GCMS Method 525.2 reference standard results, Jan 2002

NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

Data Kile : C:\MSDCHEM\l\DATA\012502A\REF0111D.D Vial: 26 Acq On : 26 Jan 2002 9:25 am Operator: McLean Sample : REINJ REF DUPE Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.p Quant Time: Jan 28 12:27:43 2002 Quant Results File: 012402B.RES

Quant Method : C:\MSDCHEM\l\5973N\012402B.M (RTE Integrator) Title : Quantitation For Method 525.2 Last Update : Fri Jan 25 11:19:14 2002 Response via : Initial Calibration DataAcq Meth : 012402DF

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) Acenaphthene-diO 17.96 164 13149565 5.00 ug/L 0.00 9) Phenanthrene D-10 22.27 188 18127533 5.00 ug/L 0.00 20) Chrysene D-12 30.03 240 13206473 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,3-Dimethyl-2-nitrobenzen 12.89 134 3434134 5.10 ug/L 0.00 Spiked Amount 5.000 Recovery = 102.00% 19) Triphenyl Phosphate 29.32 326 3264267 5.98 ug/L 0.00 Spiked Amount 5.000 Recovery = 119.60% 21) Perylene D-12 34.02 264 8793023 4.69 ug/L 0.00 Spiked Amount 5.000 Recovery = 93.80%

Target Compounds Qvalue 0 3) Hexachlorocyclopentadiene 15.47 237 1476369 4.43 ug/L 98 4) Hexachlorobenzene 21.14 284 3373986 4.37 ug/L 98 5) EPTC 15.95 128 6345708 5.39 ug/L 97 6) 2,6-Dinitrotoluene 17.53 165 1981089 3.83 ug/L 99 7) 2,4-Dinitotoluene 18.68 165 2197448 3.74 ug/L 94 8) Molinate 18.85 126 9362209 5.78 ug/L 93 10) Simazine 21.70 201 2316482 4.50 ug/L 96 11) Atrazine 21.81 200 3954820 5.09 ug/L 98 12) Alachlor 23.67 160 3914819 5.27 ug/L 97 13) Terbacil 22.65 161 4891714m 6.41 ug/L 14) Acetochlor 23.46 146 2700872 5.21 ug/L 90 15) Metribuzin 23.48 198 2555347 3.3% ug/L 97 16) Metolachlor 24.58 162 12003709 5.42 ug/L 100 17) Butachlor 26.41 160 3577389 5.16 ug/L 78 18) 4,4'-DDE 27.04 246 3200000 4.42 ug/L 100 22) Bis (2-Ethylhexyl) adipate 29.26 129 8435010 5.47 ug/L 100 23) Bis (2-Ethylhexyl) phthala 30.69 149 17097411 (6.83 ug/L 98 24) Benzo (a) pyrene 33.87 252 10051423 4.16 ug/L 97

6 119

(#) = qualifier out of range (m) = manual integration REF0111D.D 012402B.M Mon Jan 28 12:28:44 2002 Page 1

NYC-WTC_000058155