Organic Blind Sample Program
False Positives & False Negatives
DIETHYL_PHTHALATE
Method: 4433 Testid: 34336GCM99
Link to Individual Chart

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newdate = 10/06/16 falseneg = -0.01 newdate = 01/11/18 falsepos = 0.15 newdate = 10/26/17 falsepos = 0.11 newdate = 09/27/17 falsepos = 0.17 newdate = 08/09/16 falsepos = 0.17 newdate = 07/14/16 falsepos = 0.12 newdate = 03/14/18 CENC_VAL = 1.460 newdate = 03/13/18 CENC_VAL = 2.610 newdate = 11/29/17 CENC_VAL = 2.750 newdate = 11/27/17 CENC_VAL = 0.850 newdate = 10/26/17 CENC_VAL = 0.750 newdate = 09/27/17 CENC_VAL = 1.560 newdate = 08/16/17 CENC_VAL = 0.910 newdate = 08/15/17 CENC_VAL = 1.120 newdate = 06/30/17 CENC_VAL = 1.700 newdate = 06/29/17 CENC_VAL = 0.550 newdate = 05/25/17 CENC_VAL = 0.680 newdate = 04/12/17 CENC_VAL = 0.610 newdate = 04/12/17 CENC_VAL = 0.650 newdate = 04/11/17 CENC_VAL = 2.210 newdate = 01/10/17 CENC_VAL = 1.200 newdate = 01/06/17 CENC_VAL = 0.640 newdate = 01/05/17 CENC_VAL = 1.950 newdate = 12/07/16 CENC_VAL = 0.790 newdate = 12/06/16 CENC_VAL = 1.540 newdate = 12/06/16 CENC_VAL = 1.290 newdate = 12/06/16 CENC_VAL = 1.900 newdate = 09/28/16 CENC_VAL = 0.880 newdate = 09/27/16 CENC_VAL = 0.650 newdate = 09/26/16 CENC_VAL = 1.880 newdate = 08/24/16 CENC_VAL = 0.800 newdate = 08/10/16 CENC_VAL = 2.280 newdate = 08/03/16 CENC_VAL = 0.720 newdate = 06/16/16 CENC_VAL = 0.840 newdate = 06/14/16 CENC_VAL = 1.000 newdate = 06/13/16 CENC_VAL = 1.160 newdate = 04/16/16 CENC_VAL = 0.530 newdate = 04/15/16 CENC_VAL = 1.210 newdate = 02/24/16 CENC_VAL = 2.030 newdate = 02/24/16 CENC_VAL = 0.490 newdate = 03/14/18 REPORTING LEVEL = 0.4 newdate = 03/13/18 REPORTING LEVEL = 0.4 newdate = 03/13/18 REPORTING LEVEL = 0.4 newdate = 01/11/18 REPORTING LEVEL = 0.4 newdate = 01/11/18 REPORTING LEVEL = 0.4 newdate = 11/29/17 REPORTING LEVEL = 0.4 newdate = 11/29/17 REPORTING LEVEL = 0.4 newdate = 11/27/17 REPORTING LEVEL = 0.4 newdate = 11/27/17 REPORTING LEVEL = 0.4 newdate = 10/26/17 REPORTING LEVEL = 0.4 newdate = 10/26/17 REPORTING LEVEL = 0.4 newdate = 10/26/17 REPORTING LEVEL = 0.4 newdate = 10/26/17 REPORTING LEVEL = 0.4 newdate = 09/27/17 REPORTING LEVEL = 0.4 newdate = 09/27/17 REPORTING LEVEL = 0.4 newdate = 09/27/17 REPORTING LEVEL = 0.4 newdate = 09/27/17 REPORTING LEVEL = 0.4 newdate = 09/27/17 REPORTING LEVEL = 0.4 newdate = 09/27/17 REPORTING LEVEL = 0.4 newdate = 08/16/17 REPORTING LEVEL = 0.4 newdate = 08/16/17 REPORTING LEVEL = 0.4 newdate = 08/15/17 REPORTING LEVEL = 0.4 newdate = 08/15/17 REPORTING LEVEL = 0.4 newdate = 06/30/17 REPORTING LEVEL = 0.4 newdate = 06/30/17 REPORTING LEVEL = 0.4 newdate = 06/29/17 REPORTING LEVEL = 0.4 newdate = 06/29/17 REPORTING LEVEL = 0.4 newdate = 05/25/17 REPORTING LEVEL = 0.4 newdate = 05/25/17 REPORTING LEVEL = 0.4 newdate = 04/12/17 REPORTING LEVEL = 