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调查淮南地区储藏的40种中药材共400份，从中用清水漂浮法和塔氏电热集螨器分离法分离出粉螨27种，隶属6科16属，污染率达100％，其中两种以上粉螨（含两种）污染的中药材达14种，占35％。可见中药材粉螨污染严重。
A total of 400 Chinese herbal medicines stored in Huainan area were investigated. Among them, 27 species of Acaroid mites were isolated by the method of fresh water floatation and Tarstachia thermophilum separation, belonging to 6 genera and 6 families, with a pollution rate of 100%. Among them, two or more Powder mites (including two kinds) of Chinese herbal medicine pollution of up to 14 species, accounting for 35%. Visible Chinese herbal powder acarus serious pollution.