NYC-WTC_000210860

PEDNhAULI AbSOCiATES, INC. NYCDEP - WTC z 631-467-8477 5-BORO SAMPLING z ■<

o METALS IN air' o co § jCALCUlATlON FOR OSHA ID121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS J '2 o o I A= Concentration of Analyte in sample solution (pg/ml) or (mg/L) j B=Concentration of Blank in sample solution (pg/ml) or (mg/L) J I ■D c CT o' KJ "0 O jSSV= Sample Solution Volume ASSV= Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I o 00 <3) 03 * BSV=Blank Sample Volume BBSV=Blank concentration x Blank Sample Volume AV I O ! RAB= Reagent Blank Concentration (pg/ml) or (mg/L) o o I c !rABSV= Reagent Blank Sample Volume 3 CD !d= Dilution Factor (NONE) 3 I Ino GRAVIMETIC FACTORS For the Trip Blank Analytical Value: I AV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I 1AR=Analytical Result AV I I ARR=Analytical Reportable Result in mg/m’ (rounded off to 3-sigma)

A (mg/L) SSV (mL) A X SSV = ASSV B (mg/L) BSV (mL) B X BSV = BBSV ASSV-BSSV = AR AV Liters AR/AV ANALYTE ARR mg/m’ 0.12 100 12 0.121 100 12.1 -0.1 30 -0.0033333 Aluminum- Al <0.01 b.b45‘" 100 4.5 100 0 4.5 30 0.15 Antimony-Sb 0.15 b'ddy^' 100 0.7 ■■"o 100 0 0.7 30 0.0233333 Arsenic-As 0.02 b.b'b4"^‘ 100 0.4 0.003 Too 0.3 0.1 30 0.0033333 Barium-Ba <0.01 100 0 "■■-b'.boY 100 -0.1 0.1 30 0.0033333 Beryllium-Be <0.01 100 0 ■'■"b’boi 100 0.1 ____________ -0.1 30 -0.0033333 Cadmium-Cd <0.01 ■■■■d.536^^^ 100 53.6 b.66l' 100 66.1 -12.5 30 -0.4166667 Calcium-Ca <0.01 ■■■■b.d68"^ 100 0.8 o;oi 100 1 -0.2 30 -0.0066667 Chromium-Cr <0.01 2.2 ■'■■■0.027 jiEb.b'i2 100 100 100 8.4 b7l’82 1.2 ■■■■■b-'dar 100 100 100 2.7 18.2 2.1 -0.5 -9.8 -0.9 30 -0.0166667 Copper-Cu 30 -0.3266667 Iron-Fe 30 -0.03 Lead-Pb <0.01 <0.01 <0.01 ■■■■d.i’ba”' 100 10.2 ■'■■■().T4'3' 100 14.3 -4.1 30 -0.1366667 Magnesium-Mg <0.01 ■■■■b.b^bi"" 100 0.1 0M3 100 0.3 -0.2 30 -0.0066667 Manganese-Mn <0.01 100 100 30 Mercury-Hg <0.01 o H 0.001 w 0.1 0.002 100 0.2 -0.1 30 -0.0033333 Nickel-NI <0.01 K 0.145 100 14.5 "'ais 100 15 -0.5 30 -0.0166667 Potassium-K <0.01 I aoi7 100 1.7 0.022 100 2.2 -0.5 30 -0.0166667 Selenium-Se <0.01 I o 0.017 2.488 100 100 1.7 248.8 'o?oY 3.755 100 100 375.5 1 0.7 -126.7 30 0.0233333 Silver-Ag 30 -4.2233333 Sodium-Na 0.02 <0.01 Io o 0.002 100 0.2 0.005 100 0.5 -0.3 30 -0.01 Thallium-TI <0.01 0.025 100 2.5 0.035 100 3.5 -1 30 -0.0333333 Zinc-Zn <0.01 o LAB ID #01090311-004 Ui cn NYCDEP - BERRY & NORTH BROOKLYN cn c:/JEM FILES/NYCDEP-HAZMAT/ni 090311 .xIs