Organic Blind Sample Program
False Positives & False Negatives
BUTANAL
Method: 4437 Testid: 68732GM016
Link to Individual Chart

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newdate = 08/10/17 falseneg = -0.01 newdate = 06/29/16 falsepos = 27.6 newdate = 08/30/17 CENC_VAL = 0.767 newdate = 06/24/17 CENC_VAL = 1.630 newdate = 06/13/17 CENC_VAL = 1.440 newdate = 04/27/17 CENC_VAL = 0.847 newdate = 03/24/17 CENC_VAL = 0.870 newdate = 03/09/17 CENC_VAL = 2.200 newdate = 02/24/17 CENC_VAL = 1.190 newdate = 02/02/17 CENC_VAL = 2.390 newdate = 02/02/17 CENC_VAL = 0.784 newdate = 01/03/17 CENC_VAL = 0.875 newdate = 12/05/16 CENC_VAL = 2.450 newdate = 11/29/16 CENC_VAL = 2.430 newdate = 11/18/16 CENC_VAL = 0.767 newdate = 11/02/16 CENC_VAL = 0.819 newdate = 10/07/16 CENC_VAL = 0.844 newdate = 09/28/16 CENC_VAL = 1.310 newdate = 09/08/16 CENC_VAL = 1.420 newdate = 09/08/16 CENC_VAL = 1.430 newdate = 08/18/16 CENC_VAL = 0.914 newdate = 08/12/16 CENC_VAL = 0.890 newdate = 04/09/16 CENC_VAL = 0.499 newdate = 03/22/16 CENC_VAL = 0.487 newdate = 01/22/16 CENC_VAL = 1.130 newdate = 08/30/17 REPORTING LEVEL = 0.38 newdate = 08/10/17 REPORTING LEVEL = 0.38 newdate = 08/10/17 REPORTING LEVEL = 0.38 newdate = 06/24/17 REPORTING LEVEL = 0.38 newdate = 06/24/17 REPORTING LEVEL = 0.38 newdate = 06/13/17 REPORTING LEVEL = 0.38 newdate = 06/13/17 REPORTING LEVEL = 0.38 newdate = 04/27/17 REPORTING LEVEL = 0.38 newdate = 04/27/17 REPORTING LEVEL = 0.38 newdate = 03/24/17 REPORTING LEVEL = 0.38 newdate = 03/24/17 REPORTING LEVEL = 0.38 newdate = 03/09/17 REPORTING LEVEL = 0.38 newdate = 03/09/17 REPORTING LEVEL = 0.38 newdate = 02/24/17 REPORTING LEVEL = 0.38 newdate = 02/24/17 REPORTING LEVEL = 0.38 newdate = 02/02/17 REPORTING LEVEL = 0.38 newdate = 02/02/17 REPORTING LEVEL = 0.38 newdate = 02/02/17 REPORTING LEVEL = 0.38 newdate = 02/02/17 REPORTING LEVEL = 0.38 newdate = 01/03/17 REPORTING LEVEL = 0.38 newdate = 01/03/17 REPORTING LEVEL = 0.38 newdate = 12/05/16 REPORTING LEVEL = 0.38 newdate = 12/05/16 REPORTING LEVEL = 0.38 newdate = 11/29/16 REPORTING LEVEL = 0.38 newdate = 11/29/16 REPORTING LEVEL = 0.38 newdate = 11/18/16 REPORTING LEVEL = 0.38 newdate = 11/18/16 REPORTING LEVEL = 0.38 newdate = 11/02/16 REPORTING LEVEL = 0.38 newdate = 11/02/16 REPORTING LEVEL = 0.38 newdate = 10/07/16 REPORTING LEVEL = 0.38 newdate = 10/07/16 REPORTING LEVEL = 0.38 newdate = 09/28/16 REPORTING LEVEL = 0.38 newdate = 09/28/16 REPORTING LEVEL = 0.38 newdate = 09/08/16 REPORTING LEVEL = 0.38 newdate = 09/08/16 REPORTING LEVEL = 0.38 newdate = 09/08/16 REPORTING LEVEL = 0.38 newdate = 09/08/16 REPORTING LEVEL = 0.38 newdate = 08/18/16 REPORTING LEVEL = 0.38 newdate = 08/18/16 REPORTING LEVEL = 0.38 newdate = 08/12/16 REPORTING LEVEL = 0.38 newdate = 08/12/16 REPORTING LEVEL = 0.38 newdate = 06/29/16 REPORTING LEVEL = 0.38 newdate = 06/29/16 REPORTING LEVEL = 0.38 newdate = 04/09/16 REPORTING LEVEL = 0.38 newdate = 04/09/16 REPORTING LEVEL = 0.38 newdate = 03/22/16 REPORTING LEVEL = 0.38 newdate = 03/22/16 REPORTING LEVEL = 0.38 newdate = 01/22/16 REPORTING LEVEL = 0.38 Y = 0
The SGPlot Procedure

Updated 04/25/2018

False Positive & Negative Listing for BUTANAL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20172150193 ChemService 6441300: 10 µl & ChemService 6441600: 10 µl & ChemService 6424500: 1 0.38 08/10/17 < 0.38 0.768
False Positive 20161740256 NSI 041516: 40 µl & ChemService 5082800: 40 µl 0.38 06/29/16 E 27.6 0

Updated 04/25/2018