NYC-WTC_000210800

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z PtDNEAULT ASSOCIATES, INC. NYCDEP - WTC z ■< ■<

o 631-467-8477 5-BORO SAMPLING o io METALS IN AIR co

I o |CALCULAnON FOR OSHAID121/125G- METAI-S IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS 1 ■D c o jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) CT o ro I o' jB=Conccntration of Blank in sample solution (pg/ml) or (mg/L) ■D o o 00 o ■SSV= _ . _ . Sample ..... Solution . Volume ASSV“ Analyte concentration X Sample Solution Volume AR= (A X SSV) - (B X BSV) I 3. 03 ■ BSV=Blank Sample Volume ; BBSV^BIank concentration x Blank Sample Volume AV I o !rAB= Reagent Blank Concentration i(pg/ml) or (mg/L) o o c !rABSV= Reagent Blank Sample Volume 1, I 3 CD O 5d= Dilution Factor (NONE) I Ino GRAVIMF.TTC FACTORS For the Trip Blank Analytical Value: IAV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I IAR=Analytical Result AV I I ARR”Analytic^

ASSV^BSSOAR AV LIfers <?FANALYTE's J'^'ARR'nigZn^;^' 0.076 100 7.6 0.068 wo 0.8 30 0.0266667 Aluminum-Al 0.03 I 6~.1~62"~ 100 10.2 0.419 100 410 -31.7 30 -1.0566667 Antimony-Sb <0.01 100 2.4 0.128 100 12.8 -10.4 30 -0.3466667 Arsenic-As <0.01 j 0.002 100 0.2 0.002 100 0.2 0 30 0 Barium-Ba <0.01 !""6~.'o'6~i"" 100 0.1 0.063 100 -0.2 30 -0.0066667 Beryllium-Be <0.01 r"‘6'.oor'" 100 0.1 6'06’5 100 0.5 -0.4 30 -0.0133333 Cadmium-Cd <0.01 100 67 OBW 100 35.7 30 1.19 Calcium-Ca 1.19 0.01 100 1 oTdie 100 1.6 -0.6 30 -0.02 Chromium-Cr <0.01 ”‘6?6'2“'’ 100 2 o7647 100 4.7 -2.7 30 -0.09 Copper-Cu <0.01 ! ^^062“ 100 6.2 6729? 100 29.1 -22.9 30 -0.7633333 Iron-Fe <0.01 100 0.7 0B44 100 -3.7 30 -0.1233333 Lead-Pu <0.01 !i. 0.053 100 5.3 ■6764? 100 ■71 1.2 30 0.04 Magnesium-Mg 0.04 t I ■"6‘.67?“" 100 7.1 "6?69’ 100 9 -1.9 30 -0.0633333 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0.003 100 0.3 0.002 100 0.2 0.1 30 0.0033333 Nickel-NI <0.01 K I to ""oTi'si" 100 15.1 0.2y2‘ 100 27.2 -12.1 30 -0.4033333 Potassium-K <0.01

I o ■""6?6’4" "‘'6'.6o3‘ ?.737" 100 100 100 4 0.3 173.7 0J4 0.006 T.884 100 100 100 14 -10 -0.3 -14.7 30 -0.3333333 Selenium-Se 30 30 -0.01 Silver-Ag -0.49 Sodium-Na <0.01 <0.01 <0.01 o I “"-6“o62 100 -0.2 -0.004 100 -0.4 0.2 30 0.0066667 Thallium-TI <0.01 o o ““■6?6’4" 100 4 0.028 100 2.8 1.2 30 0.04 Zinc-Zn 0.04 CO CR LAB ID #01100592-004 LO NYCDEP - BERRY & NORTH BROOKLYN n-/ IPM Fit F^/MVCriFP-WATh^ATM-ni inn<^O9 vic