NYC-WTC_000210754

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES, INC- NYCDEP - WTC 631-467-8477 5-BORO SAMPLING METALS IN AIR [CALCULATION FOR OSHAID121/125G- METALS IN AIR VIA CASSETTE FILTER (37MM M1LLIPORE) & MOBILE VACUUM PUMPS J jA= Concentration of Analyte in sample solution (pg/ml) or (mg/L) I jB^Conccntration of Blank in sample solution (|Xg/ml) or (mg/L) jSSVa Sample Solution Volume ASSV- Analyte conccntration x Sample Solution Volume AR= (A X SSV) - (B X BSV) I 'BSV=Blank Sample Volume BBSV“Blank concentration x Blank Sample Volume AV I !rAB= Reagent Blank Concentration (|ig/ml) or (mg/L) !rABSV=< Reagent Blank Sample Volume I !d- DUution Factor (NONE) I Ino gravimetic factors For the Trip Blank Analytical Value: AR= (B X BSV) - (RAB X RABSV) I IAV“ Air Volume Sampled IAR=Analytical Result AV I _________________

0.11 100 11 0.086 100 8.6 2.4 30 0.08 Aluminum- Al 0.08 ■“■61)73“" 100 7.3 '“0.058 100 5.8 1.5 30 0.05 Antimorry-Sb 0.05 ■”-b?o6’3"' 100 -0.3 "-0.005 100 -0.5 0.2 30 0.0066667 Arsenic-As <0.01 100 0.3 ■‘0.063 100 0.3 0 30 0 Barium-Ba <0.01 0 100 0 ......... ‘6 100 0 0 30 0 Beryllium-Be <0.01 ''"6‘.66i“" 100 0.1 "o.‘o'6i' 100 0.1 0 30 0 Cadmium-Cd <0.01 ■■"0.417"" ■"O‘.‘4‘22 100 41.7 100 42.2 -0.5 30 -0.0166667 Calcium-Ca <0.01 ■■■6"o‘66"' 100 0.6 '‘o.’oo? 100 0.7 -0.1 30 -0.0033333 Chromium-Cr <0.01 “■6"o‘69"" 100 0.9 "O.~O'6'9~ 100 0.9 0 30 0 Copper-Cu <0.01 '"6'639”" 100 3.9 ■“O.T64 100 10.4 16^ 30 -0.2166667 Iron-Fe <0.01 '"o'o'ot"" 100 0.7 ■‘o.boe 100 0.6 0.1 30 0.0033333 Lead-Pb <0.01 100 6.7 ‘"0,077 100 7.7 -1 30 -0.0333333 Magnesium-Mg <0.01 0.042 100 4.2 ■“0.039 100 3.9 0.3 30 0.01 Manganese-Mn 0.01 I I' 100 100 30 Mercury-Hg <0.01 o 1.I H 1 0 100 0 -0.001 100 -0.1 0.1 30 0.0033333 Nickel-NI <0.01 K I 0.156 100 15.6 100 14.8 0.8 30 0.0266667 Potassium-K 0.03 to s aoiV 100 1.1 0.001 100 0.1 1 30 0.0333333 Selenium-Se 0.03 O ""6‘.‘o‘6i‘ 100 0.1 "o.'o'oT 100 0.1 0 30 0 Silver-Ag <0.01 o ““i'.999 100 199.9 '““zi's’ 100 215 -15.1 30 -0.5033333 Sodium-Na <0.01 o Io “■“-b'.'or 100 -1 100 -1.1 0.1 30 0.0033333 Thallium-TI <0.01 o to 6'016 100 1.6 100 1.6 0 30 0 Zinc-Zn <0.01 co cn PED ID #01100027-005 o co co cn NYCDEP -ATLANTIC AV & SMITH STR. BROOKLYN c:AIEM FILFS/NYGDFP-HAZMAT/mniinnn?? y|s

NYC-WTC_000210763