NYC-WTC_000210816

z PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC z o 631-467-8477 5-BORO SAMPLING o io [CALCULATION FOR OSH4ill>ll V125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS METALS IN AIR | ’ co

I . "D o c o jA= Concentration of Analyte in sample solution (|ig/ml) or (mg/L) CT o ro I o' j B=Concentration of Blank in sample solution (pg/ml) or (mg/L) o 00 I■ AR= (A X SSV) - (B X BSV) I ■D o ro ■SSV" Sample Solution Volume ASSV« Analyte concentration x Sample Solution Volume 3. 1 03 •BSV^Blank Sample Volume BBSV-BIank concentration x Blank Sample Volume AV I O !rAB" Reagent Blank Concentration (pg/ml) or (mg/L) i o o c ! RABSV-- Reagent Blank Sample Volume 1 I 3 CD ■D" DUution Factor (NONE) I I iNp GRAVIMETIC FACTORS I 0 For the Trip Blank Analytical Value: IAV" Air Volume Sampled i AR= (B X BSV) - (RAB X RABSV) I |AR=>Analytical Result AV I lARR=,^alytical Rejjortablc ResultTirm^^^^roun^^fftarSjMgn^

■YTE^ teARRmg/^e 100 10.2 0.086 100 8.6 1.6 30 0.0533333 Aluminum-Al 0.05 ■ 0063 100 6.3 ’b'.O58 100 5.8 0.5 30 0.0166667 Antimony-Sb 0.02 ■ -0.005 100 -0.5 -b.dbs 100 -0.5 0 30 0 Arsenic-As <0.01 I"J —b"bo3" „ “' 100 0.3 'b’.bo3 100 0.3 0 30 0 Barium-Ba <0.01 100 0 100 0 0 30 0 Beryllium-Be <0.01 ■""cLbb?"" 100 0.1 'd.do? 100 0.1 0 30 0 Cadmium-Cd <0.01 I 0.548 100 54.8 ’b’.422 100 42.2 12.6 30 0.42 Calcium-Ca 0.42 [""dboe"" 100 0.6 “0007 100 0.7 -0.1 30 -0.0033333 Chromium-Cr <0.01 ! 0009 100 0.9 "0.069 100 0.9 0 30 0 Copper-Cu <0.01 ! 0.121 100 12.1 "oTo? 100 10.4 1.7 30 0.0566667 Iron-Fe 0.06 ["“d-bbe"" 100 0.6 “oboe 100 0.6 0 30 0 Lead-Pb <0.01 !”"d.b84"‘ 100 8.4 “0077 100 7.7 0.7 30 0.0233333 Magnesium-Mg 0.02 [■“0.032"” 100 3.2 ‘0.039 100 3.9 -0.7 30 -0.0233333 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0 100 0 -0.001 100 -0.1 0.1 30 0.0033333 Nickel-NI <0.01 K I ""0.16? 100 16.1 ■o.T48 100 14.8 1.3 30 0.0433333 Potassium-K 0.04 to

o I ""b'bo? I ""b'bo? !• "”2.734 100 100 100 0.1 0.1 273.4 "o-ooT ■b'boT "iris 100 100 100 0.1 0.1 215 0 0 58.4 30 30 0 Selenium-Se 0 Silver-Ag 30 1.9466667 Sodium-Na <0.01 <0.01 1.95 o Io i "”-o?6?i 100 -1.1 -b’oii' 100 -1.1 0 30 0 Thallium-TI <0.01 o CO "”b‘.b23 100 2.3 "oSie 100 1.6 0.7 30 0.0233333 Zinc-Zn 0.02 CR PED ID #01100027-006 CO

CO NYCDEP - BAY STR & VICTORY BLVD. SI