NYC-WTC_000220624

PEDNEAULT A65OCIATES, INC. NYCDEP - V'/TC z ■< 631-467-8477 5-BORO SAMPLING z ■<

o o io jCALCULATION FOR OSHA ID 121/125C. METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS METALS IN AIR co

I ■D c o J A= Concentration of Analyte in sample solution (pg/ml) or (mg/L) I o o I CT ro jB^Concentration of Blank in sample solution (pg/ml) or (mg/L) j o' ro ■D o AR= (A X SSV) - (B X BSV) I o CJ> jSSV= Sample Solution Volume ASSV= Analyte concentration x Sample Solution Volume j 3. o 03 ■ BSV=Blank Sample Volume BBSV=Blank concentration x 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 Ino gravimetic factors TB- TRIP/FIELD BLANK I For the Trip Blank Analytical Value: IAV= Air Volume Sampled i AR= (B X BSV ) - (RAB X RABSV) I iAR=Analytical Result i AV 1 I lARR=Analytical Reportable Result in mg/m^ (rounded off to 3-sigma) I

TB (mg/L) BSV (mL) TB X TBSV = BBSV RAB (mg/L) RABSV (mL) RAB X RABBSy = RABBSV TB-RAB = AR AV Liters AR/AV ANALYTE ARR mg/m’ 0.085 100 85 0.324 100 32.4 -23.9 30 -0.7966667 Aluminum- Al <0.01 '-0’01’3 100 __________ '“-0.01'7 100 -1.7 0.4 30 0.0133333 Antimony-Sb 0.01 O?6o5 100 0.5 '“o.'o'oe W 0.6 -0.1 30 -0.0033333 Arsenic-As <0.01 0503 100 ____________ OS ’“0.002 100 0.2 0.1 30 0.0033333 Barium-Ba <0.01 100 ______________0 100 0 0 30 0 Beryllium-Be <0.01 0501 100 qj ■"■o.b6T 100 0.1 0 30 0 Cadmium-Cd <0.01 0?755 100 __________ 100 36.2 39.3 30 1.31 Calcium-Ca 1.31 '0’0'00 100 ____________ 05 0.001 100 0.1 0.7 30 0.0233333 Chromium-Cr 0.02 aoV'f 100 ____________ 1.7 ’0'0'1' 100 1 0.7 30 0.0233333 Copper-Cu 0.02 '0’03’6 ”"0.317 100 3.6 100 31.7 -28.1 30 -0.9366667 Iron-Fe <0.01 ’0’00’9 100 ____________ 05 '“'o'.'oo'g 100 0.9 0 30 0 Lead-Pb <0.01 0J51 100 ___________ 15.1 ■"■0'.'0'66 100 6.6 8.5 30 0.2833333 Magnesium-Mg 0.28 '05'0'2 wo 0.2 “ “o '.'o'o’a 100 0.4 -0.2 30 -0.0066667 Manganese-Mn <0.01 100 100 30 Mercury-Hg <0.01 o 0.002 ___ 100 0.2 0.004 100 0.4 -0.2 30 -0.0066667 Nickel-NI <0.01 H ''OJ'’44 K 100 14.4 ■"b"l"28 100 12.8 1.6 30 0.0533333 Potassium-K 0.05 I to -o:ooi' 100 -0.1 ■"-d'oii' 100 -1.1 1 30 0.0333333 Selenium-Se 0.03 I o 0507 "ts'o's 100 100 0.7 180.8 ‘“ o.’o'o’s’

’15’5’ 100 100 0.5 105 0.2 75.8 30 0.0066667 Silver-Ag 30 2.5266667 Sodium-Na <0.01 2.53 Io o o?6d'9 100 0.9 ”o’.’o’O3 100 0.3 0.6 30 0.02 Thallium-TI 0.02 o "6?626 100 2.6 “"d'.03l‘ 100 3.1 -0.5 30 -0.0166667 Zinc-Zn <0.01 CO CO PED ID #01090253-007 1 Ui NYCDEP - TRIP/FIELD BLANK c:/JEM FILES/NYCDEP-HAZMAT/01090253.xls