NYC-WTC_000220544

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES, INC. 3 NYCDEP-WTC 631-467-8477 5-BORO SAMPLING - METALS IN AIR [CALCULATION FOR OSHA ID121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS >J I As Concentration of Analyte in sample solution (pg/ml) or (mg/L) I jB=Concentration of Blank in sample solution (pg/ml) or (mg/L) jSSV- Sample Solution Volunic ASSV« Analyte concentration x Sample Solution Volume AR=(AxSSV)-(BXBSV) I •BSV«=Blank Sample Volume i BBSV=Blank concentration x Blank Saijiple Volume AV I !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) JrABSV” Reagent Blank SampleVolunic I Jd= Dilution Factor (NONE) i I Ino gravimetic factors TB- TRIP/FIELD BLANK For the Trip Blank Analytical Value: AR= (B X BSV) - (RAB X RABSV) I IAV= Air Volume Sampled iAR=Analytical Result AV I lARR^Ahalyttcal R«^ortable Result in m^/m I

TB (mg/L) BSV (mL) TB X TBSV = BBSV RAB (mg/L) RABSV (mL) raq x rabb^v » rai 0.109 O?635 ■-d^od? 100 100 100 10.9 3.5 -0.7 0.099 o'Tm 0.048 100 100 100 s ■i^ 4.8 ’tB-RAB = AR AV Liters 1 -12.8 -5.5 AR/AV ANALYTE 30 0.0333333 Aluminum- Al 30 -0.4266667 AnIimony-Sb 30 -0.1833333 Arsenic-As ARR mg/m’ 0.03 <0.01 <0.01 O?6O2 100 0.2 0.003 100 -0.1 30 -0.0033333 Barium-Ba <0.01 ■................ 'd 100 0 aooT 100 -0.1 30 -0.0033333 Beryllium-Be <0.01 ‘.ojooi 100 -0.1 oTooT 100 0.1 -0.2 30 -0.0066667 Cadmium-Cd <0.01 0?548 100 54.8 0.643' 100 64.3 -9.5 30 -0.3166667 Calcium-Ca <0.01 odd? 100 0.7 0.002 100 “dl 0.5 30 0.0166667 Chromium-Cr 0.02 0?d49 100 4.9 b.0’34' 100 1.5 30 0.05 Copper-Cu 0.05 d?4T9 100 41.9 O.T41‘ 100 27.8 30 0.9266667 Iron-Fe 0.93 .... 'dddd 100 -0.5 o.'d65 100 -1 30 -0.0333333 Lead-Pb <0.01 0?i05 100 10.5 0.T02 100 0.3 30 0.01 Magnesium-Mg 0.01 dddd 100 2.9 0003 100 0.3 2.6 30 0.0866667 Manganese-Mn 0.09 100 100 30 Mercury-Hg <0.01 o O.OOIj 100 0.1 0 100 0 0.1 30 0.0033333 Nickel-NI <0.01 H 1"^ 'd?369 100 36.9 100 26.5 10.4 30 0.3466667 Potassium-K 0.35 I—i "6?d04 100 0.4 '0.'06'7' 100 -6.3 30 -0.21 Selenium-Se <0.01 s o -o'odi 100 -0.1 -0."0'02 100 0.1 30 0.0033333 Silver-Ag <0.01 o ■3?6d5 100 360.5 '3.683 100 36813 -7.8 30 -0.26 Sodium-Na <0.01 o Io -o?6d7 100 -0.7 "^di" 100 -1 0.3 30 0.01 Thallium-TI 0.01 o ’d?018 100 1.8 "0?02 100 2 -0.2 30 -0.0066667 Zinc-Zn <0.01 CO CO LAB ID #01100235-007 I' (JI o (JI NYCDEP - TRIP/FIELD BLANK c;/JEM FILES/NYCDEP-HAZMAT/mOI 100235.xls 1! NYC-WTC_000220557