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Dioxin wipe analysis results, Oct 2001

Machine-extracted title · confidence 95%

Laboratory report listing detection limits and results for various dioxin compounds in surface wipe samples collected in October 2001.

NYC-WTC_000177335–000177367
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NYC 9/11 Public Portal Document

LABORATORY CONTROL SAMPLE DATA REPORT

Trace Level Organic Coinpounds

Client Lot #...: G1J270136 Work Order : EM0F41AC Matrix WIPE LCS Lot-Sanple#: Gia270000-162 Prep Date : 10/27/01 Analysis Date.: 10/28/01 Prep Batch 1300162 Dilution Factor; 1

SPIKE MEASURED PERCENT parameter AMOUNT AMOUNT UNITS RECOVERY METHOD 2,3,7,8-TCDD 200 222 pg 111 SW846 8290 1,2.3,7,8-PeCDD 1000 985 pg 99 SW846 8290 1,2,3,4.7,8-HxCDD 1000 1000 pg 100 SW846 8290 1,2,3,6,7,8-HxCDD 1000 989 pg 99 SW846 8290 1,2,3,7,8,9-HxGDD 1000 1010 pg 101 SW846 8290 1,2,3,4,6,7,8-HpCDD 1000 968 pg 97 SW846 8290 OCDD 2000 1890 pg 94 SW846 8290 2,3,7,8-TCDF 200 198 pg 99 SW846 8290 1,2,3,7,8-PeCDF 1000 1000 pg 100 SW846 8290 2,3,4,7,8-PeCDF 1000 1050 pg 105 SW846 8290 1,2,3.4,7,8-HxCDF 1000 981 pg 98 SW846 8290 1,2,3,6,7,8-HxCDF 1000 952 pg 95 SW846 8290 2,3,4.6,7,8-ExCDF 1000 1010 pg 101 SW846 8290 1,2,3,7,8,9-HxCDF 1000 1040 pg 104 SW846 8290 1, 2, 3,4,6,7,B-EpCDF 1000 962 pg 96 SW846 8290 1,2,3,4,7,8,9-HpCDF 1000 967 pg 97 SW846 8290 OCDF 2000 1750 pg 87 SW846 8290

PERCENT RECOVERY INTERNAL STANDARD RECOVERY LIMITS 13C-2,3,7,8-TCDD 69 (40 - 135) 13C-1,2,3,7,B-PeCDD 90 (40 - 135) 13G-l,2/3,6,7,8-HxCDD 84 (40 - 135) 130-1,2,3,4,6,7,8-HpCDD 86 (40 -135) 13C-OCDD 92 (40 - 135) 130-2,3,7,8-TCDr 74 (40 - 135) 130-1,2,3,7,8-PeCDF 90 (40 -135) 130-1,2,3^4,7,8-HxCDF 78 (40 -135) 130-1,2,3,4,6,7, 8-HpCDF 85 (40 - 135)

NOTE(S): CalcaUlionS are performed before rounding to avoid round-off errors in calculated results. Bold print denoles control parameters

G1J270136 STL - Sacramento (916) 373 - 5600 4 S nf 51

CITY_21 MC100_014596958

NYC-WTC_000177364

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NYC-WTC_000177364Source: NYC Law Department, mirrored locally

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