Organic Blind Sample Program
False Positives & False Negatives
CHLORPYRIFOS
Method: 2447 Testid: 65072LCM60
Link to Individual Chart

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 newdate = 08/15/22 
 falseneg = -0.01  newdate = 11/13/21 
 falseneg = -0.01  newdate = 09/29/22 
 CENC_VAL = 4.753  newdate = 09/20/22 
 CENC_VAL = 6.903  newdate = 07/24/22 
 CENC_VAL = 15.764  newdate = 06/29/22 
 CENC_VAL = 11.158  newdate = 03/31/22 
 CENC_VAL = 22.709  newdate = 03/31/22 
 CENC_VAL = 13.899  newdate = 02/06/22 
 CENC_VAL = 10.543  newdate = 02/05/22 
 CENC_VAL = 17.421  newdate = 12/15/21 
 CENC_VAL = 22.058  newdate = 12/15/21 
 CENC_VAL = 6.493  newdate = 12/07/21 
 CENC_VAL = 11.841  newdate = 11/23/21 
 CENC_VAL = 35.447  newdate = 11/17/21 
 CENC_VAL = 13.059  newdate = 11/03/21 
 CENC_VAL = 21.305  newdate = 04/14/21 
 CENC_VAL = 5.374  newdate = 03/31/21 
 CENC_VAL = 10.612  newdate = 02/10/21 
 CENC_VAL = 5.407  newdate = 02/10/21 
 CENC_VAL = 5.932  newdate = 01/30/21 
 CENC_VAL = 23.844  newdate = 01/30/21 
 CENC_VAL = 20.288  newdate = 01/30/21 
 CENC_VAL = 13.078  newdate = 12/22/20 
 CENC_VAL = 7.797  newdate = 12/15/20 
 CENC_VAL = 18.297  newdate = 11/18/20 
 CENC_VAL = 9.089  newdate = 11/05/20 
 CENC_VAL = 21.715  newdate = 11/03/20 
 CENC_VAL = 7.982  newdate = 10/14/20 
 CENC_VAL = 7.094  newdate = 09/23/20 
 CENC_VAL = 33.876  newdate = 09/23/20 
 CENC_VAL = 41.755  newdate = 09/17/20 
 CENC_VAL = 17.700  newdate = 09/04/20 
 CENC_VAL = 45.280  newdate = 09/02/20 
 CENC_VAL = 16.499  newdate = 08/15/20 
 CENC_VAL = 7.900  newdate = 07/31/20 
 CENC_VAL = 10.000  newdate = 07/21/20 
 CENC_VAL = 20.991  newdate = 07/07/20 
 CENC_VAL = 37.027  newdate = 06/30/20 
 CENC_VAL = 6.998  newdate = 06/17/20 
 CENC_VAL = 7.117  newdate = 06/05/20 
 CENC_VAL = 42.266  newdate = 05/19/20 
 CENC_VAL = 16.445  newdate = 09/29/22 
 REPORTING LEVEL = 3  newdate = 09/20/22 
 REPORTING LEVEL = 3  newdate = 09/20/22 
 REPORTING LEVEL = 3  newdate = 08/15/22 
 REPORTING LEVEL = 3  newdate = 08/15/22 
 REPORTING LEVEL = 3  newdate = 07/24/22 
 REPORTING LEVEL = 3  newdate = 07/24/22 
 REPORTING LEVEL = 3  newdate = 06/29/22 
 REPORTING LEVEL = 3  newdate = 06/29/22 
 REPORTING LEVEL = 3  newdate = 03/31/22 
 REPORTING LEVEL = 3  newdate = 03/31/22 
 REPORTING LEVEL = 3  newdate = 03/31/22 
 REPORTING LEVEL = 3  newdate = 03/31/22 
 REPORTING LEVEL = 3  newdate = 02/06/22 
 REPORTING LEVEL = 3  newdate = 02/06/22 
 REPORTING LEVEL = 3  newdate = 02/05/22 
 REPORTING LEVEL = 3  newdate = 02/05/22 
 REPORTING LEVEL = 3  newdate = 12/15/21 
 REPORTING LEVEL = 3  newdate = 12/15/21 
 REPORTING LEVEL = 3  newdate = 12/15/21 
 REPORTING LEVEL = 3  newdate = 12/15/21 
 REPORTING LEVEL = 3  newdate = 12/07/21 
 REPORTING LEVEL = 3  newdate = 12/07/21 
 REPORTING LEVEL = 3  newdate = 11/23/21 
 REPORTING LEVEL = 3  newdate = 11/23/21 
