ASTM F2100: which instrument fits and how to decide

The TNG1047, TNG1062, TNG1044, and TNG1049 instruments are suitable for testing against ASTM F2100, as their specifications align with the required parameters for bacterial filtration efficiency, flammability, and synthetic blood penetration testing.

Selection Criteria for ASTM F2100 Compliance

ASTM F2100: which instrument fits and how to decide - laboratory test illustration

When selecting an instrument for testing against ASTM F2100, it is essential to focus on the specifications that directly relate to the performance criteria outlined in the standard. These include bacterial filtration efficiency (BFE), flammability resistance, and synthetic blood penetration resistance. Each instrument must meet these criteria through its design and operational parameters. For instance, the TNG1047 Masks Bacterial Filtration Efficiency Tester is specifically designed to assess BFE, which is a critical component of ASTM F2100 compliance. The instrument's sample flow rate of 28.3L/min and spray flow of (8～10)L/min are key parameters that ensure accurate and consistent testing conditions. These values are crucial because they simulate real-world conditions where the mask must filter airborne particles effectively.

TNG1047: Masks Bacterial Filtration Efficiency Tester

The TNG1047 is a dedicated instrument for evaluating the bacterial filtration efficiency of respirators. Its specifications are meticulously aligned with the requirements of ASTM F2100. The sample flow rate of 28.3L/min is a standard value used in BFE testing, ensuring that the airflow through the mask is consistent with the conditions specified in the standard. Additionally, the spray flow of (8～10)L/min is designed to deliver a controlled amount of bacterial suspension, which is essential for accurately measuring the mask's filtration capability. These parameters ensure that the test results are reliable and reproducible, meeting the stringent requirements of ASTM F2100.

TNG1062: 45 Degree Flammability Tester

The TNG1062 is used to assess the flammability resistance of materials, which is another critical aspect of ASTM F2100 compliance. The ignition time of (1 ± 0.05) s and the distance from the nozzle to the specimen of 8mm are key specifications that ensure the test is conducted under controlled and standardized conditions. These values are crucial because they determine how quickly the material ignites and how the flame spreads, which are essential for evaluating the flammability characteristics of the material. The TNG1062's specifications are designed to provide accurate and repeatable results, ensuring that the material meets the flammability resistance requirements outlined in the standard.

TNG1044: Face Mask Synthetic Blood Penetration Tester

The TNG1044 is designed to test the synthetic blood penetration resistance of face masks, a requirement specified in ASTM F2100. The blood spraying distance of (300 ± 10) mm and the nozzle inner diameter of 0.84 mm are critical parameters that ensure the test simulates realistic conditions. These specifications are essential for accurately measuring the mask's ability to prevent liquid penetration, which is vital for protecting the wearer from splashes and sprays. The TNG1044's design ensures that the test results are reliable and consistent, meeting the stringent requirements of ASTM F2100.

Instrument models referenced

TNG1047 Masks Bacterial Filtration Efficiency Tester (Air / Water / Vapour Permeability Testing). Published specifications include Main parameters Scope; Sample Flow Rate of A 28.3L/min; Sample Flow Rate of B 28.3L/min.
TNG1062 45 Degree Flammability Tester (Flammability Testing). Published specifications include Time display and accuracy 0 ~ 999.9 s, 0.1 s; Ignition time (1 ± 0.05) s; Dimension of holder outside 170 * 101 mm, inside 152 * 38 mm.
TNG1044 Face Mask Synthetic Blood Penetration Tester (Air / Water / Vapour Permeability Testing). Published specifications include Blood spraying distance: (300 ± 10) mm; Nozzle inner diameter: 0.84 mm; Nozzle length: 12.7 mm.
TNG1049 Synthetic Blood Penetration Tester (Air / Water / Vapour Permeability Testing).

Editorial note. This application note summarises the published scope of the standard and our documented model data. Configuration requirements vary between standard editions, and instruments support a method only with the appropriate fixtures and accessories. Please confirm the required configuration against the applicable edition of the standard before ordering; conformity of a given test result also depends on the specimen and the procedure followed.