Section 721.5280 - 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 4-butylbenzenamine, diazotized 4,4'-cyclohexylidenebis[benzenamine] and m-phenylenediamine, sodium salt(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified as 2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 4-butylbenzenamine, diazotized 4,4'-cyclohexyl-idenebis[benzenamine] and m-phenylenediamine, sodium salt (PMN P-97-193; CAS No. 182238-09-1) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.(2) The significant new uses are: (i)Industrial, commercial, and consumer activities. Requirements as specified in § 721.80 (f), (v)(1), (w)(1), and (x)(1) .(ii) [Reserved](b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph. (1)Recordkeeping. Recordkeeping requirements as specified in § 721.125 (a), (b), (c), and (i) are applicable to manufacturers, importers, and processors of this substance.(2)Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section.