Generally speaking, the shelf life of dry sea cucumber is about 2-3 years, provided that it is properly stored. If there is mildew or moisture, it means that the sea cucumber has deteriorated. The surface of pure dry sea cucumber is not isolated from water and air, so it is better not to contact with air directly, and it should be sealed. Cheap dry sea cucumber generally contains impurities that make sea cucumbers difficult to store.

In order to avoid affecting its quality and taste, it is best to keep it in cold storage for a short time, and it is best to keep it in cold storage for a long time, and then thaw it before eating. This is the safest way to save. Some people keep sea cucumbers by putting them on a rope and hanging them in a ventilated place. Another way is to put the sea cucumber and garlic together and seal them with plastic bags, so that the sea cucumber will not be bad.

Dry sea cucumber selection method

1, observation method: the dry sea cucumber processed according to the technology specified in dry sea cucumber standard has a black-gray or gray color, a complete and regular figure, uniform individuals, basically the same size, strong and shiny, straight and complete spines, little or no calcareous exposure in the mouth, small and clear incisions, and dense and clear ginseng feet under the abdomen; According to the specifications, the single weight ranges from about 7 grams to 15 grams or more.

There is no salt frost on the body surface, less wood charcoal ash or plant ash attached, and no impurities or peculiar smell, which is the top grade. In contrast, dry sea cucumber's individual size is uneven, the shape is not straight, the color is thick and dark, the thorn is short, the thorn tip is blunt or incomplete, and the ginseng foot under the abdomen is vague and unclear; The end cut is irregular and unclear, with obvious calcareousness; Salt frost attached to the body surface or salt crystals and impurities are of poor quality.

2, feel method: dry sea cucumber individual hard, not easy to break, light weight, completely dry, knocking charcoal feeling, throwing elastic, echo, for the top grade. Inferior dry sea cucumber is easy to break, and has salt crystals or impurities falling off, which makes it feel heavy in hand, inelastic and echoless when knocking or throwing, and the salt content is above 60%.