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Trisnawati, Ni, Ni Putu Ayu Krismayanti, & Putu Primantari Vikana Suari.
" VALIDASI METODE UJI AMONIA (NH3) MENGGUNAKAN SPEKTROFOTOMETER UV-VIS 2600." <em>CAKRA KIMIA (Indonesian E-Journal of Applied Chemistry)</em> [Online], 12.2 (2024): 94 - 99. Web.  2 Sep. 2026