FOB toilet pipes are mainly made of low-density polyethylene as the main raw material, and the outer cover is mainly made of polypropylene, making them an ideal product for laboratory testing. FOB fecal collection tube includes an enrichment tube, a fecal collection tube, and a cap connecting plug. The fecal collection tube is inserted with a cap connecting plug, and the cap connecting plug is tightly sealed at the opening of the enrichment tube. A fecal collection hole is provided on the fecal collection tube.

There is a sealing groove in the cap connecting plug for the growth tube. The sealing groove is cylindrical, and there is a gap fit between the cap connecting plug and the growth tube. The fitting distance between the cap connecting plug and the growth tube is 1-2 times the diameter of the growth tube. This design is convenient to use, has good sealing performance, and can be directly cultured in a growth tube. At the same time, this toilet makes the collection and detection of fecal samples hygienic and highly efficient, which is conducive to the qualitative and quantitative analysis of detection results and standardized operation. This device is flexible and convenient to use, especially suitable for the census of many different populations.