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← Document results/DEP Box 66/NEW Q Calibration Curves Includes some data
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ICP-MS blank analysis report, Dec 12, 2001

Machine-extracted title · confidence 95%

Laboratory summary report of calibration blanks tested December 12, 2001, showing baseline readings for Beryllium and Chromium.

NYC-WTC_000085025–000085027

Folder label: “NEW Q Calibration Curves Includes some data

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NYC 9/11 Public Portal Document

- v-

Method 200.8 - Summary Report Sample ID; Blank Sample Date/Time: Wednesday, December 12, 2001 10:29:49 Sample Type: Sample Description: CAL BK Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\07-18-01 to 01-03-2002\daily performance\Blank.487 Sample Prep Volume (mb): Initial Sample Quantity (mg): 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 r Be 9 40.000 37.333 ug/L ug/L Sc-1 45 1252234.498 1.722 Cr 52 20871.474 0.685 ug/L Cr 53 1330.784 31.921 ug/L Mn 55 2148.609 1.523 ug/L Ni 60 4528.507 2.311 ug/L Cu 63 10718.423 1.186 ug/L L Cu 65 5161.850 1.783 ug/L r Zn 66 2354.996 416.014 3.931 1.683 ug/L ug/L I Zn 67 Zn 68 1697.175 1.757 ug/L I: Ge 72 218454.852 0.832 ug/L I As 75 -38.820 95.409 ug/L I Se 77 274.674 4.389 ug/L L Se 82 248.339 6.256 ug/L r Y 89 3195618.650 0.500 ug/L ug/L Ag 107 361.011 7.722 I: In 115 3310170.624 0.066 ug/L I Sb 121 94.335 10.724 ug/L L Sb 123 66.409 23.666 ug/L r Ba 135 382.345 6.721 ug/L I Ba 137 635.695 4.585 I ug/L I Tb 159 4236979.941 1.107 ug/L 1: Ho 165 4276563.392 0.902 ug/L I Bi 209 3097318.021 1.278 ug/L I Tl 205 230.672 15.884 ug/L I Pb 208 6501.633 1.219 ug/L L Au 197 2064814.838 6.366 mg/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 1> Sc-1 45

Sample ID: Blank I

Report Date/Time: Monday, January 28, 2002 15:52:11 Page 1

NYC-WTC_000085025

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NYC-WTC_000085025Source: NYC Law Department, mirrored locally

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