Black Tea Shelf LifeThe shelf life of black tea is generally 18 months for loose black tea and 24 months for canned.

In the past, the black tea from Sri Lanka to transport to the world to take 3 to 9 months, people found that during this period of time the quality of the black tea decline, and even can not be sold. A number of foreign experts after research found that the quality of its temperature, light, humidity, packaging and other effects. Due to the improvement of processing and storage technology, the shelf life of loose black tea is now generally 18 months, sealed bags, cans or aluminum foil packaging of black tea shelf life of up to 24 months.

Both black tea and Pu-erh tea belong to fermented tea, so many people think that black tea can also be stored for a long time. In fact, if the black tea is stored for too long, the quality will be greatly reduced, the aroma is weakened, the color of the soup deteriorated, the flavor is not so strong and pure, and even moldy and deteriorated. Tea in the storage process if moisture, it is easy to be contaminated by mold and other harmful microorganisms, the surface will appear white spots, carefully smell the smell will be moldy, when brewing this smell is more obvious.

Preservation tips:

1, placed in a dry environment. Tea is a highly hygroscopic food, and Lin Zhi recommends storing black tea in a dry place to prevent mold and mildew. Some people in order to remove the moisture in the tea, will be spread in the hot sun to dry, which is detrimental to the quality of tea, easy to lose the proper color, aroma and taste. In addition, high temperature, exposure to air will accelerate the oxidation process of tea, it is recommended to use aluminum foil or clean tin cans sealed, low temperature storage.

2, away from the odor storage. Tea is a porous structure, has a strong adsorption effect, and other flavorful things put together easy to cascade, storage away from tobacco, pickled fish, spices, cosmetics, camphor and so on.