Perolehan Kembali Logam Nikel dari Limbah Spent Catalyst Melalui Proses Leaching Asam Asetat dengan Penambahan H2O2 Dan Ekstraksi Dengan LIX 84-ICNS = Recovery of Nickel Metal from Spent Catalyst Waste Through Acetic Acid Leaching Process with Addition of H2O2 And Extraction with LIX 84-ICNS

Perolehan kembali logam ni dari limbah katalis nio/al2o3 dengan ekstraksi cair-cair menggunakan ekstraktan lix 84-icns = Acquisition of ni metal from spent catalyst nio al2o3 with liquid liquid extraction using lix 84 icns as extractant

Studi elektrokimia tembaga dari printed circuit board (PCB) dengan larutan asam klorida (HCl) dan aditif hidrogen peroksida (H2O2) = Electrochemical study of copper leaching in printed circuit board with hydrochloric acid (HCl) and additive hydrogen peroxide (H2O2)

Pengaruh konsentrasi karbon aktif terhadap peningkatan kadar logam emas pada pelindian limbah printed circuit board dalam media asam klorida = Effect of concentration of activated carbon to gold metal recovery of printed circuit board leaching in hydrochloric acid

Studi pengembangan bahan pembanding sekunder in situ anhidrotetrasiklin hidroklorida melalui transformasi tetrasiklin hidroklorida dengan asam hidroklorida serta validasi metode analisisnya = Development of in situ secondary reference substance anhydrotetracycline hydrochloride by means of hydrochloride acid treatment on tetracycline hydrochloride transformation and its method validation