Browsing Faculty of Vocational by Advisor "Andriayani"
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Analisa Residu Pestisida Organofosfat Berbahan Aktif Klorpirifos pada Kopi Arabika (Coffea arabica) Menggunakan Kromatografi Gas
(Universitas Sumatera Utara, 2023)Analysis of the levels of organophosphate pesticide residues with the active ingredient chlorpyrifos in Arabica coffee (Coffea arabica) was carried out using gas chromatography equipped with a flame ionization detector ... -
Analisis Kadar Total Suspended Solid (TSS) pada Limbah Cair Menggunakan Metode Spektrofotometer DR 3900 di UPT. Laboratorium Dinas Lingkungan Hidup dan Kehutanan (DLHK) Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)A study has been carried out which aims to determine the quality of water at UPT.Laboratory of the environmental and forestry service of North Sumatra province, whether it is in accordance with the provisions of the waste ...