NYC-WTC_000210800

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

I [CALCULATION FOR OSHA1D121Z125G-S METALS IN AIR VIA CASSErTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS ~~| ■D o c o jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) CT o ro I o' jB=Concentration 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. o 03 ■ BSV-Blank Sample Volume BBSV-Blank concentration x Blank Sample Volume AV I o !rAB- Reagent Blank Concentration (|ig/ml) or (mg/L) o o c ! RABSV- Reagent Blank Sample Volume I 3 CD O Jd- Dilution Factor (NONE) I Ino GRAVIMETIC FACTORS For the Trip Blank Analytical Value: IAV- Air Volume Sampled AR= (B x BSV) - (RAB X RABSV) I I AR=Analytical Result AV I lARR-AnalytIcal Rcjportablc Result in m^m^ (rounded off to 3-sigma) J

SSV(mL) WSSWaSSV WsWe^ xssWBssyg^ Avu^ ■B'; t ANALYTE /ARRmgZn^^|J i 0.057 100 5.7 0.068 100 6’8 -1.1 30 -0.0366667|Aluminum-AI <0.01 !""d.T29"" 100 12.9 0^9 100 41.9 -29 30 -0.9666667 Anlimony-Sb <0.01 !""b"0‘26"" 100 2.6 d“l28 100 12.8 -10.2 30 -0.34 Arsenic-As <0.11 j""d.003"‘" 100 0.3 d"o‘o2‘ 100 0.2 0.1 30 0.0033333 Barium-Ba <0.01 I____ 0 100 0 0003 100 "o^ -0.3 30 -0.01 Beryllium-Be <0.01 i""d.d62"" 100 0.2 o'o'os 100 0.5 -0.3 30 -0.01 Cadmium-Cd <0.01 P‘d.5‘26"" 100 52.6 b"3‘i3 100 31.3 21.3 30 0.71 Calcium-Ca 0.71 j d.’o'iT"’ 100 1.1 o'o’ie 100 1.6 -0.5 30 -0.0166667 Chromium-Cr <0.01 r"'d.024"" 100 2.4 0.047 100 4.7 -2.3 30 -0.0766667 Copper-Cu <0.01 !""y07"" 100 7 100 29.1 -22.1 30 -0.7366667 Iron-Fe <0.01 r"d.b69""' 100 0.9 —“o-o’i? b"d4i' 100 3 -3.5 30 -0.1166667 Lead-Pb <0.01 ! 0.056 100 5.6 100 4.1 1.5 30 0.05 Magnesium-Mg 0.05 i""d.d72‘"' 100 7.2 009 100 9 -1.8 30 -0.06 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H I 0.001 100 0.1 0.002 100 0.2 -0.1 30 -0.0033333 Nickel-NI <0.01 K I i""d.T58" 100 15.8 0.272 100 27.2 -11.4 30 -0.38 Potassium-K <0.01

o I i""b"0'34"' ! 0.004 r"‘T.448"“ 100 100 100 3.4 0.4 144.8 0J4 0.006 1884 100 100 100 _0^ 14

188.4 -10.6 -0.2 -43.6 30 -0.3533333 Selenium-Se 30 -0.0066667 Silver-Ag 30 -1.4533333 Sodium-Na <0.01 <0.01 <0.01 o ........... Io ! 0 100 0 '■"-0.004 100 -0.4 0.4 30 0.0133333 Thallium-TI 0.01 o i""b"o'42"' 100 4.2 0.028 100 2.8 1.4 30 0.0466667 Zinc-Zn 0.05 CO CR LABTd #01100592-002 j

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