BQS Organic Blind Sample Program
False Positives & False Negatives
ANTHRACENE
Method: 1433 Testid: 34221GCM37

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The SGPlot Procedure

Updated 08/31/2015

False Positive & Negative Listing for ANTHRACENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20090210032 Protocol D1080815007: 40 µl 0.04 01/29/09 < 0.04 1.153926
  20140730137 Spex Organics T1130531001: 20 µl & Supelco LB99396: 20 µl 0.01 05/09/14 < 0.01 0.034
False Positive 20110770002 Ultra CG-2301: 20 µl 0.01 04/06/11 . 0.09 0
  20112170171 Ultra CG-2301: 50 µl 0.01 08/26/11 . 0.19 0

Updated 08/31/2015