Silalahi M. PENGGUNAAN SPEKTROFOTOMETRI UNTUK PENGUJIAN KADAR BETA KAROTEN CPO (CRUDE PALM OIL) DI LABORATORIUM KIMIA ANALISA . JURITI PRIMA [Internet]. 2022 Jul. 6 [cited 2025 Oct. 19];5(2). Available from: https://jurnal.unprimdn.ac.id/index.php/juriti/article/view/2796