NYC-WTC_000220608

z PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC Z o 631-467-8477 5-BORO SAMPLING i o METALS IN AIR O co

I I CALCULATION FOR OSHAIP121/125G-- METALS IN AIR VIA CASSETTE FILTER (37MM M1LUPORE) & MOBILE VACUUM PUMPS o ■D c o JA- Concentration of Analyte in sample solution (pg/ml) or (mg/L) o I CT ro o' ro jB=Conccntration of Blank in sample solution (pg/ml) or (mgZL) o ■D CJ> ' SSV” Sample Solution Volume. .. ASSV” Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I O 3. 03 !BSV”Blank Sample Volume BBSV”Blank concentration x Blank Sample Volume AV I o o !rAB= Reagent Blank Concentration (|lg/mi) or (mg/L) o c ! RABSV” Reagent Blank Sample Volume I 3 CD JD” 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

0.105 100 10.5 0.103 100 10.3 0.2 30 0.0066667 Aluminum-Al <0.01 "obbY 100 9.7 ■0.203 100 20.3 -10.6 30 -0.3533333 Antimony-Sb <0.01 ‘b?d38 wa 3.8 ■0.053 100 5.3 -1.5 30 -0.05 Arsenic-As <0.01 ■b?6b3 100 0.3 ■0.b03 100 0.3 0 30 0 Barium-Ba <0.01 ‘■bjobi 100 -0.1 -b.bbi' 100 -0.1 0 30 0 Beryllium-Be <0.01 “6?6b2 100 0.2 ■b.bo3 100 0.3 -0.1 30 -0.0033333 Cadmium-Cd <0.01 "obee 100 36.6 "bbs 100 35 1.6 30 0.0533333 Calcium-Ca 0.05 “6?6o8 100 0.8 “bbT 100 1 -0.2 30 -0.0066667 Chromium-Cr <0.01 'bbbs 100 2.8 ■b.b34 100 3.4 -0.6 30 -0.02 Copper-Cu <0.01 ■"b.i3 -- 100 13 "Tae 100 126 -113 30 -3.7666667 Iron-Fe <0.01 100 0 'bboY 100 0.7 -0.7 30 -0.0233333 Lead-Pb <0.01 ■"d'be 100 6 'b.b54 100 5.4 0.6 30 0.02 Magnesium-Mg 0.02 "6?d32 100 3.2 'b.bbb 100 3.9 -0.7 30 -0.0233333 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0.001 100 0.1 0.004 100 0.4 -0.3 30 -0.01 Nickel-NI <0.01 to ■b?iT4 100 11.4 "b?i5 100 15 -3.6 -0.12 Potassium-K <0.01 s O 'b?o'79 “6?6bi 100 100 7.9 0.1 ‘b.b75 'bboT 100 100 7.5 0.1 0.4 0 30 0.0133333 Selenium-Se 30 0 Silver-Ag 0.01 <0.01 o I o ‘Teoe 100 160.6 "<764 100 176.4 -15.8 30 -0.5266667 Sodium-Na <0.01 o o ‘bjob-i 100 -0.4 -0.0'62 100 -0.2 -0.2 30 -0.0066667 Thallium-TI <0.01 ro co "obib 100 1.9 '6'0’27 100 2.7 -0.8 30 -0.0266667 Zinc-Zn <0.01 co cn LAB ID #01110071-003 to Ui NYCDEP - CENTRAL PK NO & LENOX-NYC r-/ |FM Fll F,q/MVrriFP-l-IA7MaT/mniHnn7-| vk