NYC-WTC_000220624

etUwi-AULI ASSOCIATES, ING. NYCDEP - W1C z 631-467-8477 5-BORO SAMPLING z ■<

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o METALS IN AIR o io fCALCULATION FOR OSHA 1D12I/125G - METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS co

■D 1 jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) J c o o I CT o j B=Coucentration of Blank in sample solution (pg/ml) or (mg/L) J o' KJ "0 KJ O jSSV= Sample Solution Volume ASSV= Analyte concentration x Sample Solution Volume j AR= (A X SSV) - (B X BSV) I o C3> Ca3 >BSV=Blank Sample Volume BBSV=Blank concentration x Blank Sample Volume » AV 9L Ca5 !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) ! I O o o JrABSV= Reagent Blank Sample Volume J I c 3 CD !d= Dilution Factor (NONE) 3 I Ino GRAVIMETIC FACTORS ■ I For the Trip Blank Analytical Value: I AV= Air Volume Sampled I AR= (B X BSV) - (RAB X RABSV) I |AR=Analytical Result i AV I I ARR= Analytical Reportable Result in mg/m^ (rounded off to 3-sigma)

A (mg/L) SSV (mL) A X SSV = ASSV B (mg/L) BSV (mL) B X BSV = BBSV ASSV.BSSV = AR AV Liters AR/AV ANALYTE ARR mg/m’ 0.087 100 8.7 0.085 100 8.5 0.2 30 0.0066667 Aluminum- Al <0.01 ■■"'droos^^' 100 -0.5 ■■■■-0.013 100 -1.3 0.8 30 0.0266667 Antimony-Sb 0.03 ■■■d’dos’^' 100 0.5 0."005 100 0.5 0 30 0 Arsenic-As <0.01 ■"6'd64"' 100 0.4 o'o'oa 100 0.3 0.1 30 0.0033333 Barium-Ba <0.01 100 0 100 0 0 30 0 Beryllium-Be <0.01 ■■[[.■do2^' 100 0.2 ■■‘■"oTcwT 100 0.1 _____________ 0.1 30 0.0033333 Cadmium-Cd <0.01 ■■■6'776'”' ■■■■■0.’755 100 77.6 100 75.5 2.1 30 0.07 Calcium-Ca 0.07 ■■■b’cioa^" 100 0.8 o.’o'os 100 0.8 0 30 0 Chromium-Cr <0.01 ■■■6*di9^~ 100 1.9 0.017 100 1.7 0.2 30 0.0066667 Copper-Cu <0.01 ! ■■■6*.d46^"' ■■■■■o.‘63? 100 4.6 100 3.6 1 30 0.0333333 Iron-Fe 0.03 '■■■o?dV^ 100 1 ■'■■*0.069 100 0.9 _____________ 0.1 30 0.0033333 Lead-Pb 0.03 yd.i'es” 100 16.3 ■■■■■0.T5T 100 15.1 1.2 30 0.04 Magnesium-Mg 0.04 '■■6’.66F~ 100 0.2 o.’662 100 0.2 0 30 0 Manganese-Mn 0.01 100 100 30 Mercury-Hg <0.01 O ! 0.002 100 0.2 0.002 100 0.2 0 30 0 Nickel-NI <0.01 i■■■■6■.1■38■■" ■6“144 H 100 13.8 100 14.4 -0.6 30 -0.02 Potassium-K <0.01 i■■■■6*666■■■' VxD i■■■■6■.d69■■■■ 100 0.6 ■o.()6i' 100 -0.1 0.7 30 0.0233333 Selenium-Se 0.02 S 100 0.9 ■o.~66*7 100 0.7 0.2 30 0.0066667 Silver-Ag <0.01 o !■■■■i■.■7■65■■■' 100 176.5 "Laos 100 180.8 -4.3 30 -0.1433333 Sodium-Na <0.01 o S■■■■6■"668■■■■ ■'o’.’oo’g o 100 0.8 100 0.9 -0.1 30 -0.0033333 Thallium-TI <0.01 I ! 0.023 100 2.3 ’o-'dae 100 2.6 -0.3 30 -0.01 Zinc-Zn <0.01 o o to ' PEDTd #01090253-005 co co cn 1 NYCDEP -ATLANTIC AV & SMITH STR. BROOKLYN o c;/JEM FILES/NYCDEP-HAZMAT/01090253.xls