NYC-WTC_000220608

z PEDNEAULT ASSOCIATES, INC. NYCDEP-WrC , z 631-467-8477 5-BORO SAMPLING O o io I calculation for OSHA IP121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MlLLIPORE) & MOBILE VACUUM PUMPS METALS IN AIR | I ■D o c o jA= Concentration of Analyte in sample solation (|xg/ml) or (mg/L) o I CT o' KJ KJ jB=Concentration of Blank in sample solation (pg/ml) or (mg/L) O ■D CD jSSV» Sample Solation Volame ASSV® Analyte concentration x Sample Solution Volame AR= (A X SSV) - fB X BSV) I o KJ 3. QJ ■BSV=Blank Sample Volume BBSV=Blank concentration r Blank Sample Volume AV 1 o !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) o o c !rABSV= Reagent Blank Sample Volume I 3 CD O Jd= Dilution Factor (NONE) I Ino gravimetic factors TB- TRIP/FIELD BLANK For the Trip Blank Analytical Value: AR= fB X BSV ) - (RAB X RABSV) I IAV=: Air Volume Sampled IAR=Analytical Result AV I

0.092 100 9.2 0.103 100 10.3 -1.1 30 -0.0366667 Aluminum- Al <0.01 ~6;O49 100 4.9 ■"0.203 100 20.3 -15.4 30 -0.5133333 Antimony-Sb <0.01 100 1 ■"b"o"53 100 5.3 -4.3 30 -0.1433333 Arsenic-As <0.01 o?6b3 100 0.3 ■"0.‘0"03‘ 100 0.3 0 30 0 Barium-Ba <0.01 100 -1 ■"■-oJooT 100 -0.1 -0.9 30 -0.03 Beryllium-Be <0.01 ......... o.'o'i 100 1 ■''b.OO3 100 0.3 0.7 30 0.0233333 Cadmium-Cd 0.02 ......"6?6Ti JOO 61.1 b?35 100 35 26.1 30 0.87 Calcium-Ca 0.87 0?007 100 0.7 "■"o?6T 100 1 -0.3 30 -0.01 Chromium-Cr <0.01 ......... ■o'O27 JOO 2.7 '■"b7o'34 100 3.4 -0.7 30 -0.0233333 Copper-Cu <0.01 ■o?rd7 100 10.7 '"■"l?26 100 126 -115.3 30 -3.8433333 Iron-Fe <0.01 76j6di 100 -0.1 ■“b.bo7 100 0.7 -0.8 30 -0.0266667 Lead-Pb <0.01 O?o’81 100 8.1 ■■'0.054 100 5.4 2.7 30 0.09 Magnesium-Mg 0.09 b?036 100 3.6 ■"■b.’d3’9 100 3.9 -0.3 30 -0.01 Manganese-Mn <0.01 o 100 100 30 Mercury-Hg <0.01 H 0.001 100 0.1 0.00£ 100 0.4 -0.3 30 -0.01 Nickel-NI <0.01 b?i56 100 15:6 ■"oj's 100 15 0.6 30 0.02 Potassium-K 0.02 I—i I—■b:b^ 100 2.6 ■d7d75‘ 100 7.5 -4.9 30 -0.1633333 Selenium-Se <0.01 s !....... *6 o 100 0 ■d76oi' 100 0.1 -0.1 30 -0.0033333 Silver-Ag <0.01 o 2;QgQ 100 209.8 "17764 100 176.4 33.4 30 1.1133333 Sodium-Na 1.11 o Io '-'o^o'dA 100 -0.4 -d7o’o2 100 -0.2 -0.2 30 -0.0066667 Thallium-TI <0.01 o O?627 100 2.7 ■d7o'27' 100 2.7 0 30 0 Zinc-Zn <0.01 CO co CR LAB ID #01110071-007 CO NYCDEP - DUPLICATE OF #01110071-001 r-/.IFM Fil FS/NVrnFP.HA7MAT/mni 110071 yl<5