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Miscellaneous Information

Marianne Roasa is an analytical chemist who specializes in performing quantitative chemical analysis of various metal matrices and trace element analysis using ICP, WD-XRF, arc spark OES, and LECO combustion, as well as wet chemical methods to ASTM standards and customer specifications. 

Prior to joining Anamet, Marianne was employed as a Lab Analyst at ChemTrace in Fremont, California. 



B.S., Chemistry, Pacific Union College, 2014


Project Experience

Recent projects in which Marianne has been involved include:

  • Method development for sample preparation and instrumentation analyses of steels, aluminum, titanium, nickel, zinc, and copper alloys by inductively coupled plasma spectroscopy, wavelength dispersive x-ray fluorescence (WD-XRF), optical emission spectroscopy, and LECO combustion determination for carbon, sulfur, nitrogen, and oxygen 
  • Determination of silica and sand in concrete using an ASTM oxide analysis procedure 


26102 Eden Landing Road, Suite 3, Hayward, CA 94545 | | 510.887.8811 Local | 1.800.377.7768 Toll-free