How long is the shelf life of table salt, and how many years is the shelf life of table salt

18 months. Iodine will evaporate slowly, and salt will clump, but it will not affect consumption. Whether it is simple salt or iodized salt, how long it is put does not affect the consumption, iodized salt has a shelf life, mainly because the iodine component is easy to be oxidized and decomposed, after 18 months of shelf life, the iodine component is very low, can not play the role of iodine supplementation.

The main ingredient of salt is sodium chloride, which is the main salty taste, in the past, edible salt is mainly salt, this salt only contains simple sodium chloride, this chemical substance is very stable, therefore, there is no shelf life, even if it is put for a long time moist salty taste is unchanged, in recent years, in order to achieve iodine supplementation, the state stipulates that iodine is added to salt, and this salt has a shelf life.

Edible salt. It is a necessary condiment in our life, and if there is no salt, we feel that whatever we eat will have no taste, so salt has no expiration date.

This? What is the shelf life of table salt? Can I still eat it after 3 years?

1. Is there an expiration date for salt?

According to the regulations of the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, salt can be kept without marking the shelf life, especially those edible salt containing iodine, as long as it is stored properly, it will not be qualitative, there is no need to worry about how long its shelf life is, it is said that edible salt will not deteriorate if it is stored for decades or hundreds of years.

2. How long is the shelf life of edible salt?

Edible salt on the market has no expiration date, but trace elements such as iodine, zinc, selenium, calcium, and riboflavin are added.

The shelf life of edible salt is three years. As far as the salt itself is concerned, there is no expiration date, as long as it is stored in a moisture-proof and light-proof manner. The latest "Regulations on the Administration of Food Labeling" promulgated by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.

It came into force on September 1, 2008, and the regulations require that the production date and shelf life of the food should be clearly marked on the food label.

3. Can edible salt still be eaten after 3 years?

If it is unopened edible salt, it can still be eaten after three years, but if it is opened edible salt, it is best not to eat it after three years. After all, salt ** is not very expensive, and it is better not to eat salt that has been put for more than 3 years, because some other trace elements will be added to salt now, which will affect the shelf life of salt.

Fourth, the preservation method of edible salt.

Although salt has no shelf life, but the length of its preservation time, and its preservation method has a very close relationship, if it is not properly preserved, let the salt be stored in the sun or a humid place, then the shelf life of salt will be relatively short, if the salt can be sealed and stored in a dry and dark environment, then the shelf life of salt will be particularly long.

The shelf life of table salt.

The shelf life of salt on the market is generally about one year, salt mainly contains iodine and zinc and other slag Li Wang trace elements, beyond the shelf life such as the best salt is not to eat, because the trace elements in the expired salt are basically gone, losing its value, the general salt should not be bought at one time is very disturbed, it is recommended to buy with food.

When it comes to edible salt, it can be said that everyone knows it, edible salt is one of the essential seasonings in the kitchen at home, and it is an indispensable condiment for our daily cooking, and the right amount of edible salt can enhance our physical strength, and it also has many benefits for our health, so how long is the shelf life of edible salt?

1. How long is the shelf life of edible salt?

Ordinary edible salt on the market has no expiration date, but iodine or zinc and selenium are added. The shelf life of edible salt with calcium, riboflavin and other trace elements is one year. Salt is affected by heat, light and wind, etc., and is easy to oxidize and decompose and make iodine ineffective, so iodized salt should be stored in a sealed container with a lid.

Store in a dry, cool place away from sunlight and air moisture. Eat as you go, don't buy too much at once and store it for a long time.

2. What are the magic formulas for edible salt?

1.Take care of your throat.

Salt water has the effect of anti-inflammatory, sterilization, and throat care. Autumn is a dry season, which is the time of high incidence of acute (slow) pharyngitis and tonsillitis. When the throat feels slightly uncomfortable, you can use salt water as a morning mouthwash; When the throat is swollen and sore, the mouth can be rinsed with concentrated salt water 5 to 6 times a day, and patients with chronic pharyngitis can drink 1 glass of mild salt water in the morning or rinse the throat with mild salt water 3 to 4 times a day.

It can play a good role in prevention and **.

2.Stops bleeding naturally.

Table salt has the effect of enhancing blood clotting. If the nose bleeds, you can soak a cotton pad in saline and stuff it into your nostrils and drink 1 cup of salt soup at the same time; If there is a small bleeding inside the mouth, such as bleeding gums, bleeding from a fish bone stab wound and throat, etc., you can use salt soup to rinse your mouth to naturally stop bleeding.

3.Eye disease.

If you have trachoma, you can wash your eyes with light salt water; If the eye area is red and swollen, you can take a teaspoon of fine salt and add it to 600ml of warm boiled water, wait for it to dissolve, soak it in cotton wool for a while, and then take out the cotton wool to compress the swollen area of the eye area, which can reduce the swelling immediately.

4.Refresh and sober up.

Salt has the effect of clearing away heat and calming the nerves. When a person is drunk, vomiting, and dizzy, he can immediately drink 1 small glass of salt water, which can not only relieve drunkenness, but also eliminate the unbearable pain as soon as possible.

5.Get rid of body odor.

Salt has a deodorizing effect. Patients with axillary odor can rub their armpits with hot coarse salt wrapped in a cloth, or take 150 grams of fine salt and 100 grams of chrysanthemum, add them to the bath water, and soak them twice a month to completely eliminate body odor.

6.Take care of your hair.

Gently apply concentrated salt water to the roots of the hair, about 5 minutes later, rinse with water, once a day in the morning and evening, and use it for 15 to 20 days as a course of treatment. Not only does this method get rid of dandruff, but it also prevents hair from falling out.

Now everyone should understand how long the shelf life of edible salt is, so it is recommended that when you buy salt, do not buy a large amount at one time, it is best to buy less, and wait for the purchase after eating, otherwise after buying a large number of more, it is easy to get damp and clump if you can't finish eating, and don't eat too much salt, eating too much will cause a burden on our kidneys.

Table salt has no expiration date.

As long as it is stored properly and the salt is not allowed to become soggy, it can be eaten normally. If it is unopened edible salt for three years, it can still be eaten, but if it is opened edible salt, it is best not to eat it for three years, because some other trace elements will be added to the salt now, which will affect the shelf life of salt.

If the potassium iodate in iodized salt is added for too long, the shelf life will be indicated on the packaging with zinc salt, cherry blossom salt, iron salt, etc. Table salt, also known as table salt, is one of the most important substances for human survival and the most commonly used seasoning in cooking. The main chemical component of salt, sodium chloride (chemical formula NaCl), is 99% in table salt.

Introduction to the types of salt:

1. Iodized salt.

One of the most common and commonly used types of table salt. In general, it can be eaten by all kinds of people. In remote mountainous areas where seafood is scarce, iodized salt is recommended for food with relatively low iodine content.

2. No iodized salt.

People living in areas high in iodine or non-iodine deficiency should not consume iodized salt because they have received sufficient doses of iodine fiber from food and drinking water every day.

3. Low sodium salt.

Low-sodium salt is a nutrient that reduces salt but does not reduce saltiness. But not everyone is suitable for low-ridge sedan denier sodium salt.

4. Mine salt.

The salt processed from underground rock salt mine or underground natural brine is rich in various natural mineral elements, with few impurities, uniform and fine particles, and white salt body.

The above content reference: Encyclopedia - salt.