Particulate adhesion (fit) test test for determining masks. 【Relevant Standards】

The instrument meets at least the following implementation standards: Appendix B of the GB19083-2010 Technical Requirements for Medical Protective Masks.

【Scope of application】: Particulate adhesion (fit) test test for determining masks. [Meet the standard]: The instrument meets at least the following implementation standards: Appendix B of the GB19083-2010 Technical Requirements for Medical Protective Masks. [Instrument features]: 1. The use of high-precision laser counter sensors of well-known brands ensures the accuracy, stability, speed and effectiveness of sampling; 2. Adopt multi-functional software control, automatically obtain results, accurate measurement, and powerful database function; 3. The data storage function is powerful, and it can be imported and exported to the computer (according to actual needs, the data to be printed or exported can be selected arbitrarily); 4. The instrument is lightweight and easy to carry. Measurements can be made in different places. 【Technical Parameters】: 1. Concentration range: 0-100,000 pieces/cm3 2. Total flow rate: 700cm3/min; 3. Sampling flow: 7100cm3/min; 4. Fit coefficient test: direct test; 5. Automatic storage of test results; 6. Maximum allowable sampling concentration: 35000 capsules/L; 7. Light source and lifespan: semiconductor laser (life more than 30,000 hours); 8. Environmental conditions: temperature: 10°C-35°C, humidity: 20%-75%; 9. Atmospheric pressure: 86kPa-106kPa; 10. Power requirements: 220V, 50Hz; 11. Overall dimension (L×W×H): 212*280*180mm; 12. Product weight: about 5Kg; 13. Operation interface: intelligent touch screen, Chinese Simplified; ’ 14. Particle size range: 0.02-1.0μm; 15. Communication mode: USB, Ethernet, Wi-Fi; 16. Shell material: stainless steel.