MARTANTO; PERMATAHATI, A. D. P. A Predictive Model for PDAM Water Pipe Network Repair Costs Due to Corrosion: Statistical Correlation between Raw Water Quality (pH, Total Dissolved Solids) Data from the Ministry of PUPR and Non-Revenue Water (NRW) Index. Chemistry Journal (CJ), [S. l.], v. 2, n. 1, p. 1–9, 2025. DOI: 10.70076/cj.v2i1.140. Disponível em: https://heijournal.id/index.php/cj/article/view/140. Acesso em: 4 jun. 2026.