Compound navel orange preservative prepared from plant extract
A preservative and plant-derived technology, applied in food science, food preservation, fruit and vegetable preservation, etc., can solve the problems of high cost, poor broad-spectrum, and difficulty in researching the production process of antagonistic bacteria, so as to maintain good quality and prolong Effects of storage time, reduction of decay rate and weight loss rate
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Embodiment 1
[0035] Based on 1kg compound navel orange preservative:
[0036] Dried Magnolia officinalis and clove powder were passed through a 20-mesh sieve, added to 70% ethanol according to a 1:20 material-to-liquid ratio, soaked at 50-60°C for 3 hours, and then subjected to ultrasonic extraction for 20 minutes. Centrifuge, centrifuge at 1000r / min for 5min, discard the precipitate, and keep the extract.
[0037] The thickener was selected from Tween 80 and xanthan gum, and the ratio of Tween 80 to xanthan gum was 2:1.
[0038] The specific formula of each component is as follows:
[0039] Magnolia 100g
[0040] Cloves 300g
[0041] Potassium Sorbate 100g
[0042] Propylparaben 100g
[0043] Citric acid 20g
[0044] Tween 80 14g
[0045] Xanthan Gum 7g
[0046] Add water to 1kg.
Embodiment 2
[0048] Based on 1kg compound navel orange preservative:
[0049] Dried Magnolia officinalis and clove powder were passed through a 20-mesh sieve, added to 70% ethanol according to a 1:20 material-to-liquid ratio, soaked at 50-60°C for 3 hours, and then subjected to ultrasonic extraction for 20 minutes. Centrifuge, centrifuge at 1000r / min for 5min, discard the precipitate, and keep the extract.
[0050] The thickener was selected from Tween 80 and xanthan gum, and the ratio of Tween 80 to xanthan gum was 2:1.
[0051] The specific formula of each component is as follows:
[0052] Magnolia 150g
[0053] Cloves 250g
[0054] Potassium Sorbate 150g
[0055] Propylparaben 150g
[0056] Citric acid 30g
[0057] Tween 80 20g
[0058] Xanthan gum 10g
[0059] Add water to 1kg.
Embodiment 3
[0061] Based on 1kg compound navel orange preservative:
[0062] Dried magnolia officinalis and clove powder were passed through a 20-mesh sieve, added to 70% ethanol at a material-to-liquid ratio of 1:20, soaked at 50-60°C for 3 hours, and then ultrasonically extracted for 20 minutes. Centrifuge at 1000r / min for 5min, discard the precipitate, and retain the extract.
[0063] The thickener is Tween 80.
[0064] The specific formula of each component is as follows:
[0065] Magnolia officinalis 100g
[0066] Cloves 300g
[0067] Potassium sorbate 200g
[0068] Propylparaben 200g
[0069] Citric acid 40g
[0070] Tween 80 30g
[0071] Add water to 1kg.
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