Penentuan Kadar Boron dalam Tanah secara Spektrofotometri dengan Pereaksi Azomethine-H

Abstract

Determination of boron in palm plantation land Buana Estate at Pusat Penelitian Kelapa Sawit (PPKS) Medan. The analysis of Boron begin with dried up to land sample and blended, and then sifted to land with sifter 2mm, after that mixed with buffer solution, and azomethine-H and latest concentration of boron determined by spectrophotometer uv – visible in wave length 430 nm. Based on analysis result, concentration of boron about 7,214 ppm.