Penetapan Kadar Nitrogen pada Tanah dengan Menggunakan Kjelteck Auto Destilasi di Pusat Penelitian Kelapa Sawit (PPKS) Medan

Abstract

Analysation of nitrogen element in 5 soil sampels in palm research center Medan. Determination of nitrogen using kjelteck auto destilation. The procedure have been done in palm reaserch center, starting with drying soil sampels and make the powder than filtering, after that destruct with added H2SO4(P) and selenium, and then destilate and next titrated with using H2SO4 0,05 N. The result of analiysation 5 soil palm sampels that concentration of nitrogen are about 0,10% - 0,20% N.