This equipment is developed according to Appendix D of the new national standard GB24540-2009 “Protective Clothing Acid-alkali Chemical Protective Clothing”, which is mainly used to determine the liquid rejection efficiency of fabric acid-alkali chemical protective clothing, so that the test liquid flows through the surface of the sample, checks whether the sample is retained or penetrated, and calculates the liquid rejection efficiency. 【Relevant Standards】

GB24540-2009 Appendix D of Protective Clothing, Acid and Alkali Chemicals

【Scope of application】: This equipment is developed according to Appendix D of the new national standard GB24540-2009 “Protective Clothing Acid-alkali Chemical Protective Clothing”, which is mainly used to determine the liquid rejection efficiency of fabric acid-alkali chemical protective clothing, so that the test liquid flows through the surface of the sample, checks whether the sample is retained or penetrated, and calculates the liquid rejection efficiency. [Meet the standard]: GB24540-2009 Appendix D of Protective Clothing, Acid and Alkali Chemicals 【Technical Parameters】: 1. Rigid transparent groove: semi-cylindrical, inner diameter (125±5) mm, length (300±2) mm, inclined 45°, 2. Syringe: specification (10±0.5) mL, pinhole diameter (0.8±0.02) mm, needle tip is flat head. 3. Small beaker: 50mL capacity 4. The lower end of the flat tip is from the bottom of the groove: (100±2)mm 5. Specimen size: (360±2) mm× (235±2) mm 6. The injection speed of the microcomputer automatic injection system: (10±0.5) mL liquid is continuously sprayed within (10±1)s.