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<br />S U R R O G A T E R E C O V E R I E S R E P O R T
<br />Job Number.: 962453 Report Date: 09/28/96
<br />CUSTOMER: Greys tone PROJECT: 484-03 ATTN: Ray Faciski
<br />CORE LABORATORIES
<br />
<br />Surroga to Units
<br />r
<br />14,4'-Dich lorobi phenyl ug/L
<br />Lab ID Matrix OC Type DiLuti on Result
<br />MB 10 112.99
<br />962453-1 10 125.85
<br />962453-2 10 109.23
<br />True Value
<br />1002
<br />1002
<br />1002
<br />Percent Recovery Flag Date Time
<br />113 09/18/96 0204
<br />126 09/18/96 1502
<br />109 09/18/96 1600
<br />Method .............: EPA 625 Batch..............: 13512
<br />Method Code........: 625 Analyst ............: mLa
<br />Surrogate Units
<br />2,4,6-Tribromoph enol ug/L
<br />Lab ID Matrix OC Type Dilution Result
<br /> MB 1.00 80.69
<br />962453-1 1.00 62.97
<br />962453-2 1.00 67.43
<br />Surrogate Units
<br />2-Fluorobi phenyl ug/L
<br />Lab ID Matrix OL Type Dilution Result
<br /> MB 1.00 36.20
<br />962453-1 1.00 28.55
<br />962453-2 1.00 33.14
<br />Surrogate Units
<br />2-f luorophenoL ug/L
<br />Lab ID Matrix OC Type Dilution Result
<br /> MB 1.00 38.54
<br />962453-1 1.00 28.62
<br />962453-2 1.00 35.90
<br />
<br />100.01
<br />100.01
<br />
<br />50.01
<br />50.01
<br />True Value
<br />100.00
<br />100.00
<br />100.00
<br />Percent Recovery Ftag Date Time
<br />81 09/21/96 0114
<br />63 09/21/96 0312
<br />67 09/21/96 0511
<br />Percent Recovery Flag Date Time
<br />72 09/21/96 0114
<br />57 09/21/96 0312
<br />bb 09/21/96 0571
<br />Percent Recovery Flag Date Time
<br />39 09/21/96 0114
<br />29 09/21/96 0312
<br />36 09/21/96 0511
<br />Page 34
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