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Reference recovery analysis for Site 524, Nov 2001

Machine-extracted title · confidence 80%

Quality control reference recovery test (SRE524) conducted 11/8/01 measuring surrogate compound recoveries including 1,2-dichloroethane-D4 and 4-bromofluorobenzene to validate anal

NYC-WTC_000001015–000001019

Folder label: “524 11/9/01

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NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept. of Labs & Research Date: 11/13/2001 Time: 15:53:52 LP Sample: AD26987 Analysis: SRE524 Reference recovery for 524 4 Units: ug Started: 11/8/01 00:02 Ended: 11/8/01 00:02 Analyst: BH Result source: c:\hpchem\1\data\01nov8\1108r40.d\1108r40.rr Page: 1

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„`1,2-DICHLOROETHANE-D4 5.0 4-BROMOFLUOROBENZENE 5.7 ' ;" DICHLORODIFLUOROMETHAN 49 .5 ` ?`?x CHLOROMETHANE 54 ,5 VINYL CHLORIDE 28 - — ,5 BROMOMETHANE 39 ,5 CHLOROETHANE 48 .5 TRICHLOROFLUOROMETHAN 54 ,5 ACETONE 35 • .5 1,1-DICHLOROETHENE 49 .5 METHYLENE CHLORIDE 42 ,5 <: METHYL TERT BUTYL ETHER 25 1 1 TRANS-1,2-DICHLOROETHEN 47 ,5 1,1-DICHLOROETHANE 44 .5 2-BUTANONE (MEK) 35 ,5 2,2-DICHLOROPROPANE 49 ,5 > CIS-1,2-DICHLOROETHENE 45 ,5 CHLOROFORM 44 ,5 BROMOCHLOROMETHANE 43 ,5 .. 1,2-DICHLOROETHANE 42 .5 Zt TOLUENE-D8 14.8 1,1,1-TRICHLOROETHANE 47 .5 1,1-DICHLOROPROPENE 44 .5 a .w CARBON TETRACHLORIDE 49 ,5 ^ BENZENE 41 .5 TRICHLOROETHENE 44 .5 °hk 1,2-DICHLOROPROPANE 40 .5 118::: DIBROMOMETHANE 44 5_ « ? BROMODICHLOROMETHANE 42 .5 ., << 2-CHLOROETHYL VINYL ETHE 45 .5 METHYL ISO-BUTYL KETONE 41 1 CIS-1,3-DICHLOROPROPENE 41 .5 TOLUENE 42 .5 TRANS-I,3-DICHLOROPROPE 40 .5 1,1,2-TRICHLOROETHANE 39 .5 1> 111 TETRACHLOROETHENE 51 .5 "• 1,3-DICHLOROPROPANE 39 .5 DIBROMOCHLOROMETHANE 44 2 t P 1,2-DIBROMOETHANE 41 .5 CHLOROBENZENE 45 ,5 1,1,1,2-TETRACHLOROETHA __ — 48_ ,5 2-HEXANONE 45 .5 ETHYLBENZENE 44 .5 14 `'` P & M-XYLENE 90 ,5 O-XYLENE 44 .5 STYRENE 44 5 <s) 1,1,2,2-TETRACHLOROETHA 42 5 BROMOFORM 51 2

NYC-WTC 000001015

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NYC-WTC_000001015Source: NYC Law Department, mirrored locally

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