 REPORTING LEVEL = 3  newdate = 11/17/21 
 REPORTING LEVEL = 3  newdate = 11/17/21 
 REPORTING LEVEL = 3  newdate = 11/13/21 
 REPORTING LEVEL = 3  newdate = 11/13/21 
 REPORTING LEVEL = 3  newdate = 11/03/21 
 REPORTING LEVEL = 3  newdate = 11/03/21 
 REPORTING LEVEL = 3  newdate = 04/14/21 
 REPORTING LEVEL = 3  newdate = 04/14/21 
 REPORTING LEVEL = 3  newdate = 03/31/21 
 REPORTING LEVEL = 3  newdate = 03/31/21 
 REPORTING LEVEL = 3  newdate = 02/10/21 
 REPORTING LEVEL = 3  newdate = 02/10/21 
 REPORTING LEVEL = 3  newdate = 02/10/21 
 REPORTING LEVEL = 3  newdate = 02/10/21 
 REPORTING LEVEL = 3  newdate = 01/30/21 
 REPORTING LEVEL = 3  newdate = 01/30/21 
 REPORTING LEVEL = 3  newdate = 01/30/21 
 REPORTING LEVEL = 3  newdate = 01/30/21 
 REPORTING LEVEL = 3  newdate = 01/30/21 
 REPORTING LEVEL = 3  newdate = 01/30/21 
 REPORTING LEVEL = 3  newdate = 12/22/20 
 REPORTING LEVEL = 3  newdate = 12/22/20 
 REPORTING LEVEL = 3  newdate = 12/15/20 
 REPORTING LEVEL = 3  newdate = 12/15/20 
 REPORTING LEVEL = 3  newdate = 11/18/20 
 REPORTING LEVEL = 3  newdate = 11/18/20 
 REPORTING LEVEL = 3  newdate = 11/05/20 
 REPORTING LEVEL = 3  newdate = 11/05/20 
 REPORTING LEVEL = 3  newdate = 11/03/20 
 REPORTING LEVEL = 3  newdate = 11/03/20 
 REPORTING LEVEL = 3  newdate = 10/14/20 
 REPORTING LEVEL = 3  newdate = 10/14/20 
 REPORTING LEVEL = 3  newdate = 09/23/20 
 REPORTING LEVEL = 3  newdate = 09/23/20 
 REPORTING LEVEL = 3  newdate = 09/23/20 
 REPORTING LEVEL = 3  newdate = 09/23/20 
 REPORTING LEVEL = 3  newdate = 09/17/20 
 REPORTING LEVEL = 3  newdate = 09/17/20 
 REPORTING LEVEL = 3  newdate = 09/04/20 
 REPORTING LEVEL = 3  newdate = 09/04/20 
 REPORTING LEVEL = 3  newdate = 09/02/20 
 REPORTING LEVEL = 3  newdate = 09/02/20 
 REPORTING LEVEL = 3  newdate = 08/15/20 
 REPORTING LEVEL = 3  newdate = 08/15/20 
 REPORTING LEVEL = 3  newdate = 07/31/20 
 REPORTING LEVEL = 3  newdate = 07/31/20 
 REPORTING LEVEL = 3  newdate = 07/21/20 
 REPORTING LEVEL = 3  newdate = 07/21/20 
 REPORTING LEVEL = 3  newdate = 07/07/20 
 REPORTING LEVEL = 3  newdate = 07/07/20 
 REPORTING LEVEL = 3  newdate = 06/30/20 
 REPORTING LEVEL = 3  newdate = 06/30/20 
 REPORTING LEVEL = 3  newdate = 06/17/20 
 REPORTING LEVEL = 3  newdate = 06/17/20 
 REPORTING LEVEL = 3  newdate = 06/05/20 
 REPORTING LEVEL = 3  newdate = 06/05/20 
 REPORTING LEVEL = 3  newdate = 05/19/20 
 REPORTING LEVEL = 3
The SGPlot Procedure

False Positive & Negative Listing for CHLORPYRIFOS

Status Lab ID Spike Mix Specific Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20213060210 ChemService 12373100: 20 µl & ChemService 12377000: 20 µl 12373100 3 11/13/21 < 3 7.48
  20222150193 Spex Organics NA220629010: 80 µl NA220629010 3 08/15/22 < 14.802 29.84

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Charts generated: 03/29/2023