0.4 newdate = 04/12/17 REPORTING LEVEL = 0.4 newdate = 04/12/17 REPORTING LEVEL = 0.4 newdate = 04/12/17 REPORTING LEVEL = 0.4 newdate = 04/11/17 REPORTING LEVEL = 0.4 newdate = 04/11/17 REPORTING LEVEL = 0.4 newdate = 01/10/17 REPORTING LEVEL = 0.4 newdate = 01/10/17 REPORTING LEVEL = 0.4 newdate = 01/06/17 REPORTING LEVEL = 0.4 newdate = 01/06/17 REPORTING LEVEL = 0.4 newdate = 01/05/17 REPORTING LEVEL = 0.4 newdate = 01/05/17 REPORTING LEVEL = 0.4 newdate = 12/07/16 REPORTING LEVEL = 0.4 newdate = 12/07/16 REPORTING LEVEL = 0.4 newdate = 12/06/16 REPORTING LEVEL = 0.4 newdate = 12/06/16 REPORTING LEVEL = 0.4 newdate = 12/06/16 REPORTING LEVEL = 0.4 newdate = 12/06/16 REPORTING LEVEL = 0.4 newdate = 12/06/16 REPORTING LEVEL = 0.4 newdate = 12/06/16 REPORTING LEVEL = 0.4 newdate = 10/06/16 REPORTING LEVEL = 0.4 newdate = 10/06/16 REPORTING LEVEL = 0.4 newdate = 09/28/16 REPORTING LEVEL = 0.4 newdate = 09/28/16 REPORTING LEVEL = 0.4 newdate = 09/27/16 REPORTING LEVEL = 0.4 newdate = 09/27/16 REPORTING LEVEL = 0.4 newdate = 09/26/16 REPORTING LEVEL = 0.4 newdate = 09/26/16 REPORTING LEVEL = 0.4 newdate = 08/24/16 REPORTING LEVEL = 0.4 newdate = 08/24/16 REPORTING LEVEL = 0.4 newdate = 08/10/16 REPORTING LEVEL = 0.4 newdate = 08/10/16 REPORTING LEVEL = 0.4 newdate = 08/09/16 REPORTING LEVEL = 0.4 newdate = 08/09/16 REPORTING LEVEL = 0.4 newdate = 08/03/16 REPORTING LEVEL = 0.4 newdate = 08/03/16 REPORTING LEVEL = 0.4 newdate = 08/01/16 REPORTING LEVEL = 0.4 newdate = 08/01/16 REPORTING LEVEL = 0.4 newdate = 07/14/16 REPORTING LEVEL = 0.4 newdate = 07/14/16 REPORTING LEVEL = 0.4 newdate = 06/16/16 REPORTING LEVEL = 0.4 newdate = 06/16/16 REPORTING LEVEL = 0.4 newdate = 06/14/16 REPORTING LEVEL = 0.4 newdate = 06/14/16 REPORTING LEVEL = 0.4 newdate = 06/13/16 REPORTING LEVEL = 0.4 newdate = 06/13/16 REPORTING LEVEL = 0.4 newdate = 04/16/16 REPORTING LEVEL = 0.4 newdate = 04/16/16 REPORTING LEVEL = 0.4 newdate = 04/15/16 REPORTING LEVEL = 0.4 newdate = 04/15/16 REPORTING LEVEL = 0.4 newdate = 02/24/16 REPORTING LEVEL = 0.4 newdate = 02/24/16 REPORTING LEVEL = 0.4 newdate = 02/24/16 REPORTING LEVEL = 0.4
The SGPlot Procedure

Updated 07/31/2018

False Positive & Negative Listing for DIETHYL_PHTHALATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20162720208 Crescent 03FF070: 40 µl & Supelco LC20139V: 40 µl 0.4 10/06/16 < 0.77 0.984
False Positive 20161680360 Phenova B20160306: 40 µl & ChemService 5016000: 40 µl 0.4 07/14/16 E 0.12 0
  20161960001 Supelco LC20139V: 100 µl & ChemService 5016000: 100 µl 0.4 08/09/16 E 0.17 0
  20172510329 ChemService 6482500: 100 µl & ChemService 6507300: 100 µl 0.4 09/27/17 E 0.17 0
  20172860028 ChemService 6507300: 60 µl & ChemService 6482500: 60 µl 0.4 10/26/17 E 0.11 0
  20173610076 Abs 071317WWUF: 60 µl & Abs 071717WWUF: 60 µl 0.4 01/11/18 E 0.15 0

Updated 07/31/2018