GCMS analysis comments for sample AD28677, Dec 2001

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Laboratory report noting low recovery rate and TurboVap contamination for sample AD28677.

NYC-WTC_000035171–000035194

Folder label: “GCMS X 11/24/01 A 12/4/01”

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Data File C:\HPCHEM\1\DATA\DEC0401\28677.D Vial: 13 Acq On 5 Dec 2001 12:05 am Operator: 209 GALOS Sample gc/ms 11/24 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Cyclobutane, 1,1-dimethyl-2-oc Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T.

29.43 7.33 ug/1 1598140 Chrysene-dl2 33.03

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclobutane, 1, 1-dimethyl-2-octyl- 196 C14H28 062338-30-1 35 2 Cyclopentanecarboxylic acid, 2-amin 129 C6H11NO2 040482-05-1 35 3 Butyl hexa, ecanoate 312 C20H40O2 000000-00-0 32 4 1-Hexene, / -methyl- 98 C7H14 006094-02-6 27 Abundance Scan2657 (29.434 min): 28677.D (-) m/z 56.00 100.00% 55

5000 43 73 ------ — - i 129 257 239 | 29.20 29.40 29.60 29.80 1 .2711116,1143157171125199213 I. 1 270283 312 m/z—> 20 TP 40 60 80 1 1 If I I I F| i i . । । . । । » p- 100 120 140 160 180 200 220 240 260 280 300 m/z 56.95 47.57% Abundance #21985: Cyclobutane, 1,1-dimethyl-2-octyl- 53

5000 * ' i 'T WA 29.20 29.40 29.60 29.80 27 70 on . m/ z 43.05 40.41% | I 97 111-125 140 168 195 p ■ ■ ‘ p ‘ rP ‘ <11T-1 * । ■'1 ■ 1 ■ ■ *■I■'' ■ 1 •1' • i ■••• । • p • • 1 p1111111 ■ 1 ■1 ■■1■■' ■ । m/z 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300__ Abundance #5212: Cyclopentanecarboxylic acid, 2-amino-. trans- 56 __ LA 29.20 29.40 29.60 29.80 5000 m/z 41.00 39.01%

30 69 82 100 129 1 ( ■ p I • I p I l l p l . . p M . p I I I | I I I I | I 1 I I | I III | P !■ I P I > 1 P 1 i‘" 11111 "i ' m/z-> 20 40 60_ 80 100 120 140 160 180 200 220 240 260 280 300 Abundance #44549: Butyl hexadecanoate - 56 29.20 29.40 29.60 29.80__ m/z 55.00 29.34% 5000 258 240 312 I 1 101116 1 157171165 244 - i • ■ • • i ‘ • I 1 P I I I | I I I I | t t T p /1rp I I I | I II I | M I I | M H | I I i' ■' ■ i ■' " i ■ ■ IT miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 29.20 29.40 29.60 29.80

28677.D GCMS1126.M Fri Dec 07 15:11:45 2001 Page 1

NYC-WTC_000035177

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GCMS analysis comments for sample AD28691, Dec 2001 · Box DEP Box 22

NYC-WTC_000035052

Laboratory report noting low pH and TurboVap contamination with recovery data for sample AD28691.

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