NYC-WTC_000064246
Document recording quality control procedures for a specific batch of environmental samples from the World Trade Center site.
Filed in the same folder
Document / 17 pages
Mercury sample ID label, Sept 2001
Machine-extracted title · confidence 90%Document page containing a unique identifier code for a mercury environmental sample collected in September 2001.
NYC-WTC_000064356–000064372Folder label: “All Metals 1st QC batch”
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OCR text
OCR status: junk · source: pdftotext
NYC 9/11 Public Portal Document t Analysis Report 09/25/01 03:06:32 PM page 1 5
lethod: lECW Sample Name: 23345 Operator: it ^un Time: 09/25/01 15:04:48 liomment: 'lode: CONC Corr. Factor: 1
Elem Ag3280 A13082 AS1936 B_2496 Ba4934 8e3130 Ca3179 Avge <.0000 <.0000 .0268 .0079 .0301 <.0000 22.27 SDev .0020 .0085 .0240 .0025 .0008 .0000 .06 %RSD 17.90 10.85 89.49 31.19 2.717 8.333 .2905
#1 <.0000 <.0000 .0505 .0055 .0313 <.0000 22.31 #2 <.0000 <.0000 .0131 .0073 .0297 <.0000 22.23 #3 <.0000 <.0000 .0003 .0113 .0297 <,0000 22.35 #4 <.0000 <.0000 .0432 .0074 .0297 <.0000 22.21
Elem Cd2288 CO2286 Cr2677 Cu3247 Fe2599 K_7664 Mg2790 Avge <.0000 <.0000 <.0000 <.0000 .0561 <.0000 7.292 SDev .0022 .0020 .0023 .0015 .0025 .1688 .042 %RSD 85.88 16.24 25.68 14.07 4.461 22.95 .5709
#1 <.0000 <.0000 <.0000 <.0000 .0561 <.0000 7.331 #2 <.0000 <.0000 <.0000 <.0000 .0592 <.0000 7.265 #3 <.0000 <.0000 <.0000 <.0000 .0561 <,0000 7.325 #4 .0003 <.0000 <.0000 <.0000 .0531 <.0000 7.249
Elem Mn2576 MO2020 Na5889 Ni2316 Pb2203 Sb2068 Sel960 Avge .1509 <.0000 26.88 <.0000 <.0000 <.0000 .0245 SDev .0014 .0064 .04 .0024 .0201 .0271 .0457 %RSD .9439 21.79 .1554 1344. 19.03 26.42 186.8
#1 .1507 <.0000 26.88 .0034 <.0000 <.0000 .0281 #2 .1500 <.0000 26.84 <.0000 <.0000 <.0000 <.0000 #3 . 1530 <.0000 26.94 <.0000 <.0000 <.0000 .0872 #4 . 1500 <.0000 26.88 <.0000 <.0000 <.0000 <.0000
Elem Si2881 T11908 V_2924 Zn2138 Avge 1.934 .0732 <.0000 <.0000 SDev .017 .1196 .0018 .0006 %RSD .8964 163.4 15.69 42.49
#1 1.938 .1169 <.0000 <.0000 #2 1.909 <.0000 <- 0000 <.0000 #3 1.948 .0037 <.0000 <.0000 #4 1.943 .2201 <.0000 <.0000
NYC-WTC_000064365
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NYC-WTC_000064365Source: NYC Law Department, mirrored locally
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NYC-WTC_000064247
Laboratory data entry form recording quality assurance and control results for arsenic analysis batches on September 28, 2001.
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NYC-WTC_000064250
Laboratory data entry form recording quality assurance and control results for arsenic analysis batches on September 28, 2001.
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NYC-WTC_000064253
Continuation of laboratory data entry form recording quality assurance and control results for arsenic analysis batches on September 28, 2001.
Filed in the same folder
NYC-WTC_000064256
Final page of laboratory data entry form recording quality assurance and control results for arsenic analysis batches on September 28, 2001.
Filed in the same folder