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ICPMS daily performance check report, May 22, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 22, 2002.

NYC-WTC_000054157–000054373

Folder label: “ICPMS 5/22/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD1 30+2 PPB Sample Date/Time: Wednesday, May 22, 2002 12:05:46 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\CCV STD1 30+2 PPB.313 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit Be 9 10288.255 1.296 0.213 29.66659 1.43 ug/L Li 6 48174.128 1.090 48174.128 ug/L > Se-1 45 363710.392 1.039 363710.392 ug/L Cr 52 233517.375 1.762 0.626 30.26432 2.88 ug/L Cr 53 27578.047 1.338 0.074 29.94790 1.14 ug/L Mn 55 377235.272 2.532 1.035 30.18197 3.51 ug/L Co 59 274798.110 1.072 0.755 30.41851 0.95 ug/L Ni 60 55888.164 0.840 . 0.154 29.65941 1.55 ug/L Cu 63 123774.258 1.488 0.340 29.90444 2.07 ug/L Cu 65 60734.507 1.571 0.167 29.81187 1.30 ug/L Zn 66 40196.089 1.781 0.487 29.39189 0.72 ug/L Zn 67 7175.236 0.921 0.087 29.45557 1.02 ug/L Zn 68 29894.378 1.549 0.362 29.21642 0.25 ug/L Ge 72 81358.956 1.312 81358.956 ug/L As 75 60498.109 2.226 0.606 30.06997 1.12 ug/L Se 77 5962.484 0.831 0.056 30.30658 2.33 ug/L Se 82 5349.360 1.324 0.066 30.16212 1.09 ug/L As-1 75 47377.686 3.113 47220.683 27.54416 3.12 ug/L Kr 83 4272.380 1.189 -369.853 ug/L Ag 107 267534.494 0.035 0.234 29.19161 2.16 ug/L Cd 111 70488.946 1.091 0.062 30.06505 1.12 ug/L Cd 114 163879.752 2.722 0.144 29.58448 2.00 ug/L In 115 1140182.394 2.181 1140182.394 ug/L Sb 121 235881.805 1.526 0.207 30.56279 1.33 ug/L Sb 123 180158.018 1.316 0.158 30.29889 0.87 ug/L Ba 135 66937.196 0.137 0.039 29.85489 0.61 ug/L Ba 137 116926.113 1.716 0.068 29.84227 1.30 ug/L Ho 165 1762609.249 0.409 0.023 ug/L > Tb 159 1720126.725 0.722 1720126.725 ug/L Hg 201 2620.070 2.057 0.002 2.03793 2.66 ug/L Hg 202 5991.368 2.196 0.003 2.06539 1.60 ug/L TI 205 810611.803 2.399 0.471 30.12923 2.15 ug/L Pb 208 1115403.823 1.645 0.647 30.53505 . 1.64 ug/L

Sample ID: CCV STD1 30+2 PPB Report Date/Time: Wednesday, May 22, 2002 12:08:09 Page 1

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