OBSP Determination:
1,2,3,4-TETRAMETHYLBENZENE
METHOD: 4440 , TESTIDCODE: 49999GCM66

Analysis Date = 01/26/17 SpikeMix = ChemService 5082900: 40 µl & Accu 216041125: 40 µl Pct Recovery = 74% Analysis Date = 12/12/16 SpikeMix = Accu 216041125: 40 µl & Crescent 03FF058: 40 µl Pct Recovery = 104% Analysis Date = 07/20/16 SpikeMix = Supelco LC20141V: 40 µl & Accu 216041125: 40 µl Pct Recovery = 88% Analysis Date = 07/14/16 SpikeMix = Accu 216041125: 40 µl & NSI 041816AVOC: 40 µl Pct Recovery = 78% Analysis Date = 06/17/17 SpikeMix = Accu 216041125: 25 µl & Crescent 03FF058: 25 µl Pct Recovery = 93% Analysis Date = 04/03/17 SpikeMix = Accu 216041125: 25 µl & Crescent 03FF058: 25 µl Pct Recovery = 112% Analysis Date = 02/09/17 SpikeMix = Accu 216041125: 25 µl & NSI 041816AVOC: 25 µl Pct Recovery = 94% Analysis Date = 09/29/16 SpikeMix = ChemService 5082900: 25 µl & Accu 216041125: 25 µl Pct Recovery = 81% Analysis Date = 09/08/16 SpikeMix = Supelco LC20141V: 25 µl & Accu 216041125: 25 µl Pct Recovery = 64% Analysis Date = 05/24/16 SpikeMix = Accu 216041125: 25 µl & Crescent 03FF058: 25 µl Pct Recovery = 90% Analysis Date = 05/25/17 SpikeMix = Accu 216041125: 15 µl & Crescent 03FF058: 15 µl Pct Recovery = 95% Analysis Date = 12/24/16 SpikeMix = Supelco LC20141V: 15 µl & Accu 216041125: 15 µl Pct Recovery = 69% Analysis Date = 10/13/16 SpikeMix = Accu 216041125: 15 µl & NSI 041816AVOC: 15 µl Pct Recovery = 86% Analysis Date = 08/20/16 SpikeMix = Accu 216041125: 15 µl & Crescent 03FF058: 15 µl Pct Recovery = 99% Analysis Date = 06/30/16 SpikeMix = ChemService 5082900: 15 µl & Accu 216041125: 15 µl Pct Recovery = 54% Analysis Date = 04/02/16 SpikeMix = Supelco LC13545: 15 µl & Accu 215041380: 15 µl Pct Recovery = 82% Analysis Date = 03/04/16 SpikeMix = Accu 215041380: 15 µl & ERA 0406-15-03: 15 µl Pct Recovery = 72% Analysis Date = 02/18/16 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl Pct Recovery = 81% Analysis Date = 06/16/17 Pct Recovery = 99% Analysis Date = 06/14/17 Pct Recovery = 99% Analysis Date = 06/14/17 Pct Recovery = 99% Analysis Date = 06/12/17 Pct Recovery = 99% Analysis Date = 06/12/17 Pct Recovery = 99% Analysis Date = 06/09/17 Pct Recovery = 99% Analysis Date = 06/09/17 Pct Recovery = 99% Analysis Date = 06/07/17 Pct Recovery = 98% Analysis Date = 06/07/17 Pct Recovery = 98% Analysis Date = 06/04/17 Pct Recovery = 98% Analysis Date = 06/04/17 Pct Recovery = 98% Analysis Date = 06/02/17 Pct Recovery = 98% Analysis Date = 06/02/17 Pct Recovery = 98% Analysis Date = 05/31/17 Pct Recovery = 98% Analysis Date = 05/31/17 Pct Recovery = 98% Analysis Date = 05/28/17 Pct Recovery = 98% Analysis Date = 05/28/17 Pct Recovery = 98% Analysis Date = 05/26/17 Pct Recovery = 98% Analysis Date = 05/26/17 Pct Recovery = 98% Analysis Date = 05/23/17 Pct Recovery = 97% Analysis Date = 05/23/17 Pct Recovery = 97% Analysis Date = 05/21/17 Pct Recovery = 97% Analysis Date = 05/21/17 Pct Recovery = 97% Analysis Date = 05/18/17 Pct Recovery = 97% Analysis