energy dispersive x-ray fluorescence spectrometry Articles

  • Nutrients and heavy metals distribution in thermally treated pig manure

    Ash from pig manure treated by combustion and thermal gasification was characterized and compared in terms of nutrient, i.e., potassium (K), phosphorus (P) and heavy metal, i.e., cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni) and zinc (Zn) contents. Total nutrient and metal concentrations were measured using energy dispersive X-ray fluorescence analysis. Acid (HNO3, H2SO4) and ...

    By SAGE Publications

  • Get the Lead Out - Standards Aid in RoHS Compliance

    RoHS, the seminal European sustainability directive, and others like it challenge manufacturers to eliminate hazardous substances in their products. With RoHS compliance deadlines ongoing through at least the next five years, and more to come from other regions and nations, ASTM Committee F40 is helping companies with testing standards and other resources. The recent introduction of the new Apple ...

    By ASTM International

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