Method for preparing polyphenol extract from double-petal red rose residue
A technology of rose dregs and extracts, which is applied in the field of bioengineering to achieve the effects of low production cost, easy large-scale promotion and application, and high degree of safety
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Embodiment 1
[0013] Example 1: A method for preparing polyphenol extracts from double red rose dregs, which consists of the following steps: (1) rose dregs pretreatment: the double red rose dregs after extracting the essential oil are washed with water, After the receptacle is removed, the pulp is beaten to obtain rose pulp.
[0014] (2) Preparation of fruit pulp: After washing papaya, tomato and lemon with drinking water, they were soaked in normal saline for 30 minutes, and after washing again, they were beaten with a pulverizer to obtain papaya pulp, tomato pulp and lemon pulp respectively.
[0015] (3) Polyphenol extraction: mix according to the ratio of 1 part of rose pulp (water content 85%) and 5 parts of pure water, adjust the pH value to 4.5 with sodium dihydrogen phosphate and disodium hydrogen phosphate, and the temperature is 40 °C , add 1 part of papaya pulp, 1 part of tomato pulp, and 1 part of lemon pulp to 100 parts by weight of rose pulp for processing. The treatment time ...
Embodiment 2
[0017] Embodiment 2: a kind of method utilizing double petal red rose pomace to prepare polyphenol extract, it is made up of following steps:
[0018] (1) Rose dregs pretreatment: After extracting the essential oil, the double red rose dregs are washed with water, the receptacles are removed, and then beaten to obtain rose dregs.
[0019] (2) Preparation of fruit pulp: After washing papaya, tomato and lemon with drinking water, they were soaked in normal saline for 30 minutes, and after washing again, they were beaten with a pulverizer to obtain papaya pulp, tomato pulp and lemon pulp respectively.
[0020] (3) Polyphenol extraction: mix according to the ratio of 1 part of rose pulp (water content 85%) and 5 parts of pure water, adjust the pH value to 6.0 with sodium dihydrogen phosphate and disodium hydrogen phosphate, and the temperature is 55 °C , add the papaya of 5 parts by weight, the tomato of 5 parts, the lemon of 3 parts by 100 parts by weight of rose pulp and process...
Embodiment 3
[0022] Example 3: A method for preparing polyphenol extracts using double-petal red rose dregs, which consists of the following steps: (1) rose dregs pretreatment: after the essential oil is extracted, double-petal red rose dregs are washed with water, After the receptacle is removed, the pulp is beaten to obtain rose pulp.
[0023] (2) Preparation of fruit pulp: After washing papaya, tomato and lemon with drinking water, they were soaked in normal saline for 30 minutes, and after washing again, they were beaten with a pulverizer to obtain papaya pulp, tomato pulp and lemon pulp respectively.
[0024] (3) Polyphenol extraction: After mixing 1 part of rose pulp (water content 85%) and 5 parts of pure water, adjust the pH value to 5.0 with sodium dihydrogen phosphate and disodium hydrogen phosphate, and the temperature is 50 ℃, add 4 parts of papaya pulp, 3 parts of tomato pulp, and 2 parts of lemon pulp to 100 parts by weight of rose pulp for processing, and the processing time...
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