How to keep the slices of traditional Chinese medicine fresh

The slices of traditional Chinese medicine are easy to rot and deteriorate when exposed to the air It has become an urgent problem to prolong the preservation period of slices of traditional Chinese medicine The method is as follows: 1 Material selection and cleaning: select fresh and non rotten Chinese medicinal materials, clean them with deionized water or bactericidal water, drain the surface water for standby 2 Slice: the Chinese herbal medicine is processed into slices, which can be cut into different shapes such as slice, medium slice, thick slice, segment, block or silk according to its texture and function 3 Packaging: put the sliced Chinese herbal medicine and the prepared preservative into the high temperature resistant plastic packaging bag, and vacuum and seal 4 Sterilization: put the packed slices of traditional Chinese medicine together with plastic bags in water at 100 ℃ to boil or steam for 12-17 minutes, then quickly put them into cold water to cool to below 40 ℃, take out the drained water, and store them in a cool and dry place The slice processed by the method described in this paper can keep the slice fresh for more than 4 months, and the cost of preservation is low, which is very suitable for small and medium-sized Chinese medicine processing plants and suppliers