NYC-WTC_000132108
Cover letter transmitting lead in dust sampling results for 114 Liberty Street.
12 shared non-person entities · similarity 0.955
machine-extracted · confidence unavailable · Check page ↗Document / 271 pages
Chain of custody form, 90 Church Street, Nov 2001
Machine-extracted title · confidence 100%Chain of custody document for samples from 90 Church Street dated November 14, 2001.
NYC-WTC_000124631–000124901Folder label: “74-90 CHURCH ST 1001230, 86/1”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
LABORATORY CONTROL SAMPLE DATA REPORT Trace Level Organic Compounds Client Lot #.... G1J270136 Work Order #...: EMOA41AC LCS Lot-Sample#: 01J270000-159 Matrix.......... SOLID Prep Date....... 10/27/01 Analysis Date..: 10/29/01 Prep Batch #.... 1300159 Dilution Factor: 1
SPIKE MEASURED PERCENT PARAMETER AMOUNT AMOUNT UNITS 2.3,7,8-TCDD RECOVERY METHOD 20.0 20.6 pg/g 103 SW846 8290 1,2,3,7,8-PeCDD 100 104 pg/g 104 1,2,3,4,7,8-HxCDD SW846 8290 100 90.7 pg/g 91 SW846 8290 1,2,3,6,7,8-Hx=D 100 98.8 pg/g 99 SW846 8290 1,2,3,7,8,9-HxCDD 100 104 pg/g 104 SW846 8290 3.,2,3,4,6,7,8-HPCDD 100 92-4 pg/g 92 SW846 8290 OCDD 200 194 2,3,7,8-TCOF pg/g 97 SW846 8290 20.0 3.9.4 pg/g 97 SW846 8290 1,2,3,7,8-PecDF 100 99.9 2,3,4,7,8-PeCDF pg/g 100 SW846 8290 100 104 pg/g 104 SW846 8290 1,2,3,4,7,8-HxCDF 100 97.4 pg/g 97 SW846 8290 1,2,3,6,7,8-Hxr p 100 102 pg/g 102 SW846 8290 • 2,3,4,6,7,8-Rxcnp 100 108 pg/g 1,2,3,7,g,9_HxCpF 108 SW846 8290 100 109 pg/g 109 SW846 8290 1,2,3,4,6,7,8-HpCDF 100 96.6 pg/g 97 SW846 8290 1,2,3,4,7,8,9-HpCDF 100 98.0 pg/g 98 SW846 8290 OCDF 200 187 pg/g 93 SW846 8290
PERCENT RECOVERY INTERNAL STANDARD RECOVERY LIMITS 13C-2,3,7,8-TODD 53 (40 -• 135) 13C-1,2,3,7,8-PeCDD 71 (40 - 135) 13C-1,2,3,6,7,8-HxCDD 81 (40 - 135) 13C-1,2,3,4,6,7,8-HpCDD 86 (40 - 135) 13C-OCDD 82 (40 - 135) 13C-2,3,7,8-TCDF 57 (40 - 135) 13C-1,2,3,7,8-PeCDF 74 (40 - 135) 13C-1,2,3,4,7,8-HxCDF 70 (40 - 135) 13C-1,2,3,4,6,7,8-HpCDF 79 (40 - 135) NOTE CS): Calculadons are performed before rounding to
avoid round-oftenors In calculated resuhs. Bold print denotes control parameters
01J270136 STL- Sacramento(916)373.5600 1R At NYC-WTC 000124862
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NYC-WTC_000124862Source: NYC Law Department, mirrored locally
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machine-extracted · confidence unavailable · Check page ↗More like this page
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- 90 Church Street · 271 pages · confidence 0.95 · verify page 1
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