BQS Organic Blind Sample Program
False Positives & False Negatives
3-BETA-COPROSTANOL
Schedule: 4434 Testid: 64532GM005

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The SGPlot Procedure

Updated 10/08/2014

False Positive & Negative Listing for 3-BETA-COPROSTANOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20131370002 Supelco LB99393: 20 µl & Spex Organics T1130423008: 20 µl 200 06/04/13 < 200 349.8947
  20131580025 ERA 0415-13-01.1A: 20 µl & Spex Organics T1130423008: 20 µl 200 06/27/13 < 200 349.8947
  20133260007 Abs 050813: 20 µl & Abs 071513: 20 µl 200 03/03/14 < 200 350.7731
False Positive 20080080064 Abs 083107H: 50 µl 2000 08/20/08 . 12780 0
  20080640004 Abs 083107H: 50 µl 2000 12/02/08 E 178 0
  20080870099 Supelco LB51755: 50 µl 2000 12/02/08 E 328 0
  20082260239 Supelco LB51755: 50 µl 2000 11/10/08 E 20200 0

Updated 10/08/2014