BQS Organic Blind Sample Program
False Positives & False Negatives
M- AND P-XYLENE
Schedule: 2021 Testid: 85795GCM66

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The SGPlot Procedure

Updated 10/02/2014

False Positive & Negative Listing for M- AND P-XYLENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20083530114 NSI 021408-01: 20 µl 0.08 12/20/08 E 0.11 0
  20090210031 Abs 080408VOC: 40 µl 0.08 01/27/09 E 0.19 0
  20090430174 Ultra CE-2869: 20 µl 0.08 02/18/09 . 0.21 0
  20090640127 Abs 080408VOC: 20 µl 0.08 03/14/09 E 0.1 0
  20090860070 Ultra CE-2869: 20 µl 0.08 03/31/09 . 0.2 0
  20091060129 Abs 080408VOC: 40 µl 0.08 04/21/09 . 0.21 0
  20091320008 Ultra CE-2869: 20 µl 0.08 05/13/09 . 0.22 0
  20091550189 Abs 080408VOC: 20 µl 0.08 06/09/09 E 0.09 0
  20091620168 Ultra CE-2869: 40 µl 0.08 06/17/09 . 0.36 0
  20091770124 Ultra CE-2869: 40 µl 0.08 06/30/09 . 0.43 0
  20091970076 Abs 080408VOC: 20 µl 0.08 07/17/09 E 0.11 0
  20092180176 Ultra CE-2869: 20 µl 0.08 08/11/09 . 0.22 0
  20092400054 Abs 080408VOC: 20 µl 0.08 08/29/09 E 0.11 0
  20092960001 NSI 090909-01VOC: 10 µl 0.08 10/24/09 E 0.091 0
  20093170002 Abs 090809: 10 µl 0.08 11/14/09 E 0.072 0
  20093380012 NSI 090909-01VOC: 30 µl 0.08 12/11/09 . 0.304 0
  20100110075 Abs 090809: 30 µl 0.08 01/26/10 . 0.271 0
  20100280080 NSI 090909-01VOC: 10 µl 0.08 02/03/10 E 0.092 0
  20100500006 Abs 090809: 10 µl 0.08 02/19/10 E 0.099 0
  20100630040 NSI 090909-01VOC: 30 µl 0.08 03/11/10 . 0.276 0
  20100880030 Abs 090809: 30 µl 0.08 04/02/10 . 0.261 0
  20101060009 NSI 090909-01VOC: 10 µl 0.08 04/21/10 E 0.113 0
  20101270040 Abs 090809: 10 µl 0.08 05/11/10 E 0.08 0
  20101480004 NSI 090909-01VOC: 30 µl 0.08 05/29/10 . 0.239 0
  20101720156 Abs 090809: 30 µl 0.08 06/24/10 . 0.239 0
  20101900010 NSI 090909-01VOC: 10 µl 0.08 07/09/10 . 0.102 0
  20102030002 Abs 090809: 10 µl 0.08 07/27/10 . 0.096 0
  20102250095 NSI 090909-01VOC: 30 µl 0.08 08/14/10 . 0.258 0
  20102500044 Abs 090809: 30 µl 0.08 09/08/10 . 0.249 0
  20102950069 Crescent 06MM148: 20 µl 0.08 10/23/10 . 0.135 0
  20103140133 Restek A075493: 40 µl 0.08 11/16/10 . 0.236 0
  20103350005 Crescent 06MM148: 40 µl 0.08 12/03/10 . 0.279 0
  20110210094 Restek A075493: 20 µl 0.08 01/22/11 . 0.118 0
  20110340011 Crescent 06MM148: 20 µl 0.08 02/14/11 . 0.14 0
  20110620085 Restek A075493: 40 µl 0.08 03/08/11 . 0.217 0
  20110840074 Crescent 06MM148: 20 µl 0.08 03/26/11 . 0.141 0
  20111050149 Restek A075493: 20 µl 0.08 04/21/11 . 0.102 0
  20111260150 Crescent 06MM148: 40 µl 0.08 05/10/11 . 0.245 0
