Document NGMaLKgG4bzLJBQzQvaaB263y

AR226-2503 George Woytowich 0 8 /0 6 /2 0 0 1 0 9 :1 6 AM To: H David Ramsey/SE/DuPont@DuPont cc: Dawn D Jackson/CL/DuPont@DuPont Subject: Re: Lubeck Testing B l (1 ) Yes, 1992 data is. from the New Lubeck location. (2) Note explanations are as follows: (Present, concentration estimated) = This is what the report says think that the result was below the Practical Quantitation Limit (value for the method that they have 98% confidence in ) . and therefore the result is an estimate. (Result below method PQL) = Result below the Practical Quantitation Limit (value for the method that they have 98% confidence in ) Outside hold time = Due a misunderstanding samples were analyzed using a new method and when this was discovered and the remaining samples were analyzed by the original method the sample hold time had been exceeded. ' H David Ramsey To: George Woytowlch/CL/DuPont@DuPont ce: Dawn D Jackson/CL/DuPont@DuPont Subject: Re: Lubeck Testing f | Thanks very much , this is g r e a t two questions : (1 ) The 1992 data, this was the New Lubeck location , (2 ) Define meaning of terms in parenthesis so I make sure I interpret them property Thanks George Woytowich " George Woytowich 0 8 /0 2 /2 0 0 1 0 9 :0 6 AM To: H David Ramsey/SE/DuPont@DuPont, Dawn D Jackson/Ol/DuPont@DuPont cc: Subject: Lubeck Testing HDR002485 EID167090 I think this is what you wanted for the Tuesday meeting. Lubeck Samplmg.doc If you need further information please advise. HDR002486 EID167Q91