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

ZERO Surgical Respirator - Regular Size

99% Particle Filtration Efficiency

Fluid Resistance Level 3

Passed Exhalation & Inhalation Resistance Requirements

ZERO Surgical Respirator - Small Size

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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Surgical Masks

Product specification

AS 4381:2015

Level 3

ASTM F2100

Level 3

EN 14683

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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