NYC-WTC_000220498

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES, INC. NYCDEP - WTC 631-467-8477 5-BORO SAMPLING METALS IN AIR ICALCULATION FOR OSHAID121/125G- METALS IN AIR VTA CASSEITE 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 (m^/L) ‘SSV» Sample Solution Volume ASSV« Analyte concentration x Sample Solution Volume AR= (A X SSV ) - (B X BSV) I ■ BSV=Blank Sample Volume BBSVaBIank 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 (NONE) I Ino GRAViME’nc factors For the Trip Blank Analytical Value: I AV=< Air Volume Sampled AR= (B X BSV) - (RAB X RABSV) I IAR=Analytical Result AV I IARR=An^tical Rejmrt^leJRe^Itjn m^/m'’ (rounded off to 3-sigma) _________________________ OOXLYfW 0.076 100 7.6 0.073 100 7.3 0.3 30 0.01 Aluminum- Al 0.01 ■■'0'.038 100 3.8 Ton 100 1.1 2.7 30 0.09 Antimony-Sb 0.09 ■"0.018 100 1.8 ’0.'002‘ 100 0.2 1.6 30 0.0533333 Arsenic-As 0.05 ■""0007 100 0.7 'o.^o62 100 0.2 0.5 30 0.0166667 Barium-Ba 0.02 ■■“o-ooi" 100 0.1 100 0 0.1 30 0.0033333 Beryllium-Be <0.01 '"■o.ooi‘ 100 0.1 ■b"ooT 100 0.1 0 30 0 Cadmium-Cd <0.01 ■”0.339 100 33.9 b"273 100 27.3 6.6 30 0.22 Calcium-Ca 0.22 ■"o.ooa 100 0.8 0.005 100 0.5 0.3 30 0.01 Chrotnium-Cr 0.01 ■"0.012 100 1.2 0.009 100 0.9 0.3 30 0.01 Copper-Cu 0.01 ■■■■q'Ss' 100 5 100 3.6 1.4 30 0.0466667 Iron-Fe 0.05 ■■■o'ooa 100 0.8 b.oo?' 100 0.7 0.1 30 0.0033333 Lead-Pb <0.01 '■■■o'O65 100 6.5 b"o^57 100 5.7 0.8 30 0.0266667 Magnesium-Mg 0.03 ■"0.009 100 0.9 "oJoos 100 0.5 0.4 30 0.0133333 Manganese-Mn 0.01 o 100 100 30 Mercury-Hg <0.01 H 0 100 0 -0.001 100 -0.1 0.1 30 0.0033333 Nickel-NI <0.01 j 0.098 100 9.8 ■oSsT 100 9.1 0.7 30 0.0233333 Potassium-K 0.02 I—i ]“"0.032 100 3.2 -o.'o'oi' 100 -0.1 3.3 30 0.11 Selenium-Se 0.11 s o '■■"-■ojDOI 100 -0.1 ■-O.^O^62 100 -0.2 0.1 <0.01 30 0.0033333 Silver-Ag o o ! Tjoe 100 170.6 "1417 100 141.7 28.9 30 0.9633333 Sodium-Na 0.96 I o i""0.007 100 0.7 100 -0.1 0.8 30 0.0266667 Thallium-TI 0.03 o i■■■■b'.b28 100 2.8 ■q^ 100 3.1 -0.3 30 -0.01 Zinc-Zn <0.01 CO CO LABTD #01100376-004

NYCDEP - BERRY & NORTH BROOKLYN r-l CH CC/MVr'nCD_N A AT/^<n^ nr>O-7C x/lo

NYC-WTC_000220505