NYC-WTC_000210768

NYC 9/11 Public Portal Document

PEDNEAULr ASSOCIATES, INC. NYCDEP - WTC 631-467-8477 5-BORO SAMPLING METALS IN AIR |CALCULAnON FOR OSHA1D121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS , |. I Ax Concentration of Analyte in sample solution (pg/ml) or (mg/L) I jB=Concentration of Blank in sample solation (pg/ml) or (mg/L) ■SSV= Sample Solution Volume ASSV- Analyte concentration X SampIeSoIution Volume AR= (A X SSV) - (B X BSV) I ■ BSV-Blank Sample Volume BBSV-Blank concentration x Blank Sample Volunie AV I !rAB- Reagent Blank Concentration (pg/ml) or (mg/L) !rABSV= Reagent Blank Sample Volume I J D- Dilation Factor (NONE) I Ino gravimeTic factors For the Trip Blank Analytical Value: AR= (B X BSV) - (RAB X RABSV) I IAV= Air Volume Sampled I AR=Analytical Result AV I |A]^=Ans^ti«l Rcjmrt^lcJtc^lt_in _

ByBSVSBBSiV ASS^SSV'x AR /AV£Reii Or/avB WanaLyteSs/ ! 0.071 100 7.1 0.069 100 6.9 0.2 30 0.0066667 Aluminum- Al <0.01 !""0.lb5”" 100 10.5 ”“0025 100 2.5 8 30 0.2666667 Antimony-Sb 0.27 0.01 100 1 ■"■-0.015 100 -1.$ 2.5 30 0.0833333 Arsenic-As 0.08 I I' '0.003'" 100 0.3 "'"b.bos 100 0.3 0 30 0 Barium-Ba <0.01 ■■-oVdi"" 100 -1 ■■■■-obiT 100 -1-.1 0.1 30 0.0033333 Beryllium-Be <0.01 '-b.b'2"" 100 -2 ■"-0.021' 100 -2.1 0.1 30 0.0033333 Cadmium-Cd <0.01 ■i‘.b94"" 100 109.4 1.368 100 136.8 -27.4 30 -0.9133333 Calcium-Ca <0.01 'bb'is'" 100 1.8 ■""o'bo'e' 100 0.6 1.2 30 0.04 Chromium-Cr 0.04 i I. ■-bb46'" 100 -4.6 ‘""-o'os 100 -5 0.4 30 0.0133333 Copper-Cu 0.01 II 'o'Yee'" 100 16.6 ■■"OMi* 100 4.1 12.5 30 0.4166667 Iron-Fe 0.42 I' ! '-oboe'" 100 -0.6 ■■“-b.b’i3 100 -lib 0.7 30 0.0233333 Lead-Pb 0.02 'b.Tge'" 100 19.6 ”"O22i' 100 22.1 -2.5 30 -0.0833333 Magnesium-Mg <0.01 oTdrz's" 100 1.75 ■■"bb'ss 100 8.8 -7.05 30 -0.235 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H ! 0.015 100 1.5 0.002 100 0.2 1.3 30 0.0433333 Nickel-NI 0.04 K I • 0.893" 100 89.3 100 66.1 23.2 30 0.7733333 Potassium-K 0.77 to

I o I. ■■0'034"' "bVoeg"’ 100 100 100 3.4 -8.9 296.2 -6.09 ■"■4.T73 100 100 100 1.5 -9 417.3 1.9 0.1 -121.1 30 0.0633333 Selenium-Se 30 0.0033333 Silver-Ag 30 -4.0366667 Sodium-Na 0.06 <0.01 <0.01 o I. I o -0.004 100 -0.4 '■"-0603 100 -0.3 -0.1 30 -0.0033333 Thallium-TI <0.01 o ■■O.b79'“ 100 7.9 ..... b?o'3 100 3 4.9 30 0.1633333 Zinc-Zn 0.16 CO CR LABTD #01100280-001 O O CO NYCDEP - BROADWAY & 31 ST QUEENS c:/JPM FILES/NYCDEP-HAZMAT/mni inn?R0.yls

NYC-WTC_000210769