# Argentate(1-), bis(cyano-C)-, potassium — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA) For Argentate(1-), bis(cyano-C)-, potassium, cas no. is 506-61-6; cercla rq (lbs) is 1; rcra waste number is P099; regulatory categories is 4, verified against its source on 2026-08-05. - **Substance:** Argentate(1-), bis(cyano-C)-, potassium _(verified: appears in the quote below)_ - **CAS No.:** 506-61-6 _(verified: appears in the quote below)_ - **CERCLA RQ (lbs):** 1 _(verified: appears in the quote below)_ - **RCRA waste number:** P099 _(verified: appears in the quote below)_ - **Regulatory categories:** 4 _(verified: appears in the quote below)_ ## What the source says > Argentate(1-), bis(cyano-C)-, potassium | 506-61-6 | 4 | P099 | 1 (0.454) ## Source - https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4 Last verified: 2026-08-05. Review by: 2027-08-05. Part of [US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)](https://referencesource.org/chemical-regulatory-reporting-thresholds/).