NHEXAS PHASE I ARIZONA STUDY--STANDARD OPERATING PROCEDURE FOR EXTRACTION OF METALS FROM SOIL, DUST, AIR FILTER, AND SURFACE AND DERMAL SAMPLES FOR AA (GRAPHITE FURNACE OR FLAME) OR ICP-AES ANALYSIS (BCO-L-3.1)
Notice:
WARNING! DATA USE RESTRICTIONS
Read Carefully Before Using
The EPA does all it can to ensure that the identity of survey participants cannot be disclosed. All direct identifiers, as well as any characteristics that might lead to identifications, are omitted from the data. Any intentional identification or disclosure of a person or establishment violates the assurances of confidentiality given to the providers of the information. Therefore, users will (1) use the data in this study for statistical reporting and analysis only; (2) make no use of the identity of any person or establishment discovered inadvertently and will advise the HEDS Administrator of any such discovery; (3) will not link this data with individually identifiable data from other EPA or non-EPA data.
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Citation:
Arizona Study Consortium. NHEXAS PHASE I ARIZONA STUDY--STANDARD OPERATING PROCEDURE FOR EXTRACTION OF METALS FROM SOIL, DUST, AIR FILTER, AND SURFACE AND DERMAL SAMPLES FOR AA (GRAPHITE FURNACE OR FLAME) OR ICP-AES ANALYSIS (BCO-L-3.1). U.S. Environmental Protection Agency, Washington, D.C., 1995.
Description:
The purpose of this SOP is to describe the acid digestion of soil, house dust, air filter, and surface or dermal wipe samples for analysis using inductively coupled plasma atomic emissions spectrometry (ICP-AES) and/or graphite furnace atomic absorption spectrometry (GFAAS) or flame atomic absorption spectrometry (FAAS). This procedure was followed to ensure consistent data retrieval during the Arizona NHEXAS project and the "Border" study. Keywords: soil; dust; air filter; dermal wipe; surface wipe; metals; acid digestion.
The National Human Exposure Assessment Survey (NHEXAS) is a federal interagency research effort coordinated by the Environmental Protection Agency (EPA), Office of Research and Development (ORD). Phase I consists of demonstration/scoping studies using probability-based sampling designs. The studies collected household environmental and personal samples for chemical analysis, and questionnaires were administered. The NHEXAS Phase I Questionnaires were organized into six modules for simplicity in administration (to minimize respondent burden and maximize participation rates at each step) and for collecting information that can be temporally related to the exposure, concentration, and/or biological measurements collected in NHEXAS: Descriptive, Baseline, Technician, Follow-up, Time and activity diary, and Dietary diary (and follow-up). The NHEXAS Arizona study sampled residences determined by a population-based probability research design for the total population of Arizona and measured metals, pesticides, and volatile organic compounds (VOCs). Analytical results were obtained under strict QA/QC requirements during collection, processing, and final deposition into databases. In addition, strict standard operating procedures were followed throughout the NHEXAS Arizona study. The study was conducted by a consortium composed of the University of Arizona, Battelle Columbus, and the Illinois Institute of Technology. Data collection occurred between June 1995 and February 1998 for the participating households.
NOTE: The U.S. Environmental Protection Agency (EPA), through its Office of Research and Development (ORD), partially funded and collaborated in the research described here. This SOP is part of the Quality Systems Implementation Plan (QSIP) that was reviewed by the EPA and approved for use in the Arizona study and is provided for documentation purposes. It does not reflect EPA methods and should not be construed as such. The methods were generated by the consortium to be used for the NHEXAS pilot study. Mention of trade names or commercial products does not constitute endorsement or recommendation by EPA for use.
Record Details:
Record Type:DOCUMENT(
REPORT
)
Product Published Date:06/13/1995
Record Last Revised:12/22/2005
Record ID:
23075
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Related Organizations:
Role
:OWNER
Organization Name
:U.S. EPA Human Exposure and Atmospheric Sciences Division
Primary Email
:admin.heds@epa.gov
Mailing Address
:P.O. Box 93478
Citation
:Las Vegas
State
:NV
Zip Code
:891933478