ANALISA KADAR Pb PADA AIR SUMUR WARGA DI KECAMATAN TENAYAN RAYA PEKANBARU DENGAN METODE SPEKTROFOTOMETRI SERAPAN ATOM. Duta Pharma Journal, [S. l.], v. 5, n. 1, p. 23–29, 2025. DOI: 10.47701/djp.v5i1.4907. Disponível em: https://ojs.udb.ac.id/DJP/article/view/4907. Acesso em: 28 nov. 2025.