Fresh-keeping method and agent for strawberries

The invention provides a strawberry fresh-keeping method. The method comprises the following steps: firstly, placing strawberries in a plastic or glass container with a light transmittance of 2.9x10 mol smPa to 3.2x10 mol smPa; preparing an aqueous solution by sodium alginate, starch, cellulose, org...

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Bibliographische Detailangaben
Hauptverfasser:	HE JING, LIU XIAOYAN, CEN SHUNYOU, LIU XUYANG, WANG JINHUA, WANG HAIYING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMICAL RIPENING OF FRUIT OR VEGETABLES FOODS OR FOODSTUFFS HUMAN NECESSITIES PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT,VEGETABLES, EDIBLE SEEDS THE PRESERVED, RIPENED, OR CANNED PRODUCTS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Beschreibung
Zusammenfassung:	The invention provides a strawberry fresh-keeping method. The method comprises the following steps: firstly, placing strawberries in a plastic or glass container with a light transmittance of 2.9x10 mol smPa to 3.2x10 mol smPa; preparing an aqueous solution by sodium alginate, starch, cellulose, organic acid and potassium sorbate; subjecting the solution to high-temperature and high-pressure sterilization and inactivation, and adding a proper amount of calcium chloride; and spraying the obtained solution on strawberry surfaces, keeping the temperature of the container at 5-12 DEG C for 1h or above, and carrying out vacuum packaging and transportation as needed. The strawberry fresh-keeping method provided by the invention is practical and reliable, good in fresh-keeping effect and free from harmful substances, and causes no damage to the human body. A fresh-keeping agent for strawberry preservation has simple ingredients, low cost and good use effect. The strawberry preservatio