1. Moisture-proof
 
The moisture content in cheap green tea 3505 leaves should not exceed 5%, and 3% is the best for long-term storage. Otherwise, the tea polyphenols, chlorophyll and other substances in the tea leaves are easily decomposed, and the color, aroma and taste of the tea leaves will change, especially at higher temperatures, the rate of deterioration will be accelerated.
 
2. Anti-oxidation
 
The oxygen content in the packaging of Duyun Maojian tea must be controlled below 1%. Too much oxygen will also lead to oxidative deterioration of some components in the tea.
 
3. Avoid light
 
Since Duyun Maojian tea contains chlorophyll and other substances, when packaging tea, it must be shaded to prevent the photocatalytic reaction of chlorophyll and other components. In addition, ultraviolet rays are also an important factor in causing the deterioration of tea leaves.
How long can Duyun hair tips generally be stored?
4. Sealing
 
The fragrance of tea 41022aaa france leaves is easily lost, so it must be packaged with materials with good air tightness. In addition, tea leaves are very easy to absorb external odors, so that the aroma of tea leaves is infected. Therefore, odors generated by packaging materials and packaging technology should be strictly controlled.