NYC-WTC_000210754

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 VIA CASSETTE HLTER (37MM MILUPORE) & MOBILE VACUUM PUMPS {| JA- Concentration of Analyte in sample solution (ng/ml) or (mg/L) I ■B=Conccntration of Blank in sample solution (pg/ml) or (mg/L) j SSV- Sample Solution Volume ASSV> Analyte concentration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I •BSV=Blaok Sample Volume BBSV=BIank concentration x Blank Sample Volume AV I ! RAB= Reagent Blank Concentration (|xg/ml) or (mg/L) ! RABSV- Reagent Blank Sample Volume I ■d- Dilution Factor (NONE) I Ino gravimetic factors For the Trip Blank Analytical Value: AR= (B X BSV) - (RAB X RABSV) I IAV= Air Volume Sampled lAR-Analytical Result AV I lAj^-Analyticd Rep^rt^lc_Rewltjn __________________ _

“(rng?!. Si 0.078 100 7.8 0.086 100 8.6 -0.8 30 -0.0266667 Aluminum- Al <0.01 ■

1 ■d279‘ 100 27.9 ■0.058 100 5.8 22.1 30 0.7366667 Antimony-Sb 0.74 I. !I o’dia" 100 7.2 -0.005 100 -0.5 7.7 30 0.2566667 Arsenic-As 0.26 i 'bTobs' 100 0.3 '■"0.003 100 0.3 0 30 0 Barium-Ba <0.01 .. abba’ 100 0.2 100 0 0.2 30 0.0066667 Beryllium-Be <0.01 I I 'd-bbs" 100 0.3 ■■■ o.'do'i' 100 0.1 0.2 30 0.0066667 Cadmium-Cd <0.01 I ‘d."4‘93" 100 49.3 d.^422 100 42.2 7.1 30 0.2366667 Calcium-Ca 0.24 o'dis’ 100 1.3 0"d67 100 0.7 0.6 30 0.02 Chromium-Cr 0.02 ’d'did' 100 1.9 ■■"b.dog 100 0.9 1 30 0.0333333 Copper-Cu 0.03 ! ’0.055" 100 5.5 d.io^ 100 10.4 30 -0.1633333 Iron-Fe <0.01 o'b'ie" 100 1.6 ■"■d.obe 100 0.6 1 30 0.0333333 Lead-Pb 0.03 'd.b'73" 100 7.3 ■"■b"o77 100 7.7 -0.4 30 -0.0133333 Magnesium-Mg <0.01 O’b32‘ 100 3.2 ■■■■b"d39 100 3.9 -0.7 30 -0.0233333 Mangatifese-Mn <0.01 100 100 30 Mercury-Hg <0.01 o H 0.002 100 0.2 “"■-0.061 100 -0.1 0.3 30 0.01 Nickel-NI 0.01 K ■■■0.T27"’ 100 12.7 0.T48 100 14.8 -2.1 30 -0.07 Potassium-K <0.01 I I. to '"o.oig"' 0.00'1' 7.8 30 I o I "0.063 j 2.358 100 100 100 7.9 0.3 235.8 0.601 2?i5 100 100 100 0.1 0.1 215 0.2 20.8 0.26 Selenium-Se 30 0.0066667 Silver-Ag 30 0.6933333 Sodium-Na 0.26 <0.01 0.7 Io o i"'~-~d?bbT" 100 -0.1 ""-b.dii' 100 -1.1 1 30 0.0333333 Thallium-TI 0.03 o !■"■b■.■d2i■" 100 2.1 6"di6 100 1.6 0.5 30 0.0166667 Zinc-Zn 0.02 CO on ' PED Td #01100027-001 o co NYCDEP-BROADWAY & 31 ST QUEENS A-/ IC:^^ Fil F9/^IVCnFD.I-lfl7^4AT/mn1 innn07 vic

NYC-WTC_000210755