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Quality control analysis sample AD24488, November 2001

Machine-extracted title · confidence 75%

Laboratory quality control analysis for sample AD24488 measuring DFTPP, endrin, and DDT with DFTPP meeting pass criteria.

NYC-WTC_000028772–000028784

Folder label: “525 X 10/19/01 10/22/01 AN 11/3 - 11/5/01

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1 o “0 C O O o o Nass List File: C:\DFTB1103 Date: Nov-04-1991 03:36:07 o o Comment: BOHLKi METHOD 525; INST 204; 11/03/01; DFTPP “0 N 03 O Scan No: 1104 Retention Time: 18:24 RIC: 6285689 Nass Range: 47 - 444 — 0 # Peaks: 156 Nass of Base Peak: 442 Int: 1116319 Threshold: 0 7. U o O C Nass Intensity % Base Nass Intensity % Base Nass Intensity % Base 3 0 D

185 12,847 1.15 229 5,902 0.53 315 7,638 0.68 186 69,097 6.19 240 2,430 0.22 316 4,166 0.37 187 16,319 1.46 242 3,472 0.31 323 19,791 1.77 189 4,861 0.44 244 43,750 3.92 324 4,513 0.40 196 8,680 0.78 245 3,819 0.34 334 14,930 1.34 197 5,555 0.50 246 10,763 0.96 335 5,902 0.53 198 597,916 53.56 249 3,472 0.31 346 3,819 0.34 199 37,152 3.33 255 394,097 35.30 352 5,555 0.50 203 4,513 0.40 256 57,291 5.13 353 6,250 0.56 204 21,180 1.90 257 3,125 0.28 354 10,416 0.93 205 22,569 2.02 258 20,138 1.80 355 3,125 0.28 206 106,944 9.58 259 3,472 0.31 365 49,305 4.42 207 15,972 1.43 265 7,986 0.72 366 6,597 0.59 208 3,472 0.31 273 10,763 0.96 372 10,416 0.93 211 5,208 0.47 274 45,833 4.11 383 4,166 0.37 217 31,250 2.80 275 224,652 20.12 402 3,472 0.31 218 4,166 0.37 276 28,819 2.58 403 6,597 0.59 221 6,944 0.62 277 20,138 1.80 421 5,208 0.47 222 3,472 0.31 278 2,777 0.25 422 7,638 0.68 223 5,902 0.53 285 3,125 0.28 423 54,861 4.91 224 61,458 5.51 293 6,250 0.56 424 10,416 0.93 225 17,361 1.56 296 41,319 3.70 441 160,069 14.34 226 3,125 0.28 297 6,944 0.62 442 1,116,319 100.00 227 30,555 2.74 303 5,208 0.47 443 195,486 17.511 228 4,166 0.37 314 3,472 0.31 444 18,750 1.68

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NYC-WTC_000028777Source: NYC Law Department, mirrored locally

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