ANALYSIS OF WATER ABSORPTION AND TOTAL CHROME LEACHING TEST USING ATOMIC ABSORPTION SPECTROPHOTOMETER (AAS) ON PAVING BLOCK SAMPLES MADE FROM WASTE LEATHER SHAVING. Settings Berkala Penelitian Teknologi Kulit, Sepatu, dan Produk Kulit [Internet]. 2024 Dec. 16 [cited 2024 Dec. 22];22(2):115-26. Available from: https://e-jurnal.atk.ac.id/index.php/bptkspk/article/view/26