2. Find an impermeable foam box, spread a thin layer of salt water or salt water to break the ice at the bottom of the box, use an ice bag if possible, and add a layer of tin foil to prevent the ice from melting.
3. Put the tied Portunus trituberculatus flat into the box, try to avoid ice cubes pressing the crab, and finally seal the lid.
Can Portunus Crab still be eaten after the express delivery? It depends.
Portugal is an omnivore. When the temperature is below 10℃ and above 32℃, the swimming crab will stop eating, so the vitality of swimming crab will be affected to some extent if the environmental temperature is too high or too low. If it is delivered by express delivery, but the temperature is lower, the death time is shorter, and there is no odor, it can still be eaten at high temperature. This will happen if the swimming crab has a rancid smell because of the high temperature.
What will happen to the dead swimming crab? Eating them is not recommended.
Portunus trituberculatus is generally cultured in shallow waters near the sea, and impurities such as sediment will remain in the gaps between its shells. If Portunus trituberculatus is alive, these substances will not have much impact on its body surface, and even if it enters the body, it will be blocked from metabolism. However, if Portunus trituberculatus dies, protein and other nutrients in its body will be eroded and occupied by bacteria in a short time, and its amino acids will be decomposed into toxic histamine substances, which will easily lead to food poisoning symptoms such as abdominal pain, diarrhea, vomiting and chest tightness after eating. Therefore, in itself,
4 Preservation and fresh-keeping methods of Portunus trituberculatus If it is a live Portunus trituberculatus, you can put Portunus trituberculatus into a basin and pour a small amount of light salt water into the basin until the water does not exceed the crab feet. Store the basin in a cool and ventilated place. If the room temperature is high, Portunus trituberculatus can also be stored in the refrigerator.
If it is steamed Portunus trituberculatus, put the cooked Portunus trituberculatus into a bowl, then wrap the bowl with plastic wrap, and put the bowl in the refrigerator for preservation. Be careful not to leave it too long, because it will go bad if it is kept in the refrigerator for a long time.