BQS Organic Blind Sample Program
False Positives & False Negatives
PROMETHAZINE
Method: LC9017 Testid: 67524LCM56

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The SGPlot Procedure

Updated 08/31/2015

False Positive & Negative Listing for PROMETHAZINE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20121040015 ERA 0823-11-05.2: 20 µl 50 05/01/12 < 50 101
  20123420072 Abs 071112: 10 µl & ERA 0507-12-06.2: 10 µl 50 12/14/12 < 50 50.25
  20130320040 ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 50 02/28/13 < 50 50.5
  20131090003 Abs 071112: 20 µl & ERA 0507-12-06.2: 20 µl 50 04/26/13 < 50 100.5
  20131210059 ERA 0823-11-05.2: 40 µl 50 05/03/13 < 50 202
  20132070033 ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 50 08/02/13 < 50 75.75
  20132630004 ERA 0823-11-05.2: 15 µl & Abs 060112: 15 µl 50 10/29/13 < 50 75.75
  20140370080 ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 50 02/20/14 < 50 101

Updated 08/31/2015