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
rtnalysis Report Q9/25/Q1 02:40:14 PM page
Method: IECW Sample Name: 22341 Operator: it Run Time: 09/25/01 14:38:30 Comment: Mode: CONC Corr. Factor: 1
Elem Ag3280 A13082 AS1936 8_2496 8a4934 Be3130 Ca3179 Avge <.0000 <.0000 .0714 .0065 .0236 <.0000 21.73 SDev .0025 .0088 .0233 .0014 .0008 .0001 .02 %RSD 27.40 15.17 32.59 21.29 3.478 17.39 .1126
#1 <.0000 <.0000 .0867 .0063 .0232 <.0000 21.75 #2 <.0000 <.0000 .0731 .0056 .0232 <.0000 21.69 #3 <.0000 <.0000 .0879 .0085 .0248 <.0000 21.73 #4 <.0000 <.0000 .0380 .0056 .0232 <.0000 21.72
Elem Cd2288 CO2286 Cr2677 CU3247 Fe2599 K„7664 Mg2790 Avge <.0000 <.0000 <.0000 <.0000 .0562 <.0000 7.145 SDev .0021 .0023 .0012 .0011 .0028 .2712 .008 %RSD 63.34 26.98 25.99 13.28 4.977 59.00 .1083
#1 <.0000 <.0000 <.0000 <.0000 .0593 <.0000 7.151 #2 <.0000 <.0000 <.0000 <.0000 .0547 <.0000 7.142 #3 <.0000 <.0000 <.0000 <.0000 .0578 <.0000 7.151 #4 <.0000 <.0000 <.0000 <.0000 .0532 <.0000 7.135
Elem Mn2576 MO2020 Na5889 Ni2316 Pb2203 Sb2068 Sel960 Avge .0882 ' <.0000 27.81 <.0000 <.0000 <.0000 <.0000 SDev .0014 .0069 .02 .0118 .0195 .0175 .0678 %RSD 1.561 24.02 .0675 2831. 24.43 20.40 154.5
#1 .0867 <.0000 27.82 <.0000 <.0000 <.0000 .0577 #2 .0874 <.0000 27.80 <.0000 <.0000 <.0000 <.0000 #3 .0889 <.0000 27.78 .0166 <.0000 <.0000 <.0000 #4 .0897 <.0000 27.82 <.0000 <.0000 <.0000 <.0000
Elem Si2881 T11908 V_2924 Zn2138 Avge 2.460 <.0000 <.0000 <.0000 SDev .027 .0993 .0016 .0012 %RSD 1.111 516.1 21.90 59.25
#1 2.441 <.0000 <.0000 <.0000 #2 2.441 <.0000 <.0000 <.0000 #3 2.499 .1172 <.0000 <.0000 #4 2.460 <.0000 <.0000 <.0000
NYC-WTC_000064360
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NYC-WTC_000064360Source: 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