NYC-WTC_000210844

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

631-467-8477 5-BORO SAMPLING . o o io I CALCULATION FOR OSHA pX21Z125G~ METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS^j^ METALS IN AIR co

I ■D c o jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) o CT o ro I o' jB=Concentration of Blank in sample solution (|tg/ml) or (mg/L) ■D o o 00 cn jSSV= Sample Solution Volume ASSVw Analyte concentration x Sample Solution Volume AR= {AjlSSVXUBXBSV) I 3. o 03 >BSV=Blank Sample Volume BBSV>Blank concentration x Blank Sample Volume AV I O !rAB>x Reagent Blank Concentration (pg/ml) or (mg/L) o o c !rABSV= Reagent Blank Sample Volume I 3 CD

Jd= Dilution pactor (NONE) I INO GRAVIMETIC FACTORS For the Trip Blank Analytical Value: I AV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I |AR»Analytical Result AV I lAMl-^sdjdticj Rej|mrtabIe_Resnltiii m^/m’_j(rottn^d_olTto ^sigma)_ _ I

Wmflg ssyi^ as WbsWbSV ASSy^SV^AR AVm^^^ wARRmg/i^ 0.064 100 6.4 0.064 100 6.4 0 30 0 Aluminum- Al <0.01 6'6'24 100 2.4 ■q’.OM" 100 2.3 0.1 30 0.0033333 Antimony-Sb <0.01 ""-■6?66'2 100 -0.2 ■-0?008‘' 100 -0.8 0.6 30 0.02 Arsenic-As 0.02 “0662' 100 0.2 ■0.002" 100 0.2 0 30 0 Barium-Ba <0.01 !""-'6j569 100 -0.9 ■■O?6O9" 100 -0.9 0 30 0 Beryllium-Be <0.01 !''''-'6j52l' 100 -2.1 "0.621“ 100 -2.1 0 30 0 Cadmium-Cd <0.01 0.243 100 24.3 o‘.4O2‘" 100 40.2 -15.9 30 -0.53 Calcium-Ca <0.01 0‘013 100 1.3 ’o.oio" 100 1.3 0 30 0 Chromium-Cr <0.01 '-o.be' 100 -6 "6?656" 100 -5.6 -0.4 30 -0.0133333 Copper-Cu <0.01 TaoiT 100 -1.1 ■2.49i"' 100 249.1 -250.2 30 -8.34 Iron-Fe <0.01 "ooi? 100 ■1.5 "6?669“ 100 -0.9 -0.6 30 -0.02 Lead-Pb <0.01 100 4.2 ‘6‘.O68“ 100 6.8 -2.6 30 -0.0866667 Magnesium-Mg <0.01 0'623 100 2.3 "0’.037“ 100 3.7 -1.4 30 -0.0466667 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H -0.001 WOj -0.1 "o.ooT 100 0.1 -0.2 30 -0.0066667 Nickel-NI <0.01 K I "“6s9i" 100 59.1 "6‘.695 100 69.5 -10.4 30 -0.3466667 Potassium-K <0.01 to

I o i.36 100 100 100 1.1 -8.9 136 "o’ooi' ■■-0.09' "T.ai? 100 100 100 0.1 -9 181.7 1 0.1 -45.7 30 0.0333333 Selenium-Se 30 0.0033333 Silver-Ag 30 -1.5233333 Sodium-Na 0.03 <0.01 <0.01 o Io ''"-6?o69 100 -0.9 ■"6?6iT 100 -1.1 0.2 30 0.0066667 Thallium-TI <0.01 o ■“"oC6i“ ■'o’ois 100 1 100 1.8 -0.8 30 -0.0266667 Zinc-Zn <0.01 CO CR LAB ID #01100273-005 cn NYCDEP -ATLANTIC AV & SMITH STR. BROOKLYN r-/.IFM Fil F.q/NVrnFP-l-IAZMAT/mni-inno?'^ vic