NYC-WTC_000220608

z PEDNEAULT ASSOCIATES, INC. NYCDEP -WTC . z o 5-BORO SAMPLING ■<

631-467-8477 o

I io IgALCULATION for OSHA 1D121/125G-METALS in AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS METALS IN AIR 1 co

o ■D o c o jA= Concentration of Analyte in sample solation (|Xg/ml) or (mg/L) CT ro I o' ro jB=Concentration of Blank in sample solution (pg/ml) or (mg/L) o ■0 CJ> ■SSV= Sample Solution Volume .... .... Analyte concentration x Sample Solution 'Volume AR= (A X SSV) - (B X BSV) I O 3. ! BSV=Blank Sample Volume BBSV»Blank concentration x Blank Sample Volume 91 AV I O !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) o o c ! RABSV” Reagent Blank Sample Volume I 3 CD jD= Dilution Factor (NONE) I Ino gravimetic factors For the Trip Blank Analytical Value: AR= (B X BSV) - (RAB X RABSV) 1 I AV= Air Volume Sampled IAR=Analytical Result AV I

0.101 100 10.1 0.103 100 10.3 -0.2 30 -0.0066667 Aluminum- Al <0.01 ■■■*0.057 100 5.7 ■d’.2O3 100 20.3 -14.6 30 -0.4866667 Antimony-Sb <0.01 100 0.9 *0.053 100 5.3 -4.4 30 -0.1466667 Arsenic-As <0.01 i b.'do3 100 0.3 “o'bo's 100 0.3 0 30 0 Barium-Ba <0.01 ****-bboi*“ 100 -0.1 -b.boY 100 -0.1 0 30 0 Beryllium-Be ^0^ d.bbi 100 0.1 *b.OO3' 100 0.3 -0.2 30 -0.0066667 Cadmium-Cd <0.01 ■■"d‘.244'** 100 24.4 ''b?35 100 35 -10.6 30 -0.3533333 Calcium-Ca <0.01 OM?"' 100 0.7 ""bjoT 100 1 -0.3 30 -0.01 Chromium-Cr <0.01 6".*O*23*** 100 2.3 *b.*o‘34 100 3.4 -1.1 30 -0.0366667 Copper-Cu <0.01 ■***d.*0*83"* 100 8.3 100 126 -117.7 30 -3.9233333 Iron-Fe <0.01 ■■■■o*.*o*6i*'** 100 0.1 ■0.007 100 0.7 30 -0.02 Lead-Pb <0.01 ■***0*.*0*4i**** 100 4.1 ■b.b54 100 5.4 -1.3 30 -0.0433333 Magnesium-Mg <0.01 ****0*.033"** 100 3.3 *0.039 100 3.9 -0.6 30 -0.02 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 0 100 0 ■*’0064 100 0.4 -0.4 30 -0.0133333 Nickel-NI <0.01

a H K I ■"d.i’ii**** 100 14.1 100 15 -0.9 30 -0.03 Potassium-K <0.01 ■■■6*.*o*24*'* -0.17 Selenium-Se S o .. 100 2.4 100 7.5 -5.1 30 <0.01 I—i 100 0 0.001 100 0.1 -0.1 30 -0.0033333 Silver-Ag <0.01 o o ''**i*.443"** 100 144.3 ■"■T.*764 100 176.4 -32.1 -1.07 Sodium-Na <0.01 I ■-0.002 o ■“Tobdf*' 100-0.7 100 -0.2 -0.5 30 -0.0166667 Thallium-TI <0.01 o CO ■"*d.*o*i6*** 100 1.6 -b.*d27* 100 2.7 -1.1 30 -0.0366667 Zinc-Zn <0.01 CO on LAB ID #01110071-005 co NYCDEP -ATLANTIC AV fit SMITH STR. BROOKLYN cii co/MvrncD ui -n nn-7-i >,1,^