NYC-WTC_000210844

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

o 631-467-8477 5-BORO SAMPLING o CD METALS IN AIR § s o o ro jCALCULATlON FOR OSHAID121/125G- MET^ IN JURyiA pA$SETTE HLTER (37MM MlLUPORE) & MOBILE VACUUM PUMPS JA- Concentration of Analyte in sample solution (pg/ml) or (mg/L) 5 ■D c CT o' jB=Concentration of Blank in sample solation (|ig/ml) or (mg/L) ■D o O co cn jSSV= Sample Solution Volume ASSVo Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I 3. 91 ■BSV=Blank Sample Volume BBSV=Blank concentration X Blank Sample Volume AV 1 O o !rAB- Reagent Blank Concentration (pg/ml) o c or (mg/L) !rABSV= Reagent Blank Sample Volume I 3 CD

■d- Dilution Factor (NONE) I Ino gravimetic factors TB^ Mf/field blank For the Trip Blank Analytical Value: IAV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I lAR=Analytical Result AV I IARR=j^a^ical Rejmrt^le_RemltJn mj^/i _j(roun^d_off_m ^sigma)

ItbtBW imwow -AV LItefs WnalYTEw 0.064 100 6.4 0.059 100 5.9 0.5 30 0.0166667 Aluminum-Al 0.02 "■"6.623 " 100 2.3 ‘otsT 100 18.1 -15.8 30 -0.5266667 Antimony-Sb <0.01 ""•6668"' 100 -0.8 '0.045 100 4.5 -5.3 30 -0.1766667 Arsenic-As <0.01 ""6.662"' 100 0.2 ■O.'O'O2' 100 0.2 0 30 0 Barium-Ba <0.01 -0.‘0'0‘9’ ■'"-666'9"' 100 -0.9 100 -0.9 0 30 0 Beryllium-Be <0.01 ""-6621"" 100 -2.1 ^“019 100 -1.9 -0.2 30 -0.0066667 Cadmium-Cd <0.01 " "6.462"' 100 40.2 ■0441 100 44.1 -3.9 30 -0.13 Calcium-Ca <0.01 ""o'.o'is"" 100 1.3 'o.ooe 100 0.6 0.7 30 0.0233333 Chromium-Cr 0.02 ""-6656"' 100 -5.6 -o.'o'55 100 -5.5 -0.1 30 -0.0033333 Copper-Cu <0.01 ""2.‘49i""' 100 249.1 'b'.o/s 100 7.8 24L3 30 8.0433333 Iron-Fe 8.04 100 -0.9 -o.'o'oi' 100 -0.1 -0.8 30 -0.0266667 Lead-Pb <0.01 ...O.O68„_ 100 6.8 ■0.062 100 6.2 0.6 30 0.02 Magnesium-Mg 0.02 ! 0.037 100 3.7 ■0.'0'34 100 3.4 0.3 30 0.01 Manganese-Mn 0.01 Q 100 100 30 Mercu7-Hg <0.01 H 100 0.1 -0.001 100 -0.1 0.2 30 0.0066667 Nickel-NI <0.01 ! 100 69.5 ‘0.961’ 100 90.1 -20.6 30 -0.6866667 Potassium-K <0.01 S 6'66'1 100 0.1 “6.056 100 5.6 -5.5 30 -0.1833333 Selenium-Se <0.01 Q "-6.69"" 100 -9 "-6?69 100 -9 0 30 0 Silver-Ag <0.01 o o !I. "i'.'8‘i7‘" 100 181.7 ■2.657 100 265.7 -84 30 -2.8 Sodium-Na <0.01 I I o o ! "-66Ti"“ 100 -1.1 100 -1.2 0.1 30 0.0033333 Thallium-TI <0.01 !""o.oi8 100 1.8 0.012 100 1.2 0.6 30 0.02 Zinc-Zn 0.02 CO CR ' LABTd #01100273-007

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