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Law OrriCES
Keller and Heckman
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JOSEPH e. KELLER "S07-IS94I JEROME H. HECKMAN WILUAM H. BOROMCSANI. JR MALCOLM O. MACARTNOR WAYNE V. SLACK TERRENCE O. JONES MARTIN W. SCPtCOVICI JOHN $- CLONED
NICHANO J. LCIOHTON
ALFRED S. NEONENY
WILUAM L. KOVACS
CANOLC C. HARRIS OOUOI.ASO SCHR RAYMOND A. KOWALSKI* SHINLCY A COPT1CLO
MICHAEL F MONNONC JOHN S. RICHAROS JEAN SAVIONY*0 JOHN S. OUSECK PETER L. la CRUZ CHRISTINE M. OILL MELVIN S. ONICN SHIRLEY S. FUJI MOTO LAWRENCE P. MALRRIN
RALPH A. SIMMONS RICMARO F MANN FCTER A. SUSSER C. OOUOLAS JARRETT SHEILA A. MILLAR OCOROE O. MltKO PATRICK J. HUHO MARK A. SlEVERS
OAREN E. OOOOC
SUSAN ANTHONY
MICHAEL R. SENNET OAVIO S. SARVADI* CATHERINE R. NIELSEN KRIS ANNE MOMTElTH AMY H ROOOERS ELLIOT SELILOS
MARK L. ITZKOPF JEAN-PMILIRPE MONTFORT*0
ARCHIE L. HARRIS. JR.
T PHILLIPS SECK ARTHUR S. OARRCTT III LESLIE E. SILVERMAN FRANK C. TORRES Hi JOSEPH M. SANDRI. JR.
ELIZABETH F. NEWSILL
SCIENTIFIC STAFF
TAMARA Y OAVIS ROBERT h. O. LOCKWOOD
OANIEL S OIXLCR. Ph 0
CAROL MOORS TOTH
CHARLES V SREOER. Ph. O
JOAN C. SYLVAIN
MARTHA C. MARKAPCS( SARRY j. OMLSON
ROBERT A. MATHEWS. Ph. O. O.A | T JOHN P MOOOERMAN. Pm. O.
OONALO T. WURTH
STEPHEN V. KENNEY
S. DEBORAH POSEN*
OAVIO P- JOY FREDERICK A. STEARNS* TONVE RUSSELL EPRS* THOMAS C. SENDER* JOHN F. FOLEY*
HOLLY HUTMIRC FOLEY
JUSTIN C. POWELL. Pm. 0. JANETTE HOUR. Ph. O
LCSTCP BOPOOINSKY. Ph. O THOMAS C. BROWN9
JENNIFER A. SONANNO* PATRICK W. RATKOWSKI*
JOHN REARDON*
TELECOMMUNICATIONS CNOINCCR
not aomittco in o.c.
CHARLES F. TURNER _______
0RESIDENT BRUSSELS
WRITER'S OIRCCT DIAL NUMBER
January 25, 1995
(202) 434-4141
RE: Revised Triangle Laboratories Data
REDACTED
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SPI-07747
SPI VINYL INSTITUTE TRIANGLE LABORATORIES OF RTPPOLYVINYL CHLORIDE PIPE RESIN ANALYSES 1/20/95 REVISED DATA DETECTION LIMITS (ng/kg) (ppi)
a/ Minimum Detection Lim ii for blanks. , b/ "{1 .3 }" indicates Estimated Maximum Potential Concentration (EMPC). The laboratory deemed a difference between the EMPC and sample 124 readings for OCDD to be statistically insignificant. Detection o f OCDD in sample 124 supports the conclusion that the EMPC figures for the blank are in fact OCDD.
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