BQS Organic Blind Sample Program
False Positives & False Negatives
ISOPROPYL_ALCOHOL
Method: 4437 Testid: 77015GM016
Open Data Set

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newdate = 06/03/16 falsepos = 12.4 newdate = 10/21/14 falsepos = 0.63 newdate = 06/07/14 falsepos = 0.6 newdate = 05/20/14 falsepos = 0.59 newdate = 08/12/16 CENC_VAL = 1.420 newdate = 08/11/16 CENC_VAL = 22.600 newdate = 07/29/16 CENC_VAL = 4.110 newdate = 07/27/16 CENC_VAL = 1.220 newdate = 07/06/16 CENC_VAL = 4.180 newdate = 07/06/16 CENC_VAL = 11.900 newdate = 06/23/16 CENC_VAL = 1.040 newdate = 06/03/16 CENC_VAL = 12.400 newdate = 05/21/16 CENC_VAL = 3.080 newdate = 05/20/16 CENC_VAL = 2.290 newdate = 04/09/16 CENC_VAL = 1.200 newdate = 03/22/16 CENC_VAL = 1.250 newdate = 01/22/16 CENC_VAL = 2.180 newdate = 01/05/16 CENC_VAL = 1.210 newdate = 12/05/15 CENC_VAL = 0.950 newdate = 11/25/15 CENC_VAL = 1.210 newdate = 10/23/15 CENC_VAL = 0.870 newdate = 10/09/15 CENC_VAL = 2.260 newdate = 09/24/15 CENC_VAL = 1.260 newdate = 09/05/15 CENC_VAL = 1.270 newdate = 08/14/15 CENC_VAL = 0.730 newdate = 07/30/15 CENC_VAL = 1.150 newdate = 06/25/15 CENC_VAL = 1.930 newdate = 06/16/15 CENC_VAL = 1.170 newdate = 05/05/15 CENC_VAL = 0.970 newdate = 04/25/15 CENC_VAL = 1.410 newdate = 03/19/15 CENC_VAL = 3.310 newdate = 01/10/15 CENC_VAL = 3.840 newdate = 12/13/14 CENC_VAL = 1.700 newdate = 10/21/14 CENC_VAL = 0.630 newdate = 09/11/14 CENC_VAL = 1.960 newdate = 08/20/14 CENC_VAL = 3.630 newdate = 07/30/14 CENC_VAL = 1.980 newdate = 07/23/14 CENC_VAL = 3.550 newdate = 07/03/14 CENC_VAL = 3.520 newdate = 06/17/14 CENC_VAL = 2.050 newdate = 06/07/14 CENC_VAL = 0.600 newdate = 06/06/14 CENC_VAL = 3.710 newdate = 05/20/14 CENC_VAL = 0.590 newdate = 05/07/14 CENC_VAL = 3.410 newdate = 08/12/16 REPORTING LEVEL = 0.6 newdate = 08/11/16 REPORTING LEVEL = 0.6 newdate = 08/11/16 REPORTING LEVEL = 0.6 newdate = 07/29/16 REPORTING LEVEL = 0.6 newdate = 07/29/16 REPORTING LEVEL = 0.6 newdate = 07/27/16 REPORTING LEVEL = 0.6 newdate = 07/27/16 REPORTING LEVEL = 0.6 newdate = 07/06/16 REPORTING LEVEL = 0.6 newdate = 07/06/16 REPORTING LEVEL = 0.6 newdate = 07/06/16 REPORTING LEVEL = 0.6 newdate = 07/06/16 REPORTING LEVEL = 0.6 newdate = 06/23/16 REPORTING LEVEL = 0.6 newdate = 06/23/16 REPORTING LEVEL = 0.6 newdate = 06/03/16 REPORTING LEVEL = 0.6 newdate = 06/03/16 REPORTING LEVEL = 0.6 newdate = 05/21/16 REPORTING LEVEL = 0.6 newdate = 05/21/16 REPORTING LEVEL = 0.6 newdate = 05/20/16 REPORTING LEVEL = 0.6 newdate = 05/20/16 REPORTING LEVEL = 0.6 newdate = 04/09/16 REPORTING LEVEL = 0.6 newdate = 04/09/16 REPORTING LEVEL = 0.6 newdate = 03/22/16 REPORTING LEVEL = 0.6 newdate = 03/22/16 REPORTING LEVEL = 0.6 newdate = 01/22/16 REPORTING LEVEL = 0.6 newdate = 01/22/16 REPORTING LEVEL = 0.6 newdate = 01/05/16 REPORTING LEVEL = 0.6 newdate = 01/05/16 REPORTING LEVEL = 0.6 newdate = 12/05/15 REPORTING LEVEL = 0.6 newdate = 12/05/15 REPORTING LEVEL = 0.6 newdate = 11/25/15 REPORTING LEVEL = 0.6 newdate = 11/25/15 REPORTING LEVEL = 0.6 newdate = 10/23/15 REPORTING LEVEL = 0.6 newdate = 10/23/15 REPORTING LEVEL = 0.6 newdate = 10/09/15 REPORTING LEVEL = 0.6 newdate = 10/09/15 REPORTING LEVEL = 0.6 newdate = 09/24/15 REPORTING LEVEL = 0.6 newdate = 09/24/15 REPORTING LEVEL = 0.6 newdate = 09/05/15 REPORTING LEVEL = 0.6 newdate = 09/05/15 REPORTING LEVEL = 0.6 newdate = 08/14/15 REPORTING LEVEL = 0.6 newdate = 08/14/15 REPORTING LEVEL = 0.6 newdate = 07/30/15 REPORTING LEVEL = 0.6 newdate = 07/30/15 REPORTING LEVEL = 0.6 newdate = 06/25/15 REPORTING LEVEL = 0.6 newdate = 06/25/15 REPORTING LEVEL = 0.6 newdate = 06/16/15 REPORTING LEVEL = 0.6 newdate = 06/16/15 REPORTING LEVEL = 0.6 newdate = 05/05/15 REPORTING LEVEL = 0.6 newdate = 05/05/15 REPORTING LEVEL = 0.6 newdate = 04/25/15 REPORTING LEVEL = 0.6 newdate = 04/25/15 REPORTING LEVEL = 0.6 newdate = 03/19/15 REPORTING LEVEL = 0.6 newdate = 03/19/15 REPORTING LEVEL = 0.6 newdate = 01/10/15 REPORTING LEVEL = 0.6 newdate = 01/10/15 REPORTING LEVEL = 0.6 newdate = 12/13/14 REPORTING LEVEL = 0.6 newdate = 12/13/14 REPORTING LEVEL = 0.6 newdate = 10/21/14 REPORTING LEVEL = 0.6 newdate = 10/21/14 REPORTING LEVEL = 0.6 newdate = 09/11/14 REPORTING LEVEL = 0.8 newdate = 09/11/14 REPORTING LEVEL = 0.8 newdate = 08/20/14 REPORTING LEVEL = 0.8 newdate = 08/20/14 REPORTING LEVEL = 0.8 newdate = 07/30/14 REPORTING LEVEL = 0.8 newdate = 07/30/14 REPORTING LEVEL = 0.8 newdate = 07/23/14 REPORTING LEVEL = 0.8 newdate = 07/23/14 REPORTING LEVEL = 0.8 newdate = 07/03/14 REPORTING LEVEL = 0.8 newdate = 07/03/14 REPORTING LEVEL = 0.8 newdate = 06/17/14 REPORTING LEVEL = 0.8 newdate = 06/17/14 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 newdate = 05/20/14 REPORTING LEVEL = 0.8 newdate = 05/07/14 REPORTING LEVEL = 0.8 Y = 0
The SGPlot Procedure

Updated 07/06/2017

False Positive & Negative Listing for ISOPROPYL_ALCOHOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141360093 ChemService 2615700: 10 µl & Accu 214031128: 10 µl 0.8 05/20/14 . 0.59 0
  20141570087 ChemService 2615700: 20 µl & Supelco LC06437: 20 µl 0.8 06/07/14 . 0.6 0
  20142890079 ERA 0321-14-05A: 10 µl & Accu 214031128: 10 µl 0.6 10/21/14 . 0.63 0
  20161540129 NSI 041516: 15 µl & Phenova B20160303: 15 µl & NSI 041416HVOC: 15 µl 0.6 06/03/16 . 12.4 0

Updated 07/06/2017