Pervinyl chloride dust measuring filter film belongs to synthetic fiber class, with static electrical, water-hateful, small resistance, acid-alkali resistance and light weight etc. The trace elements in the blank value of the filter film except for individual, the content is low, suitable for the analysis of trace elements in the atmospheric TSP. The trace elements in the blank value of the filter film belong to synthetic fiber class, with static electrical, water-hateful, small resistance, acid-alkali resistance and light weight etc. The trace elements in the A ye baara kɛ ni a ye, a ye kɛ ni a ye, a ye kɛ ni a ye, a ye kɛ ni a ye, a ye kɛ ye, a ye kɛ ye, a ye kɛ ye, a ye kɛ ye, a ye kɛ ye, a ye kɛ ye, a ye kɛ ye, a ye kɛ ye, Fɛɛrɛ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ.