Organic Blind Sample Program
False Positives & False Negatives
1,4-DICHLOROBENZENE
Method: 4440 Testid: 34571GCM66
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newdate = 03/09/17 falsepos = 0.0146 newdate = 07/14/17 CENC_VAL = 0.065 newdate = 06/09/17 CENC_VAL = 0.102 newdate = 06/02/17 CENC_VAL = 0.056 newdate = 05/17/17 CENC_VAL = 0.107 newdate = 04/21/17 CENC_VAL = 0.105 newdate = 03/16/17 CENC_VAL = 0.176 newdate = 02/24/17 CENC_VAL = 0.090 newdate = 02/09/17 CENC_VAL = 0.057 newdate = 01/26/17 CENC_VAL = 0.192 newdate = 01/13/17 CENC_VAL = 0.061 newdate = 12/24/16 CENC_VAL = 0.063 newdate = 12/16/16 CENC_VAL = 0.177 newdate = 11/29/16 CENC_VAL = 0.065 newdate = 11/21/16 CENC_VAL = 0.102 newdate = 10/29/16 CENC_VAL = 0.060 newdate = 10/13/16 CENC_VAL = 0.052 newdate = 09/29/16 CENC_VAL = 0.109 newdate = 09/28/16 CENC_VAL = 0.056 newdate = 09/08/16 CENC_VAL = 0.102 newdate = 08/26/16 CENC_VAL = 0.102 newdate = 08/12/16 CENC_VAL = 0.111 newdate = 08/04/16 CENC_VAL = 0.153 newdate = 07/20/16 CENC_VAL = 0.163 newdate = 07/20/16 CENC_VAL = 0.097 newdate = 06/30/16 CENC_VAL = 0.103 newdate = 06/30/16 CENC_VAL = 0.063 newdate = 06/10/16 CENC_VAL = 0.065 newdate = 05/27/16 CENC_VAL = 0.063 newdate = 05/13/16 CENC_VAL = 0.043 newdate = 04/02/16 CENC_VAL = 0.055 newdate = 03/04/16 CENC_VAL = 0.051 newdate = 02/18/16 CENC_VAL = 0.037 newdate = 01/27/16 CENC_VAL = 0.040 newdate = 07/14/17 REPORTING LEVEL = 0.026 newdate = 06/09/17 REPORTING LEVEL = 0.026 newdate = 06/09/17 REPORTING LEVEL = 0.026 newdate = 06/02/17 REPORTING LEVEL = 0.026 newdate = 06/02/17 REPORTING LEVEL = 0.026 newdate = 05/17/17 REPORTING LEVEL = 0.026 newdate = 05/17/17 REPORTING LEVEL = 0.026 newdate = 04/21/17 REPORTING LEVEL = 0.026 newdate = 04/21/17 REPORTING LEVEL = 0.026 newdate = 03/16/17 REPORTING LEVEL = 0.026 newdate = 03/16/17 REPORTING LEVEL = 0.026 newdate = 03/09/17 REPORTING LEVEL = 0.026 newdate = 03/09/17 REPORTING LEVEL = 0.026 newdate = 02/24/17 REPORTING LEVEL = 0.026 newdate = 02/24/17 REPORTING LEVEL = 0.026 newdate = 02/09/17 REPORTING LEVEL = 0.026 newdate = 02/09/17 REPORTING LEVEL = 0.026 newdate = 01/26/17 REPORTING LEVEL = 0.026 newdate = 01/26/17 REPORTING LEVEL = 0.026 newdate = 01/13/17 REPORTING LEVEL = 0.026 newdate = 01/13/17 REPORTING LEVEL = 0.026 newdate = 12/24/16 REPORTING LEVEL = 0.026 newdate = 12/24/16 REPORTING LEVEL = 0.026 newdate = 12/16/16 REPORTING LEVEL = 0.026 newdate = 12/16/16 REPORTING LEVEL = 0.026 newdate = 11/29/16 REPORTING LEVEL = 0.026 newdate = 11/29/16 REPORTING LEVEL = 0.026 newdate = 11/21/16 REPORTING LEVEL = 0.026 newdate = 11/21/16 REPORTING LEVEL = 0.026 newdate = 10/29/16 REPORTING LEVEL = 0.026 newdate = 10/29/16 REPORTING LEVEL = 0.026 newdate = 10/13/16 REPORTING LEVEL = 0.026 newdate = 10/13/16 REPORTING LEVEL = 0.026 newdate = 09/29/16 REPORTING LEVEL = 0.026 newdate = 09/29/16 REPORTING LEVEL = 0.026 newdate = 09/28/16 REPORTING LEVEL = 0.026 newdate = 09/28/16 REPORTING LEVEL = 0.026 newdate = 09/08/16 REPORTING LEVEL = 0.026 newdate = 09/08/16 REPORTING LEVEL = 0.026 newdate = 08/26/16 REPORTING LEVEL = 0.026 newdate = 08/26/16 REPORTING LEVEL = 0.026 newdate = 08/12/16 REPORTING LEVEL = 0.026 newdate = 08/12/16 REPORTING LEVEL = 0.026 newdate = 08/04/16 REPORTING LEVEL = 0.026 newdate = 08/04/16 REPORTING LEVEL = 0.026 newdate = 07/20/16 REPORTING LEVEL = 0.026 newdate = 07/20/16 REPORTING LEVEL = 0.026 newdate = 07/20/16 REPORTING LEVEL = 0.026 newdate = 07/20/16 REPORTING LEVEL = 0.026 newdate = 06/30/16 REPORTING LEVEL = 0.026 newdate = 06/30/16 REPORTING LEVEL = 0.026 newdate = 06/30/16 REPORTING LEVEL = 0.026 newdate = 06/30/16 REPORTING LEVEL = 0.026 newdate = 06/10/16 REPORTING LEVEL = 0.026 newdate = 06/10/16 REPORTING LEVEL = 0.026 newdate = 05/27/16 REPORTING LEVEL = 0.026 newdate = 05/27/16 REPORTING LEVEL = 0.026 newdate = 05/13/16 REPORTING LEVEL = 0.026 newdate = 05/13/16 REPORTING LEVEL = 0.026 newdate = 04/02/16 REPORTING LEVEL = 0.026 newdate = 04/02/16 REPORTING LEVEL = 0.026 newdate = 03/04/16 REPORTING LEVEL = 0.026 newdate = 03/04/16 REPORTING LEVEL = 0.026 newdate = 02/18/16 REPORTING LEVEL = 0.026 newdate = 02/18/16 REPORTING LEVEL = 0.026 newdate = 01/27/16 REPORTING LEVEL = 0.026 Y = 0
The SGPlot Procedure

Updated 03/27/2018

False Positive & Negative Listing for 1,4-DICHLOROBENZENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20170600083 Phenova B20160319: 40 µl & NSI 041816AVOC: 40 µl 0.026 03/09/17 0.0146 0

Updated 03/27/2018