NYC-WTC_000205161

NYC 9/11 Public Portal Document

AMBIENT GROUP Dioxins/Furans, IIRGC/HRMS (8290) Client Sample ID: 211909-05D

Lot-Sample G2D190191 - 005 Work Order#-.: EX6VG1AA Matrix—; SOLID Date Sampled-.; 04/18/02 Date Received..; 04/19/02 Instrument: 5D5 Prep Date-....: 04/19/02 A saiyjis Date..: 04/24/02 Units..-.: Pg/g Prep Batch 2109509 Dilution Factor: 1 % Moisture:

DETECTION TEE TEQ LIMIT FACTOR CONCENTRATION PARAMETER RESULT

23,7,8-TCDD 390 1.000 390.000000 1,23,7,8-PeCDD 1200 0.500 600.000000 1,2,3,4,7,8-HxCDD 1200 0.100 120.000000 1,23,6,7,8-HxCDD 2400 0.100 240.000000 1,23,7,8,9-HxCDD 1800 0.100 180.000000 13,3,4,6,7,8-HpCDD 14000 0.010 140.000000 OCDD 27000 0.001 27.000000 2,3,7,8-TCDF 2500 CON 0.100 250.000000 1,2,3,7,8-PcCDF 3500 0.050 180.000000 23,4,7,8-PeCDF 5500 0.500 2,800.000000 1,2,3,4,7,8-HxCDF 6000 0.100 600.000000 l,2,3,6,7,8-:[IxCDF 5400 0.100 540.000000 23,4,6,7,8-HxCDF 5800 0.100 580.000000 1,2,3,7,8,9-HxCDF 440 0.100 44.000000 1,2,3,4,6,7,8-HpCDF 26000 0.010 260.000000 1,23,4,7,8,9-HpCDF 3000 0.010 30.000000 OCDF 23000 0.001 23.000000 Total TEQ Concentration 7,004.000000 PERCENT RECOVERY INTERNAL STANDARDS RECOVERY LIMITS

13C-2,3,7,8-TCDD 62 40 -135 13C-l,2,3.7.8-PeCDD 61 40-135 13C-l,2,3,6,7,8-HxCDD 57 40-135 130-1,2,3,4,6,7,8-HpCDD 76 40-135 13C-OCDD 97 40 -135 13C-2,3,7,8-TCDF 66 40 -135 130-1,2,3,7,8-PeCDF 71 40-135 13C-I,2,3,4,7,8-HxCDF 70 40-135 13C-l,2,3,4,6,7,8-HpCDF 98 40 - 135

Notes: TCP values w cited in US. Environmenal Protection Agency, (1989) Interim procedures for estimating risks associated wift exposures to mixtures ofchlorinated ■*'*“*^^ "P**- Environmental Protection Agency, Risk AsseSt forom, Washington, DC;

CON Confirmation analysis.

SK_Sa!i_TEQ.RFr Rev.O ll/10Z200(

CITY_21MC100_003260143

NYC-WTC_000205161