Storage bag for articles commonly used in experimental work

The utility model discloses a common article storage bag for experimental work, which comprises a bag body, straps are arranged at two ends of an upper opening of the bag body, matched zippers are arranged at edges of two sides of the upper opening of the bag body, and a plurality of bags for storing articles in a classified manner are arranged inside and outside the bag body. According to the utility model, through the arrangement of the outer bag, the first inner bag and the second inner bag, articles related to an experiment can be stored in a classified manner, so that an experimenter can take and place the articles more conveniently and quickly; the independent pen bag is arranged to avoid pollution caused by liquid leakage and influence on the image of experimenters due to the fact that various pens for recording are stacked together and squeezed, the bag body can be sealed through the zipper to avoid damage to the sterile environment of a laboratory due to falling of articles, and the bag body and clot