Generally to identify from the following:

1.Color:

Tea during storage in the air by photosynthesis to make oxygen and some form of tea color auto-coloring substances slow decomposition, so that the color of green tea by the new green gradually become dry sallow, so that when black tea black tea from the new run become brown. Buy a new tea, if found to have above-mentioned changes in color of tea, refreshing attention to deception.

2.Aroma:

Old tea is oxidized and volatile aroma, the fragrance of the tea becomes low turbidity. The aroma of fresh green tea is generally relatively pure, high aroma, not mixed odor.

3.Taste:

When purchasing fresh green tea, taste the best tea taste the scene. Old tea is tea esters by oxidation of the active ingredient can be dissolved in water to reduce, so that by the mellow tea taste becomes weak, and because of the oxidation of amino acids in tea and other reasons, so heavy and mellow flavor of tea weaker become stagnant blunt.

Tips: fresh green tea after purchase, to put a week’s time to drink. The green tea flavor of fresh heavy, and easy to damage the health.rom the following:

1.Color:

Tea during storage in the air by photosynthesis to make oxygen and some form of tea color auto-coloring substances slow decomposition, so that the color of green tea by the new green gradually become dry sallow, so that when black tea black tea from the new run become brown. Buy a new tea, if found to have above-mentioned changes in color of tea, refreshing attention to deception.

2.Aroma:

Old tea is oxidized and volatile aroma, the fragrance of the tea becomes low turbidity. The aroma of fresh green tea is generally relatively pure, high aroma, not mixed odor.

3.Taste:

When purchasing fresh green tea, taste the best tea taste the scene. Old tea is tea esters by oxidation of the active ingredient can be dissolved in water to reduce, so that by the mellow tea taste becomes weak, and because of the oxidation of amino acids in tea and other reasons, so heavy and mellow flavor of tea weaker become stagnant blunt.

Tips: fresh green tea after purchase, to put a week’s time to drink. The green tea flavor of fresh heavy, and easy to damage the health.

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