The main advantages of the present utility model include: (a) the Wholesale Nasal swab set products collection and preservation device is provided with a limit ring, which can prevent the funnel-type collector from puncturing the heat-sealing film of the preservation liquid storage container under non-sample collection; (b) The collection and storage container is equipped with tines, and the heat-sealing film of the preservation solution storage container can be easily broken by twisting the funnel-type collection device without other tools; (c) Wholesale Nasal swab set products It is convenient for users to measure the volume when collecting samples;

　　(d) The collection and preservation device is provided with a protection ring to prevent the mouth and neck of the sample collection tube from being excessively squeezed and deformed, to ensure that the funnel-shaped collector is located above the preservation solution storage container, and to prevent the sample preservation solution from being used twice. To prevent misoperation; (e) Wholesale Nasal swab set products The collection and preservation container is equipped with internal and external threads, which can fix the funnel-type collector before collection. Cross-contamination; (f) The preservation liquid is stored in a sealed container, which is more convenient for the overall assembly of the collector equipment, which is conducive to safe production, and the closed and isolated container can prevent secondary use;

　　(g) Wholesale Nasal swab set products have a fixed position of the preservation solution before collection, which is located in the lower part of the device, so that it will not leak or leak during transportation, and is not easy to be damaged. It is more convenient and safe during use; (h) Collection The preserver comes with a sample preservation solution. Under the protection of the preservation solution, the saliva sample can be stored for a longer time, and the preservation conditions are wider, which can better protect the sample from being degraded, which is conducive to the later detection of the sample and simplifies the collection process.