NYC-WTC_000210768

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC 631-467-8477 5-BORO SAMPLING METALS IN AIR |CALCULAnON FOR OSHA10121/1256--METALS IN AIRVU CASSETIT FILTER (37MM MILUPORE) & MOBILE VACUUM PUMPS | jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) I jB«Concentration of Blank in sample solution (pg/ml) or (mg/L) j ■SSV- Sample Solution Volume ASSV- Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I ■ BSV=BIank Sample Volume BBSV-BIank concentration x Blank Sample Volume AV I !rAB= Reagent Blank Concentration1(gg/ml) or (mg/L) ! RABSV- Reagent Blank Sample Volume I Jo- Dilution Factor (NONE) I Ino gravimetic factors For the Trip Blank Analytical Value; AR= (B X BSV) - (RAB X RABSV) I I AV= Air Volume Sampled IAR=Analytical Result AV I IA^-Ansd^icj Rejmri^Ieilemltjn nj^j/i^

BX’BSWBB^^ ^QbS^Qr .iAR/AVi ;g ANALYIES W«WW 0.083 100 8.3 0.069 100 6.9 ^1.4 30 0.0466667 Aluminum-Al 0.05 0.039 100 3.9 0.025 100 2.5 1.4 30 0.0466667 Antimony-Sb 0.05 "■*-6bi*r" 100 -1.1 -0.015 100 -1.5 0.4 30 0.0133333 Arsenic-As 0.01 ""o','0'0'5'**' 100 0.5 'o.bO3 100 0.3 0.2 30 0.0066667 Barium-Ba <0.01 ""-b'bi’i*" 100 -1.1 -b’biY 100 -1.1 0 30 0 Beryllium-Be <0.01 '**'-'6b2i'' 100 -2.1 -b'blY 100 -2.1 0 30 0 Cadmium-Cd <0.01 '"*i**do3*" 100 150.3 ■'1*368 100 136.8 13.5 30 0.45 Calcium-Ca 0.45 '"'d.boz" 100 0.7 Tooe 100 0.6 0.1 30 0.0033333 Chromium-Cr <0.01 ""-'db's's" 100 -5.5 *'-'6?O5 100 -5 -0.5 30 -0.0166667 Copper-Cu <0.01 r"*d.i*66" 100 10.6 'b"b*4i' 100 4.1 6.5 30 0.2166667 Iron-Fe 0.22 100 -1.1 wTdib* 100 -1.3 0.2 30 0.0066667 Lead-Pb <0.01 i""o"225"* 100 22.5 "0221 100 22.1 0.4 30 0.0133333 Magnesium-Mg <0.01 • 0.083 100 8.3 *0.088' 100 8.8 -0.5 30 -0.0166667 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0.003 100 0:3 0.002 100 0.2 0.1 30 0.0033333 Nickel-NI <0.01 "0*662*" 100 66.2 ***b*.*6*6*l' 100 66.1 0.1 30 0.0033333 Potassium-K <0.01 I—i I' 'db'iY" 100 1.4 ***b*.*bi*5 100 1.5 -0.1 30 -0.0033333 Selenium-Se <0.01 s I. o ■-b.bb"' wo -9 ***'-b?09 100 -9 0 30 0 Silver-Ag <0.01 o o I ■3.*6*48” 100 364.8 ***4.1*73* 100 417.3 -52.5 30 -1.75 Sodium-Na <0.01 Io I '-bbo'i" 100 -0.1 ***-b*.*bb*3* 100 -0.3 0.2 30 0.0066667 Thallium-TI <0.01 o ■'6*05**'' 100 5 b?0*3' 100 3 2 30 0.0666667 Zinc-Zn 0.07 CO CR I—i LAB Yd #01100280-005 O

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NYC-WTC_000210777