Testing and Certification
All Masks & Respirators

ASTM D6499 TESTED
No Latex Used
All surgical masks, respirators and head straps have been tested according to ASTM D6499 "Antigenic Latex Protein Testing" to demonstrate that they are acceptable for latex-sensitive individuals.
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ASTM D5511 Tested
Biodegradation Report
The nonwoven material elements used in ZERO masks and respirators have been tested according to ASTM D5511, the standard test method for determining anaerobic biodegradation of plastic materials under high-solids anaerobic digestion conditions.
Surgical Respirators
99% Particle Filtration Efficiency
Fluid Resistance Level 3
Passed Exhalation & Inhalation Resistance Requirements
99% Particle Filtration Efficiency
Fluid Resistance Level 3
Passed Exhalation & Inhalation Resistance Requirements

AS/NZS 1716:2012 Tested
Certified P2 Respiratory Protection
ZERO P2 respirators have been independently tested by Vic Labs and certified to AS/NZS 1716:2012 for P2 respiratory protection.
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Synthetic Blood Tested
Level 3 Fluid Resistance
ZERO surgical respirators have been tested for resistance to penetration by synthetic blood according to ASTM F1862/F1862M-17 and ISO 22609.
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Synthetic Blood Tested
Bacterial Filtration Efficiency Over 99.9%
ZERO surgical respirators have been tested for resistance to penetration by synthetic blood according to ASTM F1862/F1862M-17 and ISO 22609.
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Product specification
Level 3
Level 3
Type IIR

SYNTHETIC BLOOD TESTED
Level 3 Fluid Resistance
ZERO surgical masks have been tested for resistance to penetration by synthetic blood according to ASTM F1862/F1862M-17 and ISO 22609.
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ASTM F2101 TESTED
Bacterial Filtration Efficiency Over 99.9%
ZERO surgical respirators have been tested according to ASTM F2101-14 for Bacterial Filtration Efficiency using a biological aerosol of Staphylococcus aureus.
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AS 4381 TESTED
Level 3 Breathability Performance
ZERO surgical masks have been tested for differential pressure according to AS 4381:2015, with testing referring to EN 14683:2014 Appendix C.
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ASTM F2299 TESTED
Particle Filtration Efficiency Over 99.95%
ZERO masks have been tested by Nelson Labs for Particle Filtration Efficiency using the basic particle filtration method described in ASTM F2299.
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MICROBIAL CLEANLINESS TESTED
Cleanliness Verified for Medical Use
ZERO surgical masks have been tested by Nelson Labs for microbial cleanliness with reference to EN 14683 and ISO 11737-1.

16 CFR PART 1610 TESTED
Class 1 Flammability Rating
ZERO masks have been tested by Nelson Labs for flammability according to 16 CFR Part 1610. Testing confirmed a Class 1 flammability rating, with all specimens recording DNI, meaning the material did not ignite.
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