Dioxin wipe analysis results, Oct 2001

NYC 9/11 Public Portal Document

EMTEQUE CORPORATION

Client Sainple ID.- D-8-10

Trace Level Organic Compounds

Lot-Sarople : G1J270136-016 work Order #. . . -- EMX3E1AA Matrix : WIPE Date San^jled.. . : 10/26/01 Date Received..: 10/27/01 Prep Date : 10/27/01 Analysis Date..: 10/29/01 Prep Batch. 1300162 Dilution Factor: 1

DETECTION PARAMETER__________ RESULT LIMIT ■ MNITS METHOD 2,3,7,8-TCDD HD 5,0 PS SW846 8290 Total TCDD 440 PS SW846 8290 1, 2,3,7,8-PeCDD HD 13 PS SW846 8290 Total PeCDD 700 PS SW846 8290 1,2,3,4,7,8-HxCDD HD 15 PS SW846 8290 1,2,3,6,7,8-HxCDD HD 25 PS SW846 8290 1,2,3,7,8,9-HxCDD ND 30 PS SW846 8290 Total HxCDD 710 PS SW846 8290 l,2,3,4,G,7,8-HpGDD 75 J PS SW846 8290 Total HpCDD 180 PS SW846 8290 OCDD 160 J PS SW846 8290 2,3.7,8-TCDF 11 J,CON PS SW846 8290 Total TGDF 330 PS SW846 8290 1,2,3,7,8-PeCDP ND 22 PS SW846 8290 2,3,4,7,8-PeCDF ND 38 PS SW846 8290 Total PeCDF 210 PS Sn846 8290 1,2,3,4,7,8-HxCDF ND 36 PS SW846 8290 1,2,3,6,7,8-HxCDF ND 20 PS SW846 8290 2,3,4,6,7,8-HxCDF ND 17 PS SWB46 8290 1,2,3,7,8,9-HxGDF ND 6.8 PS SW846 8290 Total ExCDP 51 PS SW846 8290 1,2,3,4,6,7,8-HpCDF 55 J PS SW846 8290 1,2,3,4,7,8,9-HpGDP HD 8.1 PS SW846 8290 Total EpCDF 55 PS SW846 8290 OCDF ND 20 PS SW846 8290

PERCENT RECOVERY IHTERMAL STANDARDS RECOVERY LIMITS 13G-2,3,7,S-TGDD 90 (40 - 135) 13C-1,2,3/7,8-peGDD 85 (40 - 135) 130-1,2,3,6,7,8-HxCDD 89 (4 0 - 135) 13G-1,2,3,4,6,7,8-HpCDD 86 (40 - 135) 13C-OCDD 84 (40 - 135) 13C-2,3,7,8-rCDF 82 (40 - 135) 130-1,2,3,7,8-PeODF 72 (40 - 135) 130-1,2,3,4,7,8-HxCDF 90 (40 - 135) 130-1,2,3,4,6,7,8-HpCDF 80 (40 - 135)

NOTE(S): J Eaimaied result. Result is less than the teponing litnii. CON Confirmation analysis.

PT? . - 5600 31 of 51

CITY_21 MCI 00_014596941 NYC-WTC_000177347