NYC-WTC_000220560

PtUNEAULT ASSOCIATES, INC. NYCDEP - WTC z 631-467-8477 ■<

5-BORO SAMPLING o o METALS IN AIR co i 1^ |CALCULAT1ON FOR OSHAID121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS f ■D o jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) c o CT o I I K3 jB=Concentration of Blank in sample solution (pg/ml) or (mg/L) I o' K3 O jSSV" Sample Solution Volume ASSV= Analyte concentration x Sample ^o^tion Volume i AR= (A X SSV) - (B X BSV) I ■D o cn I 3. (33 I 03 o ■BSV=Blank Sample Volume BBSV=Blank concentration x Blank Satppile Volume a AV I o !rAB- Reagent Blank Concentration (pg/ml) or (mg/L) Ia o o c !rABSV= Reagent Blank Sample Volume a I I 3 CD !d= Dilution Factor (NONE) I I Ino GRAVIMETIC FACTORS I For the Trip Blank Analytical Value; IAV« Air Volume Sampled I AR= (B X BSV) - (RAB X RABSV) I IAR=AnaIyticaI Result I AV I ■ * i lARRs^alytical Rcport^le^c^iltjn tn^/m^ off to^^sjgma) I

A (mg/L) SSV (mL) AxSSV = ASSV B(mg/Lj BSV(mL) Bx BSVxBBSU |(^SV-BSSV = AR AV Liters AR/AV ANALYTE ARR mg/m’ 0.098 100 9.8 0.106 100 _________ 10.6 I 30 -0.0266667 Aluminum- Al <0.01 "■■0.058" 100 5.8 0.043 100 ~4j 1.5 30 0.05 Antimony-Sb 0.05 d"b7i’” 100 7.1 0.022 100 ____________ 2.2 4.9 30 0.1633333 Arsenic-As 0.16 ■■■■0.002“ 100 0.2 0.002 100 Oli 0 30 0 Barium-Ba <0.01 "■■0'062" 100 0.2 d'boT 100 ____________ 0.4 0.1 30 0.0033333 Beryllium-Be <0.01 ■■"o.662^^ 100 0.2 o.boY 100 or 0.1 30 0.0033333 Cadmium-Cd <0.01 ■■■■"64 100 40 0.364 100 36| 3.6 30 0.12 Calcium-Ca 0.12 :■■■■o.o^9■■ 100 1.9 o’ois 100 -................ -- 0.4 30 0.0133333 Chromium-Cr 0.01 ^"■o.O1i■'■ 100 1.1 0.004 100 0.4 0.7 30 0.0233333 Copper-Cu 0.02 i■"■o.692■■ 100 9.2 “"“o'Tse 100 1^ -9.4 30 -0.3133333 Iron-Fe <0.01 r"'o.oi"f 100 1.1 0.022 100 -1.1 30 -0.0366667 Lead-Pb <0.01 i■■■■6■.b6i"■ 100 6.1 100 6.8 -0.7 30 -0.0233333 Magnesium-Mg <0.01 !■"■^'T72■■ 100 17.2 0.079 100 7.9 9.3 30 0.31 Manganese-Mn 0.31 o 100 100 30 Mercury-Hg <0.01 H i 0.001 100 0.1 100 o.q -0.2 30 -0.0066667 Nickel-NI <0.01 K F^oj^ 100 19.5 ..,.<^43 100 14;3 5.2 30 0.1733333 Potassium-K 0.17 I to r"'6*698" I o i■■■■6■66i■■■■ 100 100 100 9.8 ....o-P.?! 0.1 148.7 0.0001 “'T504 100 100 100 3,1 0.01 150.4 6.7 0.09 -1.7 30 0.2233333 Selenium-Se 30 0.003 Silver-Ag 30 -0.0566667 Sodium-Na 0.22 <0.01 <0.01 o ^■■■■6x)64"' I 100 0.4 Z-O-Wl 100 -0.1i 0.5 30 0.0166667 Thallium-TI 0.02 o 2^^ o i dT)24"' 100 2.4 0.025 100 -0.1 30 -0.0033333 Zinc-Zn <0.01 CO CO LAB Td #01100327-002 cn

NYCDEP - 138TH & 3RD AVENUE BRONX ■tf ril Fq/MvrnCD UATMAT/^n-unnoo-r SI