DEQ-CFW_00056004

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A Waters COMpany
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Laboratory Name: Du Pont Company
Fayetteville Works
16341 Table Mountain Pkwy - Golden, CO 80403 - 800,372.0122 - 303.431,8454 - fax 303,421.0159 - www.eraqc.com
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Study#: WP-244
DEQ-CFW-00056004

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ERA WP-244 2009 TNI Evaluation Final Complete Report
A Waters Company Michael E. Johnson EPA ID: NCO0975
Environmental Manager ERA Customer Number: D140057
Du Pont Company Fayetteville Works Report Issued., 06/29115
22828 NC Highway 87 W Study Dates: 05111/15 - 06/25/15
Fayetteville, NC 28306-7332 AgencyID: DWQ Laboratory Section
910-678-1155
TNI Study
Reported Assigned Acceptance Performance Analy is Stud
Analyte Analyte Units Method Description s Z Score y Standard Analyst Name
Value Value Limits Evaluation Date mean
Code Deviation
WP pH (caffi 577)
All analytes are included in ERA's A21-A accreditation, Lab Code: 1539-01
Golden, CO 80403 - 800,372.0122 - 303.431,8454 - fax 303,421.0159 - www.eraqc.com
16341 Table Mountain Pkwy
Page 3 of 3
Study#: WP-244
DEQ-CFW-00056005