BQS Organic Blind Sample Program
False Positives & False Negatives
BUTANOL
Method: 4437 Testid: 77034GM016
Open Data Set

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newdate = 08/14/15 falseneg = -0.01 newdate = 11/25/15 falsepos = 1.12 newdate = 08/12/16 CENC_VAL = 1.710 newdate = 08/11/16 CENC_VAL = 2.910 newdate = 07/29/16 CENC_VAL = 5.110 newdate = 07/27/16 CENC_VAL = 1.420 newdate = 07/06/16 CENC_VAL = 5.250 newdate = 07/06/16 CENC_VAL = 1.420 newdate = 06/23/16 CENC_VAL = 0.960 newdate = 05/21/16 CENC_VAL = 3.030 newdate = 05/20/16 CENC_VAL = 1.850 newdate = 04/28/16 CENC_VAL = 1.350 newdate = 04/09/16 CENC_VAL = 1.220 newdate = 02/12/16 CENC_VAL = 1.120 newdate = 01/22/16 CENC_VAL = 2.940 newdate = 12/10/15 CENC_VAL = 1.080 newdate = 12/05/15 CENC_VAL = 0.880 newdate = 11/25/15 CENC_VAL = 1.120 newdate = 11/14/15 CENC_VAL = 0.900 newdate = 10/23/15 CENC_VAL = 0.940 newdate = 10/09/15 CENC_VAL = 2.370 newdate = 09/24/15 CENC_VAL = 1.710 newdate = 08/24/15 CENC_VAL = 1.300 newdate = 06/26/15 CENC_VAL = 3.130 newdate = 06/25/15 CENC_VAL = 2.840 newdate = 06/16/15 CENC_VAL = 1.370 newdate = 05/20/15 CENC_VAL = 1.660 newdate = 05/14/15 CENC_VAL = 2.000 newdate = 04/25/15 CENC_VAL = 1.770 newdate = 01/10/15 CENC_VAL = 3.100 newdate = 11/22/14 CENC_VAL = 1.350 newdate = 10/21/14 CENC_VAL = 1.330 newdate = 09/06/14 CENC_VAL = 2.150 newdate = 08/13/14 CENC_VAL = 3.120 newdate = 07/30/14 CENC_VAL = 1.380 newdate = 07/11/14 CENC_VAL = 2.630 newdate = 07/03/14 CENC_VAL = 3.040 newdate = 06/07/14 CENC_VAL = 3.370 newdate = 06/06/14 CENC_VAL = 3.280 newdate = 05/20/14 CENC_VAL = 1.250 newdate = 08/12/16 REPORTING LEVEL = 0.8 newdate = 08/11/16 REPORTING LEVEL = 0.8 newdate = 08/11/16 REPORTING LEVEL = 0.8 newdate = 07/29/16 REPORTING LEVEL = 0.8 newdate = 07/29/16 REPORTING LEVEL = 0.8 newdate = 07/27/16 REPORTING LEVEL = 0.8 newdate = 07/27/16 REPORTING LEVEL = 0.8 newdate = 07/06/16 REPORTING LEVEL = 0.8 newdate = 07/06/16 REPORTING LEVEL = 0.8 newdate = 07/06/16 REPORTING LEVEL = 0.8 newdate = 07/06/16 REPORTING LEVEL = 0.8 newdate = 06/23/16 REPORTING LEVEL = 0.8 newdate = 06/23/16 REPORTING LEVEL = 0.8 newdate = 05/21/16 REPORTING LEVEL = 0.8 newdate = 05/21/16 REPORTING LEVEL = 0.8 newdate = 05/20/16 REPORTING LEVEL = 0.8 newdate = 05/20/16 REPORTING LEVEL = 0.8 newdate = 04/28/16 REPORTING LEVEL = 0.8 newdate = 04/28/16 REPORTING LEVEL = 0.8 newdate = 04/09/16 REPORTING LEVEL = 0.8 newdate = 04/09/16 REPORTING LEVEL = 0.8 newdate = 02/12/16 REPORTING LEVEL = 0.8 newdate = 02/12/16 REPORTING LEVEL = 0.8 newdate = 01/22/16 REPORTING LEVEL = 0.8 newdate = 01/22/16 REPORTING LEVEL = 0.8 newdate = 12/10/15 REPORTING LEVEL = 0.8 newdate = 12/10/15 REPORTING LEVEL = 0.8 newdate = 12/05/15 REPORTING LEVEL = 0.8 newdate = 12/05/15 REPORTING LEVEL = 0.8 newdate = 11/25/15 REPORTING LEVEL = 0.8 newdate = 11/25/15 REPORTING LEVEL = 0.8 newdate = 11/14/15 REPORTING LEVEL = 0.8 newdate = 11/14/15 REPORTING LEVEL = 0.8 newdate = 10/23/15 REPORTING LEVEL = 0.8 newdate = 10/23/15 REPORTING LEVEL = 0.8 newdate = 10/09/15 REPORTING LEVEL = 0.8 newdate = 10/09/15 REPORTING LEVEL = 0.8 newdate = 09/24/15 REPORTING LEVEL = 0.8 newdate = 09/24/15 REPORTING LEVEL = 0.8 newdate = 08/24/15 REPORTING LEVEL = 0.8 newdate = 08/24/15 REPORTING LEVEL = 0.8 newdate = 08/14/15 REPORTING LEVEL = 0.8 newdate = 08/14/15 REPORTING LEVEL = 0.8 newdate = 06/26/15 REPORTING LEVEL = 0.8 newdate = 06/26/15 REPORTING LEVEL = 0.8 newdate = 06/25/15 REPORTING LEVEL = 0.8 newdate = 06/25/15 REPORTING LEVEL = 0.8 newdate = 06/16/15 REPORTING LEVEL = 0.8 newdate = 06/16/15 REPORTING LEVEL = 0.8 newdate = 05/20/15 REPORTING LEVEL = 0.8 newdate = 05/20/15 REPORTING LEVEL = 0.8 newdate = 05/14/15 REPORTING LEVEL = 0.8 newdate = 05/14/15 REPORTING LEVEL = 0.8 newdate = 04/25/15 REPORTING LEVEL = 0.8 newdate = 04/25/15 REPORTING LEVEL = 0.8 newdate = 01/10/15 REPORTING LEVEL = 0.8 newdate = 01/10/15 REPORTING LEVEL = 0.8 newdate = 11/22/14 REPORTING LEVEL = 0.8 newdate = 11/22/14 REPORTING LEVEL = 0.8 newdate = 10/21/14 REPORTING LEVEL = 0.8 newdate = 10/21/14 REPORTING LEVEL = 0.8 newdate = 09/06/14 REPORTING LEVEL = 0.8 newdate = 09/06/14 REPORTING LEVEL = 0.8 newdate = 08/13/14 REPORTING LEVEL = 0.8 newdate = 08/13/14 REPORTING LEVEL = 0.8 newdate = 07/30/14 REPORTING LEVEL = 0.8 newdate = 07/30/14 REPORTING LEVEL = 0.8 newdate = 07/11/14 REPORTING LEVEL = 0.8 newdate = 07/11/14 REPORTING LEVEL = 0.8 newdate = 07/03/14 REPORTING LEVEL = 0.8 newdate = 07/03/14 REPORTING LEVEL = 0.8 newdate = 06/07/14 REPORTING LEVEL = 0.8 newdate = 06/07/14 REPORTING LEVEL = 0.8 newdate = 06/06/14 REPORTING LEVEL = 0.8 newdate = 06/06/14 REPORTING LEVEL = 0.8 newdate = 05/20/14 REPORTING LEVEL = 0.8 Y = 0
The SGPlot Procedure

Updated 07/06/2017

False Positive & Negative Listing for BUTANOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20152190008 Abs 040315: 10 µl & ERA 0601-15-05: 10 µl 0.8 08/14/15 < 0.93 1.198
False Positive 20153280159 Accu 215041338: 15 µl & Abs 040315: 15 µl 0.8 11/25/15 . 1.12 0

Updated 07/06/2017