UL 21

For UL 21, laboratory is Intertek Testing Services NA, Inc; standard title is LP-Gas Hose, verified against its source on 2026-08-10.

What the source says

UL 21 | LP-Gas Hose |

— osha.gov, retrieved 2026-08-10

Source

• osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/its

Last verified against source: 2026-08-10. Due for re-check by 2026-12-08. This page as Markdown · OKF bundle · full dataset as JSON.