GC/MS results for unknown compounds and surrogates, sample AE10901, May

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Laboratory report showing GC/MS analysis of sample AE10901 with surrogate recovery data for 2,4-DDD.

NYC-WTC_000023871–000023886

Folder label: “GCMS X 5/10/02 A 5/14/02”

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NYC 9/11 Public Portal Document ULDL CL X OEdLti tompOulU RCDOL

Data File : C:\MSDCHEM\l\DATA\051402\10901.D Vial: 8 Acq On : 14 May 2002 7:12 pm Operator: Mclean Sample : 5/10 kb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ******************************** * * * * * ******************************** Peak Number 5 Benzene, 1,2,3,5-tetrachlor... Concentration Rank 11

R.T. EstConc Area Relative to ISTD R.T. 21.40 0.20 ug/L 238617 Phenanthranerie-dl0 22.95

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,2,3,5-tetrachloro-4,6... 242 C8H6C14 000877-09-8 98 2 2,3,6-Trichlorobenzoyl chloride 242 C7H2C140 004093-17-8 3 Benzoic acid, 2,4,6-trichloro- 224 C7H3C1302 000050-43-1 4 Benzene, 1,3,5-trichloro-2-(1-me... 222 C9H9C13 054965-70-7 37 Abundance Scan 3118 (21.399 min): 10901 .D (-3111) (-) m/z 206.90 100.00% 207 244 5000 136 51 75 86 102 172 229

m/z-> O' i ■ ' ' ' i ‘ 20 40 I il l.. 60 80 ' I ' ' 1 ' I ' ' 100 120 140 160 180 200 i ■ • ■ 1 i ' ' ■ i ■ ■ ■ ' i ■ LU 220 240 21.00 21.20 21.40 21.60 21.80 m/ z 208.90 99.31%

Abundance #84890: Benzene, 1,2,3,5-tetrachloro-4,6-dimethyl- 207 244 5000 . ................... 1, 136 21.00 21.20 21.40 21.60 21.80 m/z 243.90 61.81% 51 74 85 99 171

m/z-> OT I I ! I 20 40 “31 11110121 1 | T 60 | k........ | T ’ . s . .■ 80 I , , 157 l ,193,, T*I*h 100 120 140 160 180 200 220 229 „ I" Irr 240 Abundance #84883: 2,3,6-Trichlorobenzoyl chloride 207 ........................ I ' ' ' 112T ■ ■ ■ ■ i ■ ■ ■ ' i ■ ■ 21.00 21.20 21.40 21.60 21.80 5000 m/z 241.90 45.20% 179 74 109 143 244 26 37 54 , 4 [ 26 97 , 120131 .1,155 167. ,191"It 12182294,12 ot--- miz-> 20 40 60 80 100 120 140 160 180 200 220 240 Abundance #84889: Benzoic acid, 2,4,6-trichloro- 207 21.00 21.20 21.40 21.60 21.80 m/z 136.00 41.38% 224 5000 74 109 144 179

miz-> 9K 37 50 61 0 —=4ll 20 40 60 I, —224 "5 |" 1160—4— t80 100 121 133 120 140 160 , 196

180 200 220 । 1 1 240 21.00 21.20 21.40 21.60 21.80

10901.D 050102.M Thu May 16 14:35:41 2002 Page 8

NYC-WTC_000023883

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NYC-WTC_000023883Source: NYC Law Department, mirrored locally

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GC/MS results for unknown compounds and surrogates, sample AE10980, May · Box DEP Box 18

NYC-WTC_000023887

Laboratory report showing GC/MS analysis of sample AE10980 with surrogate recovery data for 2,4-DDD.

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