GCMS analysis comments for sample AD28677, Dec 2001

Machine-extracted title · confidence 100%

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”

Page image

OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\1\DATA\DEC04 01\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 16 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 3

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

43.98 1.69 ug/1 292536 Perylene-dl2 37.13 / . Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Trisiloxane, A,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 32 2 Mercaptoacetic acid, bis (trimethyls 236 C8H20O2SSi2 006398-62-5 12 3 1,2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 12 4 3,6-Dioxa/2, 4,5,7 - tetrasilaoctane, 294 C10H30Q2Si4 004342-25-0 12 Abundance Scan 4241 (43.975 min): 28677.D (-) m/ z 73.00 100.00% 7 147 ’ 221

5000 281 355 429 T rr 45 , 119 193 43.60 43.80 44.00 44.20 44.40 miz-> 42534 44 327 .................................................... - TTTTTTTTHT mmnmmmp 1 1 40 60 80 100120140160180 200 220 240 260 280 300 320 340 360 380 400 420 401 1 m/z 146.95 78.58% Abundance #74103: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147 .. .................. 5000 . f ---MAC -- ------ 281 43.60 43.80 44.00 44.20 44.40 45 369 m/z 220.9,5 72.53%

. A t......... 117..... .................207 249 ,......... - ............. t........ — miz-> 40 60 80 100 120 140 160180200220240260280300320340360380400420 ' Abundance #30949, Morcaptoscetic acid, bisttrimethylsilyl) 73 147 43.60 43.80 44.00 44.20 44.40 5000 m/z 281.00 38.47% 221 45 104 | 193 ________ m/z-> 40 60 80 100120140160180200220240260280300320340360380400420 1 Abundance #72973: 1,2-Benzenedicarboxylic acid, bis(trimethylsilyl) e 147 43.60 43.80 44.00 44.20 44.40 73 m/z 207.00 28.18% 5000 WWd Aary 45 295 J miz- ml .. 11 94++1.+183 21. , , ......... 119 40 60 80 100120140160180200220240260280300320340360380400420 ! 43.60 43.80 44.00 44.20 44.40

28677.D GCMS1126.M Fri Dec 07 15:13:00 2001 Page 16

NYC-WTC_000035192

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000035192Source: NYC Law Department, mirrored locally

Related records

Browse subjects →

Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.

Same-box records

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.

1 shared topics · Same agency, volume and box · similarity 0.997