimed to find a suitable preservative combination for western tenderloin sausages. One-factor-ata-time experiments and experiments designed according to an L9 (34) orthogonal array were conducted to determine the effect of nisin, sodium diacetate, preservative A and sodium lactate, added singly or in combination, on the total number of colonies. The effectiveness of four preservatives was in the decreasing order of nisin > preservative A > sodium lactate > sodium diacetate. The optimal combination that resulted in a significant reduction in the total number of colonies compared with the control group was nisin 0.02%, sodium diacetate 0.10%, preservative A 0.80%, and sodium lactate 3.00%. In addition, this preservative combination did not significantly change the pH, leading to a significant improvement in the color and overall acceptance and strongly inhibiting the growth of microorganisms causing spoilage in western tenderloin sausages.
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