Saidah, Saidah, Fakhry Gripaldi, Burhanudin Gasim Soka, Rahmawaty Hasan, and Heri Wijaya. “ANALYSIS OF CHROMIUM (Cr) AND IRON (Fe) IN SEVERAL WELL WATER IN KAMPUNG BATIK KAUMAN SURAKARTA USING ATOMIC ABSORPTION SPECTROPHOTOMETRY (AAS)”. SIGNIFICANT : Journal Of Research And Multidisciplinary 4, no. 02 (December 30, 2025): 57–63. Accessed June 6, 2026. https://www.azramedia-indonesia.azramediaindonesia.com/index.php/significant/article/view/2255.