2017 Mid-Year Meeting Voting & ERP Panels

SCOTT ROALOFS Biochemistry Laboratory Colorado Dept. of Agriculture 2331 W. 31st. Ave Denver, CO 80211 Phone: 303 867-9250 E-Mail: scott.roalofs@ag.state.co.us

PROFESSIONAL EXPERIENCE  Fertilizer Program Chemist, Colorado Department of Agriculture, Denver, CO (Dec. 2011-present) - Perform trace metals analyses including, but not limited to trace metals in animal feeds, trace metals and metallic content in fertilizer, and analysis of toxic metals such as arsenic in foods. - Proficient in operating within the ISO/IEC 17025 Quality Control System. - Develop new testing methods and procedures for new equipment or technologies through method development, testing and validation. Position devises improvements, updates, or modifications to existing methods and procedures through method validation, verification studies, report generation, creates Standard Operating Procedures (SOP's) for such methods. - Specialties: Analysis techniques include using wet chemical methodologies and analytical instrumentation. ・ Instrumental techniques include: ・ Perkin-Elmer Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) ・ Perkin-Elmer Atomic Absorption, Emission (AA) and Mercury Hydride System (MHS) spectroscopy ・ LECO Combustion Spectrometry (Nitrogen, Sulfur, Carbon) analysis ・ CEM Microwave Digestion techniques - Performs routine and emergency maintenance, repair and calibration of instruments.  Senior Chemist, Colorado Department of Transportation, Muscle Shoals, AL. (Dec. 2006-Mar 2012) - Served as lead scientist for CDOT chemical testing, performs chemical and physical assays using wet chemical techniques, a Perkin Elmer Flame Atomic Absorption Spectrometer (FASS) and a Bruker S4 Pioneer Wavelength Dispersive X-ray Fluorescence Spectrometer (WDXRF). - Responsible for supervising technicians, managing a budget, ensuring laboratory testing is performed in compliance with AASHTO/ASTM regulations, approving test results, validating methods and reagents, developing procedures and protocols, and evaluating, selecting, acquiring, installing and maintaining laboratory equipment. - Followed chain-of-custody protocols, receives, maintains and serves as principal custodian of samples that may be relevant to criminal investigation. - Devised scientific investigations and studies to validate new highway technologies, equipment and procedures; writes reports, grant applications and related documents. - Kept up to date on contemporary research as they relate transportation issues; makes presentations regarding laboratory investigations, research and validation studies. - Wrote manuscripts for publication and participates in multidisciplinary teams and task forces.

Roalofs abridged CV