NYC-WTC_000220592

z PEDNEAULT ASSOCIATES, INC. NYCDEP -WTC z o 631-467-8477 5-BORO SAMPLING o i jCALCUpynON for qsha 10121/1250- metals in air via casseite filter QTMM MILLIPORE) & mobile vacuum pumps METALS IN AIR- co 1^ o i ■D c o o K3 K3 J A- Concentration of Analyte in sample solation (|Xg/mI) or (mg/L) jB-Conccntration of Blank in sample solution (pg/ml) or (mg/L) i CT o' O ■D CD O ■SSV** Sample Solution Volumc ASSV“ AnaIyte concentration x Samplt Solution Volume AR= (A X SSV) - (B X BSV) Ia o 3. O a 03 ■BSV-Blank Sample Volume BBSV-Blank concentration x Blank Sample Volume AV I D !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) o a o c ! RABSV- Reagent Blank Sample Volume Ia 3 a CD •d- Dilution Factor (NONE) I iNO GRAVIMETIC FACTORS For the Trip Blank Analytical Value: I IAV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) |AR=AnalytIcal Result AV I iA]^-Ana^c^.^jP£i^

0.111 100 11.1 0.126 100 12.6 -1.5 30 -0.05 Aluminum-Al <0.01 ■'"©'.(mT''" 100 4.1 ”'d.d3i' 100 3.1 1 30 0.0333333 Antimony-Sb 0.03 ■■"'ojoi'-i''" 100 -1.4 '■-0.007 100 -0.7 -0.7 30 -0.0233333 Arsenic-As <0.01 ■''‘0.663"" 100 0.3 "“o'.'o'o's 100 0.3 0 30 0 Barium-Ba <0.01 ■'■'b'ooi'''' 100 0.1 ""o'.'o'oV 100 0.1 0 30 0 Beryllium-Be <0.01 “'6.66'1'”' 100 0.1 "■'o'.'o'oi' 100 0.1 0 30 0 Cadmium-Cd <0.01 "'“ol'e""' 100 66 ■'■bVeYs 100 62.8 3.2 30 0.1066667 Calcium-Ca 0.11 ■'“6.608"" 100 0.8 ”'07607 100 0.7 0.1 30 0.0033333 Chromium-Cr <0.01 ■■“6.61'6““ wo 1.6 ■'■'d'.'o'i3 100 1.3 0.3 30 0.01 Copper-Cu 0.01 100 213.7 "''^3'2'4 100 232.4 -18.7 30 -0.6233333 Iron-Fe <0.01 6'6'26 100 2.6 ■■'d7oo6 100 0.6 2 30 0.0666667 Lead-Pb 0.07 ■'“6.67i'“" 100 7.1 "'o.’o’ge 100 9.6 -2.5 30 -0.0833333 Magnesium-Mg <0.01 6.066 wo 6.6 "■Q.’oas 100 8.5 -1.9 30 -0.0633333 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 100 0.2 “'0'002 100 0.2 0 30 0 Nickel-NI <0.01 to ....0:98.... 100 8 ""oTdee 100 8.6 -0.6 30 -0.02 Potassium-K <0.01 S -0.003 wo -0.3 '"■-d’ooT 100 -0.1 30 -0.0066667 Selenium-Se <0.01 O ..... '6 100 0 "■'oTdoi' 100 0.1 -0.1 30 -0.0033333 Silver-Ag <0.01 o 100 179.2 100 120 59.2 30 1.9733333 Sodium-Na 1.97 1° "“-'6?666'“ 100 -0.6 ■''■-b'ods 100 -0.8 0.2 30 0.0066667 Thallium-TI <0.01 o to "“6.625"" 100 2.5 '■'d'.'o'2'8 100 2.8 -0.3 30 -0.01 Zinc-Zn <0.01 co (JI LAB ID #01110051-006 Ol co co NYCDEP - BAY STR & VICTORY BLVD. SI c:/,IFM Fll.FS/NYCDFP-HA7MAT/mni1innFi1 yls