Analisis Kadar Cod, Bod dan Angka Permanganat dari Limbah Cair Industri Karet yang Terdapat pada Air Sungai Denai di Amplas

Abstract

Analysis of levels COD, BOD, and Permanganate number on waste liquid rubber industries there on Denai River water in Amplas with titrimetric method that has been carried out for three weeks. In the following weeks levels of COD, BOD and permanganate number on rubber waste and river water has decreased, and this is because at the time of sampling did not produce a rubber factory, and the weather at the time have increased rainfall and river water that is rubber waste disposal sites have experienced contamination.