NYC-WTC_000220592

z PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC z -< 631-467-8477 5-BORO SAMPLING ■<

o o METALS IN AIR co g o [CALCULATION FOR OSHAIP121/125G-- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS | I ■D o c o jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) j I CT o ro I o' ro jB=Concentration of Blank in sample solution (pg/ml) or (mg/L) j ■D o o cn CD jSSV- Sample Solution Volume ASSV» Analyte Concentration x Sample Solution Volume j AR= (A X SSV) - (B X BSV) I 3. CD 03 ■ BSV=BIank Sample Volume 'Volume • AV o !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) ! I o o c !rABSV= Reagent Blank Sample Volume J I 3 CD O [D- Dilution Factor (NONE) I Ino gravimetic factors I For the Trip Blank Analytical Value: I AV= Air Volume Sampled i AR= (B X BSV) - (RAB X RABSV) I i AV |AR=AnaIyticjiI Result I IARR=Analyti^l _

100 10 0.126 100 12.6 -2.6 30 -0.0866667 Aluminum-Al <0.01 0.047 100 4.7 ■■"b'osT 100 3.1 1.6 30 0.0533333 Antimony-Sb 0.05 ■■-0?009‘" 100 -0.9 ‘■“-b’.007 100 -0.7 -0.2 30 -0.0066667 Arsenic-As <0.01 r 100 0.3 ■■"b‘.ob3 100 0.3 0 30 0 Barium-Ba <0.01 !. 0.001 100 0.1 ■‘"b"ooT 100 0.1 0 30 0 Beryllium-Be <0.01 i""d‘boT 100 0.1 ‘■"b’ooT 100 0.1 0 30 0 Cadmium-Cd <0.01 wa 51.2 “"b'.628 100 62.8 -11.6 30 -0.3866667 Calcium-Ca <0.01 j 0.009 100 0.9 ■‘"0.007 100 0.7 0.2 30 0.0066667 Chromium-Cr <0.01 ["“b'oia 100 1.2 ""b’.oib 100 1.3 -0.1 30 -0.0033333 Copper-Cu <0.01 100 18 ■■"2.324 100 232.4 -214.4 30 -7.1466667 Iron-Fe <0.01 ""0.004 100 0.4 ■"■oSoe ■"”o'.()96 100 0.6 -0.2 SIEESBC Lead-Pb <0.01 ""0.078 100 7.8 100 9.6 -1.8 30 -0.06 Magnesium-Mg <0.01 0.103 100 10.3 ■"”o'.b’85’ 100 8.5 1.8 30 0.06 Manganese-Mn 0.06 o 100 100 30 Mercury-Hg <0.01 H ■"■o.'o‘b2 100 0.2 0.002 100 0.2 0 30 0 Nickel-NI <0.01 K "‘b'.lT4 0^86 I 100 11.4 100 8.6 2.8 30 0.0933333 Potassium-K 0.09 to

Io '"o.b‘i2 '■"o.obT 100 100 100 1.2 0.1 169.1 :a5oT o.b‘bi' 100 100 100 -0.1 0.1 120 1.3 0 49.1 30 0.0433333 Selenium-Se 30 0 Silver-Ag 30 1.6366667 Sodium-Na 0.04 <0.01 1.64 o Io -0.005 100 -0.5 -0.b'08' 100 -0.8 0.3 30 0.01 Thallium-TI 0.01 o '■"0.028 100 2.8 O.b'28 100 0 0 Zinc-Zn <0.01 2.8 30 CO CO LAB ID #01110051-004 CR

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