NURHAYATI; MUHAMMAD SARJANA. Analysis of Import Dependency for Pharmaceutical Chemical Precursors (HS Code 29) and Its Correlation with the Volatility of the National Chemical Industry Price Index. Chemistry Journal (CJ), [S. l.], v. 2, n. 2, p. 37–47, 2025. DOI: 10.70076/cj.v2i2.138. Disponível em: http://heijournal.id/index.php/cj/article/view/138. Acesso em: 27 jul. 2026.