NYC-WTC_000220608

z ■< PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC z ■<

o 631-467-8477 5-BORO SAMPLING o io METALS IN AIR co

[CALCULATION FOR OSHAID121/125G- MET^ IN^R yU CASSIE EILTER (37MM MlUTPOl^) & MOBILE VACUUM PUMPS . | I ■D o c o j A= Concentration of Analyte in sample solution (pg/ml) or (mg/L) CT o I ro o' ro JB-Concentration of Blank in sample solution (pg/ml) or (mg/L) "0 o o o> I ro ■SSV" Sample Solution Volume ASSV- Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) 03 Ca5 ■BSV=Blank Sample Volume BBSV=BIank concentration x Blank Sample Volume AV O ! RAB= Reagent Blank Concentration (gg/ml) or (mg/L) I o o c ! RABSV" Reagent Blank Sample Volume I 3 o 3 !d= Dilution Factor (NONE) I Ino gravimetic factors TBM TIMP/FIELD blank For the Trip Blank Analytical Value: I AV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I lAR=Analytical Result AV I * lARR=Ana^icd Re_portahlc_Rcsult_io ii' I

0.103 100 10.3 0.116 100 11.6 a -1.3 30 -0.0433333 Aluminum-Al <0.01 B "b?203 100 20.3 ■—0J04 100 10.4 9.9 30 0.33 Antimony-Sb 0.33 "6?653 100 5.3 ■■"0.024 100 2.4 2.9 30 0.0966667 Arsenic-As 0.1 "6?bo3 100 0.3 0.004 100 0.4 -0.1 30 -0.0033333 Barium-Ba <0.01 T6?dor 100 -0.1 ""-oTooT 100 -0.1 0 30 0 Beryllium-Be <0.01 ’o^obs 100 0.3 ""O.‘()62 100 0.2 0.1 30 0.0033333 Cadmium-Cd <0.01 '"0.35 100 35 0.371 100 37.1 -2.1 30 -0.07 Calcium-Ca <0.01 '"o.oi 100 1 -“oToos 100 0.3 0.7 30 0.0233333 Chromium-Cr 0.02 'o?b34 100 3.4 ■"■d"o‘28 100 2.8 0.6 30 0.02 Copper-Cu 0.02 '"i'.26 100 126 ■""o"4‘88' 100 48.8 77.2 30 2.5733333 Iron-Fe 2.57 "6?bo7 100 0.7 ■"■b‘.‘o‘o5 100 0.5 0.2 30 0.0066667 Lead-Pb <0.01 "6?O54 100 5.4 ■■"b’.‘0'57 100 5.7 -0.3 30 -0.01 Magnesium-Mg <0.01 ■‘b?b39 100 3.9 ■"■o.b'22 100 2.2 1.7 30 0.0566667 Manganese-Mn 0.06 Q 100 100 30 Mercury-Hg <0.01 K 0.004 100 0.4 0.003 100 0.3 0.1 30 0.0033333 Nickel-NI <0.01 I —d‘i‘5 100 15 “o'Tes 100 16.3 -1.3 30 -0.0433333 Potassium-K <0.01

I o O?675 "o?obT "L7M 100 100 7.5 0.1 ‘0.036 -0.001' ‘2.T71' 100 100 3.6 -0.1 3.9 0.2 30 0.13 Selenium-Se 30 0.0066667 Silver-Ag 0.13 <0.01 o 100 176.4 100 217.1 -40.7 30 -1.3566667 Sodium-Na <0.01 Io ^j6O2 100 -0.2 -‘o‘.‘o’o‘5 100 -0.5 0.3 0.01 Thallium-TI 0.01 30 o ■0?027 100 2.7 Tois 100 1.9 0.8 30 0.0266667 Zinc-Zn 0.03 CO CO CT LAB ID #01110071-008 CO NYCDEP - TRIP/FIELD BLANK / ir-w d (“ft r"O /K i i -7*