NYC-WTC_000210784

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC 631-467-8477 5-BORO SAMPLING METALS IN AIR [CALCULATION FOR OSHAIDI21/125G- METALS IN AIR VIA CASSETTE FILTER (37MM MILLIPORE) & MOBILE VACUUM PUMPS | |A« 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 Volume ASSV= Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I ■BSV=Blank Sample Volume BBSV^BIank concentration x Blank Sample Volume AV I !rAB= Reagent Blank Concentration (pg/ml) or (mg/L) !rABSV= Reagent Blank Sample Volume I Jd= Dilution Factor CNONE) Y'-l I Ino gravimetic factors I For the Trip Blank Analytical Value: I AR= (B X BSV) - (RAB X RABSV) I I AV= Air Volume Sampled lAR=Analytical Result 0 Ie AV I lARRs^aljrtical Rejmrtabk_ResaIt_iii mg/m’ _(foan^d_off£o_^sigm4)_ I SSV(mL) AxSSygASSy BltfiB-); 'BSV (mL) WbsVIbbW ASSV-BSSV YAR Avuters i AR/AV ARR iTig/n?^^ 0.08 100 8 0.073 100 7.3 0.7 30 0.0233333 Aluminum- Al 0?02 ■‘"b'.TsT"' 100 18.4 o.bTV 100 1.1 17.3 30 0.5766667 Antimony-Sb 0.58 100 11 b.bo2 100 0.2 10.8 30 0.36 Arsenic-As 0.36 ""b'boa'"' 100 0.2 0.002 100 0.2 0 30 0 Barium-Ba <0.01 '“'6'062”' 100 0.2 .... b 100 0 0.2 30 0.0066667 Beryllium-Be <0.01 '"'0.004'" 1001 0.4 0.001 100 0.1 0.3 30 0.01 Cadmium-Cd 0.01 "'■6‘.256'"' 100 25.6 b‘.273 100 27.3 -1.7 30 -0.0566667 Calcium-Ca <0.01 ''''0.668'"' 100 0.8 0.065 100 0.5 0.3 30 0.01 Chromium-Cr 0.01 ''"6‘.bT7'"' 100 1.7 0.069 100 0.9 0.8 30 0.0266667 Copper-Cu 0.03 "“b’lTi""' 100 17.1 0.036 100 3.6 13.5 30 0.45 Iron-Fe 0.45 100 11 0.007 100 0.7 10.3 30 0.3433333 Lead-Pb 0.34 ''''0.645'" 100 4.5 0.057 100 5.7 -1.2 30 -0.04 Magnesium-Mg <0.01 "'■6‘.668""' 100 0.8 0.065 100 0.5 0.3 30 0.01 Manganese-Mn 0.01 o 100 100 30 Mercury-Hg <0.01 H -0.1 0.2 30 0.0066667 Nickel-NI <0.01 0.001 100 0.1 -0.001 100 to ■'"6'685"" 100 8.5 "o'baT 100 0.1 -0.6 30 -0.02 Potassium-K <0.01 I—i S o ■'''o'Toa"" 100 10.4 -b’boT 100 -0.1 10.5 30 0.35 Selenium-Se 0.35 o "'o'.'o'oi 100 0.1 -0.062 100 -0.2 0.3 30 0.01 Silver-Ag 0.01 o ■''■i'.266"" 100 126.6 ‘ T.4i7 100 141.7 -15.1 30 -0.5033333 Sodium-Na <0.01 Io o ■■"-'ojob'i"' 100 -0.1 -b’boT 100 -0.1 0 30 0 Thallium-TI <0.01 to co ■'''6'.'623"" 100 2.3 'b’bsT 100 3.1 -0.8 30 -0.0266667 Zinc-Zn <0.01 CR LAB ID #01100376-001 O CO co Mvnnpp. RROAnwAY a 31st queens

NYC-WTC_000210785