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Using indicating silica gel desiccant to protect tea, moistureproof effect is better.

The storage method is similar with the quick lime, charcoal and only this effect is better. Generally, storage after six months, the tea still maintain its freshness. Indicating silica gel is blue before absorbing moisture , when desiccant particles from blue to translucent pink means the water absorption has reached saturation, so we have to take it out, on the fire baking or in the sun ,until restore the original color , which may continue to put in use.