Test item: Penetration time performance test of protective clothing for acid and alkali chemicals DRK713B penetration time tester is mainly used to test the penetration time performance of acid-base chemical protective clothing. Standards Compliant: GB24540-2009 protective clothing acid-base chemical protective clothing Appendix G of GB 24539-202X "Test Method for Penetration Time of Fabric Acid-base Chemical Protective Clothing Fabric" DRK713B penetration time tester features: 1. Touch screen touch control, the test process is automatic. 2. Separate structure of control box and test tank. 3. At the end of the test, the equipment automatically stops timing. Technical Parameter: 1. Test size: 100mm×100mm 2. Number of stations: 3 stations 3. Reagent volume: 0.1mL. 4. Calculation range: 0-9999min, accuracy 1S. 5. Power supply: 220V 50HZ Note: Due to technological progress, the information will be changed without notice. The product is subject to the actual product in the later period.