NYC-WTC_000220544

NYC 9/11 Public Portal Document rbUNtAUUi AiljOCIAI to, ING. 1 - vv 1V 5-BORO SAMPLING 631-467-8477 METALS IN AIR ICALCULATION FOR OSHA1D121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS . | jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) I "Si jB=’Concentration of Blank in sample solution (pg/ml) or (mg/L) jSSV»« Sample Solution Volume lolution Volume AR=: (A X SSV) - (B X BSV) I • BSV=Blank Sample Volume 7 - BBSV=Blank concentration x Blank Sai >ple Volume AV II IrAB^ Reagent Blank Concentration (pg/ml) or (mg/L) i RABSV” Reagent Blank Sample Volume ft I

1I Jd= Dilation Factor (NONE) w I

f For the Trip Blank Analytical Value: I Ino GRAVIMETIC FACTORS AR= (B X BSV) - (RAB X RABSV) I IAV= Air Volume Sampled IAR=Analytical Result AV I IA^=Analytical Rcj»drt^k_Re^kjA 3-sigma2_ I I

A (mg/L) SSV(mL) AxSSVl ASSV B (mg/L) BSV(mL) BxBSVtBSl^ .ssv-bssV=Ar AV Liters AR/AV ANALYTE ARR mg/m’ 0.118 100 11.8 0.109 100 1^ 0.9 30 0.03 Aluminum- Al 0.03 t ‘ojoSi 100 8.4 b.'635 100 ___________ 4.9 30 0.1633333 Antimony-Sb 0.16 bb43 100 4.3 -b'b’o’f 100 5 30 0.1666667 Arsenic-As 0.17 '6?6b3.. JOO 0.3 0^02 100 0. 0.1 30 0.0033333 Barium-Ba <0.01 .. 100 0 100 0 30 0 Beryllium-Be <0.01 I 100 0 ■■■ -bb'oT 100 -o.r 0.1 30 0.0033333 Cadmium-Cd <0.01 '0?5'0'4 100 50.4 0.54'8 100 -4.4 30 -0.1466667 Calcium-Ca <0.01 '0?0'0'6 100 0.6 0.007 100 0. -0.1 30 -0.0033333 Chromium-Cr <0.01 O?656 100 5.6 b."o'49 100 4.3 0.7 30 0.0233333 Copper-Cu 0.02 '2?6'7‘9 100 267.9 b.'4‘i9 100 41. 226 30 7.5333333 Iron-Fe 7.53 '6?6b3 100 0.3 3abo5 100 -0, St 0.8 30 0.0266667 Lead-Pb 0.03 !. 'o^o's'? 100 8.7 oTibs 100 10.5 -1.8 30 -0.06 Magnesium-Mg <0.01 '0?0'3'7 100 3.7 0.029 100 2.9 0.8 30 0.0266667 Manganese-Mn 0.03 I. 100 100 30 Mercury-Hg <0.01 o 0.008 100 0.8 0.001 100 0.7 30 0.0233333 Nickel-NI 0.02 H "0.369 1"^ “6?293 100 29.3 100 36.6 -7.6 30 -0.2533333 Potassium-K <0.01 I—i I. "o'osi 100 8.1 ’ o-boZ 100 ZZf 7.7 30 0.2566667 Selenium-Se 0.26 s o -bjobi" 100 -0.1 ^oooT 100 -0.1 0 30 0 Silver-Ag <0.01 "3^71 100 357.1 ■3.665 100 360.5 -3.4 30 -0.1133333 Sodium-Na <0.01 o o Io ■-bbbi' 100 -0.1 -o.b’67 100 -0.7 0.6 30 0.02 Thallium-TI 0.02 o ‘0'023 100 2.3 'b.bis 100 cS 0.5 30 0.0166667 Zinc-Zn 0.02 CO LAB Td #0110235-003 CO (JI o cn NYCDEP - CENTRAL PK NO & LENOX-NYC c:/JEM FILES/NYCDEP-HAZMAT/m01100235.xls

NYC-WTC_000220549