{"data":{"id":"us/40-cfr-721.1550","jurisdiction":"us","citation":"40 CFR 721.1550","heading":"Benzenediazonium, 4-(dimethylamino)-, salt with 2-hydroxy-5-sulfobenzoic acid (1:1).","body":"(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified as benzenediazonium, 4-(dimethylamino)-, salt with 2-hydroxy-5-sulfobenzoic acid (1:1) (CAS No. 124737-31-1) (P-90-1366) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.\n(2) The significant new uses are:\n(i) Protection in the workplace. Requirements as specified in § 721.63 (a)(1), (a)(2)(i), (a)(2)(iii), (a)(3), (a)(4), (a)(5)(i), (a)(5)(ii), (a)(5)(iii), (a)(5)(iv), (a)(5)(v), (a)(5)(vi), (a)(5)(vii), (a)(6)(i), (a)(6)(ii), and (c).\n(ii) Hazard communication program. Requirements as specified in § 721.72 (a), (b), (c), (d), (f), (g)(2)(iii), (g)(2)(iv), (g)(2)(v), (g)(3)(ii), and (g)(5). In addition, the following human health hazard statement shall appear on each label as specified at § 721.72(b) and the SDS as specified at § 721.72(c). Additional statements may be included as long as they are true and do not alter the meaning of the required statement. Human health hazard statements: This substance may cause severe acute toxicity and death or serious neurotoxic effects.\n(iii) Industrial, commercial, and consumer activities. Requirements as specified in § 721.80(p) (volume set at 31,000 kg).\n(iv) Release to water. Requirements as specified in § 721.90 (a)(4), (b)(4), and (c)(4) (N = 80 ppb).\n(b) Specific requirements. The provisions of subpart A of this part apply to this section.\n(1) Recordkeeping. The following recordkeeping requirements are applicable to manufacturers, importers, and processors of this substance as specified in § 721.125 (a) through (i), and (k).\n(2) Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this significant new use rule.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER R—TOXIC SUBSTANCES CONTROL ACT","PART 721—SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES","Subpart E—Significant New Uses for Specific Chemical Substances"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"43ea5ea646ab34b08c1c3ea6014b26d98907345a0584a6472b41c285d99be9b2","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-721.1500","next":"us/40-cfr-721.1555"},"notice":"GroundRules: Original legal text. Not legal advice."}