The process fast and low cost for determination of sulphur in feed and fertilizer by using the method espectofotomu00e9trico

摘要

The process fast and low cost for determination of sulphur in feed and fertilizer by using the method espectofotomu00e9trico.The present invention consists in methodological development as a process fast and low cost for the determination of sulphur content in fertilizers and food using a spectrum method.The photometric, where the sulfur in the form of sulphate ions is obtained using any technique for adequate digestion, whether wet or dry, including microwave.