  20111470062 Restek A075493: 40 µl 0.08 05/28/11 . 0.212 0
  20111680038 Crescent 06MM148: 20 µl 0.08 06/18/11 . 0.138 0
  20111950194 Restek A075493: 20 µl 0.08 07/20/11 . 0.107 0
  20112170149 Crescent 06MM148: 40 µl 0.08 08/10/11 . 0.274 0
  20112450030 Restek A075493: 20 µl 0.08 09/03/11 . 0.107 0
  20112930089 Crescent 06MM148: 20 µl 0.08 10/24/11 . 0.14 0
  20113130089 Restek A075493: 40 µl 0.08 11/18/11 . 0.249 0
  20113490067 Crescent 06MM148: 40 µl 0.08 12/17/11 . 0.322 0
  20120200074 Restek A075493: 20 µl 0.08 01/26/12 . 0.109 0
  20120470076 Crescent 06MM148: 20 µl 0.08 02/24/12 . 0.145 0
  20120540039 Restek A075493: 40 µl 0.08 02/24/12 . 0.233 0
  20120760109 Crescent 06MM148: 20 µl 0.08 03/24/12 . 0.132 0
  20120930001 Restek A075493: 20 µl 0.08 04/06/12 . 0.123 0
  20121950053 Crescent 05BB048: 10 µl & Accu 212051193: 10 µl 0.08 07/19/12 . 1.74 0
  20122090060 Supelco LB92787: 20 µl & Abs 051712: 20 µl 0.08 07/30/12 . 3.12 0
  20122500213 NSI 062112-01VOA: 20 µl & Supelco LB92787: 20 µl 0.08 09/11/12 . 3.05 0
  20123070013 Crescent 05BB048: 20 µl & Accu 212051193: 20 µl 0.08 11/08/12 . 3.33 0
  20123560093 NSI 062112-01VOA: 40 µl & Supelco LB92787: 40 µl 0.08 12/22/12 . 6.08 0
  20130180025 Accu 212051193: 40 µl & Abs 051712: 40 µl 0.08 01/19/13 . 6.23 0
  20130590063 NSI 062112-01VOA: 10 µl & Accu 212051193: 10 µl 0.08 02/28/13 . 1.6 0
  20130810110 Supelco LB92787: 10 µl & ChemService 472200: 10 µl 0.08 03/29/13 . 1.44 0
  20131020084 Accu 212051389: 20 µl & Crescent 05BB048: 20 µl 0.08 04/17/13 . 3.47 0
  20131160076 Supelco LB92787: 10 µl & ChemService 472200: 10 µl 0.08 05/03/13 . 1.42 0
  20131370005 Crescent 04CC151: 10 µl & Accu 213041120: 10 µl 0.08 05/22/13 . 0.137 0
  20131580021 Accu 213041120: 10 µl & Abs 051413: 10 µl 0.08 06/08/13 . 0.133 0
  20132000017 NSI 053013: 20 µl & Supelco LC00154: 20 µl 0.08 07/24/13 . 0.237 0
  20132140003 Supelco LC00154: 20 µl & Abs 051413: 20 µl 0.08 08/06/13 . 0.212 0
  20132420006 Crescent 04CC151: 20 µl & Supelco LC00154: 20 µl 0.08 09/17/13 . 0.223 0
  20132490347 Crescent 04CC151: 10 µl & Supelco LC00154: 10 µl 0.08 09/17/13 . 0.11 0
  20132560004 Supelco LC00154: 20 µl & ChemService 1530700: 20 µl 0.08 09/17/13 . 0.217 0
  20132980025 Accu 213041120: 20 µl & ChemService 1530700: 20 µl 0.08 11/01/13 . 0.25 0
  20133310034 NSI 053013: 20 µl & Accu 213041120: 20 µl 0.08 12/12/13 . 0.256 0
  20133400006 Supelco LC00154: 10 µl & Abs 051413: 10 µl 0.08 12/12/13 . 0.13 0
  20133580039 Accu 213041120: 10 µl & ChemService 1530700: 10 µl 0.08 12/31/13 . 0.136 0

Updated 10/02/2014