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  • Press Release

UL publishes ANSI/CAN/UL 2904 Standard for 3D printers

3D printer testing
February 26, 2019

UL Chemical Safety would like to announce that ANSI/CAN/UL 2904, "Standard Method for Testing and Assessing Particle and Chemical Emissions from 3D Printers," has been published and is now available for use by stakeholders seeking to mitigate indoor air pollution risks associated with 3D printer emissions.

The Standard covers environmental chamber testing of the printers with measurement procedures for particles (including ultrafine) and VOCs; exposure modeling for determination of exposure levels in different environments; and steps for certification/verification of printers with allowable levels of VOCs and ultrafine particles.

Read the full press release HERE

UL Chemical Safety will continue its research looking at toxicity of particles and emissions of carbon and metals for various print media. All current research documents can be found at

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