NYC-WTC_000210860

PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC z z ■< 631-467-8477 5-BORO SAMPLING. ■<

o o io METALS IN AIR co

I I CALCULATION FOR OSHAIP121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS 1 ■D o jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) J c o I CT o o' ro jB=Concentratiou of Blank in sample solution (|xg/ml) or (mg/L) ■D o I o 00 C3> jSSV= Sample Solution Volume ASSV= Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) 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 c !rABSV= Reagent Blank Sample Volume I 3 CD !d= Dilution Factor (NONE) I Ino GRAVIMETIC FACTORS For the Trip Blank Analytical Value; I I IAV= Air Volume Sampled AR= (B X BSV ) - (RAB X RABSV) |AR=Analytical Result AV I I

I ARR=Analytical Reportable Result in mg/m’ (rounded off to 3-sigma) J

A (mg/L) SSV^ A jt SSV ?; ASSy vB(ii>g/L) BSV (mL) B X BSV 3 BBSV ASSV -BSSV 3 AR AV Liters AR/AV ANALYTE ARR mg/m’ 0.062 100 6.2 0.121 100 12.1 -5.9 30 -0.1966667 Aluminum- Al <0.01 "'0'052'''' 100 5.2 100 0 5.2 30 0.1733333 Antimony-Sb 0.17 "''d'ooi'"' 100 0.1 100 0 0.1 30 0.0033333 Arsenic-As <0.01 ■'■'d'bds'" 100 0.3 0’.003 100 0.3 0 30 0 Barium-Ba <0.01 100 0 ■-'o'.'o'oi' 100 -0.1 0.1 30 0.0033333 Beryllium-Be <0.01 100 0 100 0.1 -0.1 30 -0.0033333 Cadmium-Cd <0.01 ■'~d'.557''' 100 55.7 0.661 100 66.1 -10.4 30 -0.3466667 Calcium-Ca <0.01 "'d'bog'" 100 0.9 0?0i' 100 1 -0.1 30 -0.0033333 Chromium-Cr <0.01 ■'''d’.O27''' 100 2.7 100 2.7 0 30 0 Copper-Cu <0.01 "'0'.'0'34''' 100 3.4 — 100 18.2 -14.8 30 -0.4933333 Iron-Fe <0.01 ■'"'oToT'"' 100 1 dVdai 100 2.1 -1.1 30 -0.0366667 Lead-Pb <0.01 "'o.i'l'6”'' 100 11.6 d.T43 100 14.3 -2.7 30 -0.09 Magnesium-Mg <0.01 ‘0’00’3 "'d’ooi'"' 100 0.1 100 0.3 -0.2 30 -0.0066667 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg H 0 100 0 0.002 100 0.2 -0.2 30 -0.0066667 Nickel-NI <0.01 I K 100 11.5 100 15 -3.5 30 -0.1166667 Polassium-K <0.01 0.036 100 3.6 '“0.022 100 2.2 1.4 30 0.0466667 Selenium-Se 0.05 I o ■"■0.057‘ “’2.565 100 100 5.7 o'o'i' 256.5 ■■"3.755 100 100 1 375.5 4.7 -119 30 0.1566667 Silver-Ag 30 -3.9666667 Sodium-Na 0.16 <0.01 I o o "'0.005 100 0.5 Too 0.5 0 30 0 Thallium-TI <0.01 0.026' 100 2.6 0.035 100 3.5 -0.9 30 -0.03 Zinc-Zn <0.01 o LAB ID #01090311-001 on 1/2/02 o NYCDEP-BROADWAY & 31 ST QUEENS c:/JEM FlLES/NYCDEP-HAZMAT/01090311 .xIs