NYC-WTC_000220608

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

I i o |CALCULATIQN FOR OSHA ID121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS METALS IN AIR J; | co

■D o c o j A- Concentration of Analyte in sample solation (pg/ml) or (mg/L) o K3 I CT o' K3 jB=Concentration of Blank in sample solation (pg/ml) or (fflg/L) O ■D (33 AR= (A X SSV) - (B X BSV) I o O •SSV- Sample Solation Volame ASSV- Analyte concentration x Sample Solation Volume 3. CO 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 O J D- Dilution Factor (NONE) I Ino GRAVIMETIC FACTORS For the Trip Blank Analytical Value: AR= (B X BSV) - (RAB X RABSV) I I AV- Air Volume Sampled I AR=Analytical Result AV I *__________________

0.1 100 10 0.103 100 10.3 -0.3 30 -0.01 Aluminum- Al <0.01 0.159 100 15.9 0.203 100 20.3 -4.4 30 -0.1466667 Antimony-Sb <0.01 100 3.2 0.'0‘53 100 5.3 -2.1 30 -0.07 Arsenic-As <0.01 0.004 100 0.4 ‘o'.'oos 100 0.3 0.1 30 0.0033333 Barium-Ba <0.01 -“.^rodi"” 100 -0.1 '””-‘o"o‘6i' 100 -0.1 0 30 0 Beryllium-Be <0.01 100 0.2 b."o‘o"3 100 0.3 -0.1 30 -0.0033333 Cadmium-Cd <0.01 .„.O-426.. 100 42.6 100 35 7.6 30 0.2533333 Calcium-Ca 0.25 0.009 100 0.9 o?6i* 100 1 -0.1 30 -0.0033333 Chromium-Cr <0.01 ’'"d'daa" 100 3.3 *0*034 100 3.4 -0.1 30 -0.0033333 Copper-Cu <0.01 100 36.5 100 126 -89.5 30 -2.9833333 Iron-Fe <0.01 -0.001 100 -0.1 b.bo7 100 0.7 -0.8 30 -0.0266667 Lead-Pb <0.01 "”d.d64"" 100 6.4 *0*.*0*54 100 5.4 1 30 0.0333333 Magnesium-Mg 0.03 ■”‘d*.d^"” 100 3.8 o.*d39 100 3.9 -0.1 30 -0.0033333 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 '"■d.T46" 100 14.6 "■■'oris 100 15 -0.4 30 -0.0133333 Potassium-K <0.01 I—i '■■0.052' 100 5.2 '■"0.0'75 100 7.5 -2.3 30 -0.0766667 Selenium-Se <0.01 s o 100 0 '‘"o'.boi 100 0.1 -0.1 30 -0.0033333 Silver-Ag <0.01 ■■■■2.321“ "'T.764 55.7 o o 100 232.1 100 176.4 30 1.8566667 Sodium-Na 1.85 I ■'■■-■oToba 100 -0.3 ”-0.002 100 -0.2 -0.1 30 -0.0033333 Thallium-TI <0.01 o o ■■”d‘.di8” 100 1.8 ”■0.027 100 2.7 -0.9 30 -0.03 Zinc-Zn <0.01 CO CO LAB ID #0111007 -001 CD

O NYCDEP - BROADWAY & 31 ST QUEENS c:/.JEM FILES/NYCDFP-HA7MAT/mni 110071 vis