NYC-WTC_000210754

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC 631-467-8477 5-BORO SAMPLING . METALS IN AIR [CALCULATION FOR OSHA1P121/125G- METALS IN AIR VIA CASSETFE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS | jA= Concentration of Analyte in sample solution (|ig/ml) or (mg/L) I jB«= Con centradon of Blank in sample solution (|ig/ml) or (mg/L) ■SSV= Sample Solution Volume ASSV« Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I I

■BSV=Blank Sample Volume BBSV-BIank concentration x Blank Sample Volume AV I !rAB» Reagent Blank Concentration (fxg/ml) or (mg/L) !rABSV=> Reagent Blank Sample Volume I fp- Dilution Factor (NONE) I Ino GRAVIMETIC FACTORS For the Trip Blank Analytical Value: I IAV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) |AR=Analytical Result AV I

0.088 100 8.8 0.086 100 8.6 0.2 30 0.0066667 Aluminum- Al <0.01 j""0^()9i"" 100 9.1 ''0.058 100 5.8 3.3 30 0.11 Antimony-Sb 0.11 0.002 100 0.2 '-0.005 100 -0.5 0.7 30 0.0233333 Arsenic-As 0.02 b'bos 100 0.3 "()'.'o'6'3 100 0.3 0 30 0 Barium-Ba <0.01 100 0 100 0 0 30 0 Beryllium-Be <0.01 b'boi' 100 0.1 "d’boi' 100 0.1 0 30 0 Cadmium-Cd <0.01 b'.'4'73' 100 47.3 "07422 100 42.2 5.1 30 0.17 Calcium-Ca 0.17 b'.'o'67' 100 0.7 '"0.007 100 0.7 0 30 0 Chromium-Cr <0.01 I. ■o'bo? 100 0.7 "b".OO9 100 0.9 -0.2 30 -0.0066667 Copper-Cu <0.01 'o'oss 100 3.3 "d7w4' 100 10.4 -7.1 30 -0.2366667 Iron-Fe <0.01 b'.'o'O8' 100 0.8 "0.006 100 0.6 0.2 30 0.0066667 Lead-Pb <0.01 I. b'.'o'77' 100 7.7 ■"0.'0'77' 100 7.7 0 30 0 Magnesium-Mg <0.01 b'.'o'29' 100 2.9 ■"0.039' 100 3.9 -1 30 -0.0333333 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0 100 0 ■0.001 100 -0.1 0.1 30 0.0033333 Nickel-NI <0.01 pjj?: 100 13.9 'b.l'48 100 14.8 -0.9 30 -0.03 Potassium-K <0.01 ‘0.008" 100 0.8 'b.bbV 100 0.1 0.7 30 0.0233333 Selenium-Se 0.02 o I—i !' o.'obi’ 100 0.1 'd'.odT 100 0.1 0 30 0 Silver-Ag <0.01 o 100 234.8 "2J'5 100 215 19.8 30 0.66 Sodium-Na 0.66 o Io -0.005 100 -0.5 -b.'o'ii' 100 -1.1 0.6 30 0.02 Thallium-TI 0.02 o 0.'0'i6 100 1.6 '0.016 100 1.6 0 30 0 Zinc-Zn <0.01 CO ' PED Td #01100027-004 Cn o co co co NYCDEP - BERRY & NORTH BROOKLYN Pll FC;/MVr'nPD-WA7h4flT/mnH 00097 vie

NYC-WTC_000210761