NYC-WTC_000210816

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

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

I |CALCUIATiO^^ FOR pSHA 1D121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS | ’ ■D o c o jA= Concentration of Analyte in sample solation (pg/ml) or (mg/L) CT o ro I o' Concentration of Blank in sample solution (pg/ml) or (mg/L) ■D o o 00 •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=Blank concentration x Blank Sample Volume AV I o o !rAB- Reagent Blank Concentration (pg/ml) or (mg/L) o c JrABSV- 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) I I AV= Air Volume Sampled lAR-Analytical Result AV I IAR^=Ani^t)c^ __________________

0.078 100 7.8 0.086 100 8.6 -0.8 30 -0.0266667 Aluminum-Al <0.01 ■d.279 100 27.9 'b.O58 100 5.8 22.1 30 0.7366667 Antimony-Sb 0.74 0'672 100 7.2 -0.005 100 -0.5 7.7 30 0.2566667 Arsenic-As 0.26 6'063 100 0.3 'b.dbs ......„ 100 0.3 0 30 0 Barium-Ba <0.01 6'062 100 0.2 100 0 0.2 30 0.0066667 Beryllium-Be <0.01 b'.b'63 100 0.3 "oboT 100 0.1 0.2 30 0.0066667 Cadmium-Cd <0.01 6'493 100 49.3 'b.422‘ 100 42.2 7.1 30 0.2366667 Calcium-Ca 0.24 6'013 100 1.3 *0.607 100 0.7 0.6 30 0.02 Chromium-Cr 0.02 ■0.019 100 1.9 ■b.b’b9 100 0.9 1 30 0.0333333 Copper-Cu 0.03 ‘0555 100 5.5 “OJO? 100 10.4 -4.9 30 -0.1633333 Iron-Fe <0.01 b'b'ie 100 1.6 *0506 100 0.6 1 30 0.0333333 Lead-Pb 0.03 b".b73 100 7.3 ‘b‘.b77 100 7.7 -0.4 30 -0.0133333 Magnesium-Mg <0.01 b'.b32 100 3.2 ‘0.039 100 3.9 -0.7 30 -0.0233333 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0.002 100 0.2 -0.001 100 -0.1 0.3 30 0.01 Nickel-NI 0.01 K I 'd.l‘27 100 12.7 "O.T48 100 14.8 -2.1 30 -0.07 Potassium-K <0.01

o I O‘b79 *0.063 *2.358 100 100 7.9 0.3 “o.o6T 100 100 0.1 0.1 7.8 0.2 30 0.26 Selenium-Se 30 0.0066667 Silver-An 0.26 <0.01 o 100 235.8 ”2?i5 100 215 20.8 30 0.6933333 Sodium-Na 0.7 Io ^601 100 -0.1 ■-b'oiT 100 -1.1 1 30 0.0333333 Thallium-TI 0.03 o '0.021' 100 2.1 “0.016 100 1.6 0.5 30 0.0166667 Zinc-Zn 0.02 CO on PED ID #01100027-001 co o co NYCDEP - BROADWAY & 31 ST QUEENS !»-» « r*!! rr । । a -»•