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Roalofs abridged CV 

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)

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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.

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Proficient in operating within the ISO/IEC 17025 Quality Control System.

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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.

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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

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Performs routine and emergency maintenance, repair and calibration of instruments.

Senior Chemist, Colorado Department of Transportation, Muscle Shoals, AL.

(Dec. 2006-Mar 2012)

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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).

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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.

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Followed chain-of-custody protocols, receives, maintains and serves as principal custodian of samples that

may be relevant to criminal investigation.

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Devised scientific investigations and studies to validate new highway technologies, equipment and

procedures; writes reports, grant applications and related documents.

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Kept up to date on contemporary research as they relate transportation issues; makes presentations

regarding laboratory investigations, research and validation studies.

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Wrote manuscripts for publication and participates in multidisciplinary teams and task forces.

OMB Meeting Book

54

March 2, 2017