BQS Organic Blind Sample Program
False Positives & False Negatives
PHTHALAZINONE
Method: 2437 Testid: 68675LCM60

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The SGPlot Procedure

Updated 03/25/2016

False Positive & Negative Listing for PHTHALAZINONE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20141910245 Abs 042914: 30 µl & Abs 042814Pest3: 30 µl 6 07/19/14 < 10 24.06
  20143300050 Abs 042914: 30 µl & ChemService 2598800: 30 µl 6 12/02/14 < 6 24.06
  20150990083 ChemService 2598800: 15 µl & Abs 042914: 15 µl 6 04/15/15 < 10 12.03
False Positive 20141290002 ChemService 2598800: 15 µl & ChemService 2609400: 15 µl 6 05/17/14 . 12 0
  20141640081 ChemService 2598800: 30 µl & ChemService 2609400: 30 µl 6 06/26/14 . 41.5 0
  20142130132 Abs 042314: 15 µl & ERA 0321-14-07: 15 µl 6 08/16/14 E 10.6 0
  20142270006 Abs 042814Pest3: 15 µl & Abs 042314: 15 µl 6 08/20/14 . 4.96 0
  20142340168 ChemService 2609400: 30 µl & ERA 0321-14-07: 30 µl 6 09/04/14 . 43.1 0
  20142470035 ChemService 2609400: 15 µl & ERA 0321-14-07: 15 µl 6 09/10/14 . 39.3 0
  20142620041 Abs 042814Pest3: 15 µl & ChemService 2609400: 15 µl 6 09/23/14 . 38.7 0
  20143180048 Abs 042814Pest3: 30 µl & ChemService 2609400: 30 µl 6 11/18/14 . 87.5 0
  20143370093 ChemService 2598800: 30 µl & Abs 042314: 30 µl 6 12/16/14 . 32.4 0
  20150930002 Abs 042814Pest3: 15 µl & ChemService 2609400: 15 µl 6 04/08/15 . 56.2 0
  20151820108 ChemService 3880000: 20 µl & ChemService 3995200: 20 µl & ChemService 3880100: 2 6 07/15/15 E 42.7 0
  20152190004 ChemService 3995200: 20 µl & ChemService 3880100: 20 µl & ERA 0406-15-06: 20 µl 6 08/12/15 . 64.2 0
  20152190005 ChemService 3995200: 20 µl & ChemService 3880100: 20 µl & ERA 0406-15-06: 20 µl 6 08/12/15 . 54.8 0
  20152190006 ChemService 3995200: 20 µl & ChemService 3880100: 20 µl & ERA 0406-15-06: 20 µl 6 08/12/15 . 66.6 0

Updated 03/25/2016