Phosphorus

For Phosphorus, cas no. is 7723-14-0; cercla rq (lbs) is 1; regulatory categories is 1,3, verified against its source on 2026-08-05.

What the source says

Phosphorus | 7723-14-0 | 1,3 | | 1 (0.454)

— ecfr.gov, retrieved 2026-08-05

What ecfr.gov says

7723-14-0 | Phosphorus | a, d | 1 | 100 |

— ecfr.gov, retrieved 2026-08-05

Sources

• ecfr.govhttps://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4
• ecfr.govhttps://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355

Last verified against source: 2026-08-05. Due for re-check by 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.