NYC-WTC_000210860

PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC z ■< 631-467-8477 5-BORO sampling . z ■<

o o io fCALCULATION FOR OSHA 1D121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS METALS IN AIR co

I ■D o I A= Concentration of Analyte in sample solution (ng/inl) or (mg/L) J c o o I CT ro jB=Concentration of Blank In sample solution (pg/ml) or (mg/L) I o' ■D o I o 00 jSSV= Sample Solution Volume ASSV= Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) 3. 03 ■ BSV=Blatik Sample Volume BBSV=Blaok concentration i Blank Sample Volume AV I !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) o o o c !rABSV= Reagent Blank Sample Volume I 3 CD JD= Dilution Factor (NONE) I I NO GRAVIMETIC FACTORS For the Trip Blank Analytical Value; IAV= Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I |AR=AnalytIcal Result AV I lARR=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’ 0.086 100 8.6 0.121 100 12.1 -3.5 30 -0.1166667 Aluminum- Al <0.01 ■"d'O52" 100 5.2 100 0 5.2 30 0.1733333 Aniimony-Sb 0.17 ■"0.064" 100 0.4 100 0 0.4 30 0.0133333 Arsenic-As 0.01 "o'.'o'oT" 100 0.4 O.'OO~3 100 0.3 0.1 30 0.0033333 Barium-Ba <0.01 "-'o'.'ooi'" 100 -0.1 "'"-'o'.'o'oT 100 -0.1 __2 30 0 Beryllium-Be <0.01 "o'.'o'oT" 100 0.1 o.ooV 100 0.1 0 30 0 Cadmium-Cd <0.01 ■"o'eaT" 100 68.1 o.66i' 100 66.1 2 30 0.0666667 Calcium-Ca 0.07 "0.008" 100 0.8 o?oT 100 1 -0.2 30 -0.0066667 Chromium-Cr <0.01 "b'.'o'29'" 100 2.9 0.027 100 2.7 "o^ 30 0.0066667 Copper-Cu <0.01 ■"6'1'14" 100 11.4 0.1'82 100 18.2 -6.8 30 -0.2266667 Iron-Fe <0.01 ■"o'oi'g"' 100 1.9 0.02i' 100 2.1 -0.2 30 -0.0066667 Lead-Pb <0.01 "d'.T29'" 100 12.9 0.T43 100 14.3 -1.4 30 -0.0466667 Magnesium-Mg <0.01 ! "o.'ooz'" 100 0.2 0.003 100 0.3 -0.1 30 -0.0033333 Manganese-Mn <0.01 100 100 30 Mercury-Hg <0.01 Q 0.001 100 0.1 0.002 100 0.2 -0.1 30 -0.0033333 Nickel-NI <0.01 K 0.148 100 14.8 "OJS 100 15 -0.2 30 -0.0066667 Potassium-K <0.01 I 0.025 100 2.5 0.022 100 2.2 0.3 30 0.01 Selenium-Se 0.01 I o 0.022 '4.153 100 100 2.2 415.3 ■"6?6T 3.755 100 100 375.5 1 1.2 39.8 30 0.04 Silver-Ag 30 1.3266667 Sodium-Na 0.04 1.33 o 0'008 I 100 0.8 0.005 100 0.5 0.3 30 0.01 Thallium-TI 0.01 o !. o'^g 100 2.9 0.035 100 3.5 -0.6 30 -0.02 Zinc-Zn <0.01 o cn LAB ID #01090311-006 cn NYCDEP - BAY STR & VICTORY BLVD. SI c;/JEM FILES/NYCDEP-HAZMAT/01090311 .xIs