Date = 05/18/17 Pct Recovery = 97% Analysis Date = 05/16/17 Pct Recovery = 97% Analysis Date = 05/16/17 Pct Recovery = 97% Analysis Date = 05/14/17 Pct Recovery = 97% Analysis Date = 05/14/17 Pct Recovery = 97% Analysis Date = 05/11/17 Pct Recovery = 96% Analysis Date = 05/11/17 Pct Recovery = 96% Analysis Date = 05/09/17 Pct Recovery = 96% Analysis Date = 05/09/17 Pct Recovery = 96% Analysis Date = 05/06/17 Pct Recovery = 96% Analysis Date = 05/06/17 Pct Recovery = 96% Analysis Date = 05/04/17 Pct Recovery = 96% Analysis Date = 05/04/17 Pct Recovery = 96% Analysis Date = 05/01/17 Pct Recovery = 96% Analysis Date = 05/01/17 Pct Recovery = 96% Analysis Date = 04/29/17 Pct Recovery = 96% Analysis Date = 04/29/17 Pct Recovery = 96% Analysis Date = 04/27/17 Pct Recovery = 95% Analysis Date = 04/27/17 Pct Recovery = 95% Analysis Date = 04/24/17 Pct Recovery = 95% Analysis Date = 04/24/17 Pct Recovery = 95% Analysis Date = 04/22/17 Pct Recovery = 95% Analysis Date = 04/22/17 Pct Recovery = 95% Analysis Date = 04/19/17 Pct Recovery = 95% Analysis Date = 04/19/17 Pct Recovery = 95% Analysis Date = 04/17/17 Pct Recovery = 95% Analysis Date = 04/17/17 Pct Recovery = 95% Analysis Date = 04/14/17 Pct Recovery = 95% Analysis Date = 04/14/17 Pct Recovery = 95% Analysis Date = 04/12/17 Pct Recovery = 94% Analysis Date = 04/12/17 Pct Recovery = 94% Analysis Date = 04/10/17 Pct Recovery = 94% Analysis Date = 04/10/17 Pct Recovery = 94% Analysis Date = 04/07/17 Pct Recovery = 94% Analysis Date = 04/07/17 Pct Recovery = 94% Analysis Date = 04/05/17 Pct Recovery = 94% Analysis Date = 04/05/17 Pct Recovery = 94% Analysis Date = 04/02/17 Pct Recovery = 94% Analysis Date = 04/02/17 Pct Recovery = 94% Analysis Date = 03/31/17 Pct Recovery = 94% Analysis Date = 03/31/17 Pct Recovery = 94% Analysis Date = 03/28/17 Pct Recovery = 93% Analysis Date = 03/28/17 Pct Recovery = 93% Analysis Date = 03/26/17 Pct Recovery = 93% Analysis Date = 03/26/17 Pct Recovery = 93% Analysis Date = 03/24/17 Pct Recovery = 93% Analysis Date = 03/24/17 Pct Recovery = 93% Analysis Date = 03/21/17 Pct Recovery = 93% Analysis Date = 03/21/17 Pct Recovery = 93% Analysis Date = 03/19/17 Pct Recovery = 93% Analysis Date = 03/19/17 Pct Recovery = 93% Analysis Date = 03/16/17 Pct Recovery = 93% Analysis Date = 03/16/17 Pct Recovery = 93% Analysis Date = 03/14/17 Pct Recovery = 93% Analysis Date = 03/14/17 Pct Recovery = 93% Analysis Date = 03/11/17 Pct Recovery = 92% Analysis Date = 03/11/17 Pct Recovery = 92% Analysis Date = 03/09/17 Pct Recovery = 92% Analysis Date = 03/09/17 Pct Recovery = 92% Analysis Date = 03/07/17 Pct Recovery = 92% Analysis Date = 03/07/17 Pct Recovery = 92% Analysis Date = 03/04/17 Pct Recovery = 92% Analysis Date = 03/04/17 Pct Recovery = 92% Analysis Date = 03/02/17 Pct Recovery = 92% Analysis Date = 03/02/17 Pct Recovery = 92% Analysis Date = 02/27/17 Pct Recovery = 92% Analysis Date = 02/27/17 Pct Recovery = 92% Analysis Date = 02/25/17 Pct Recovery = 92% Analysis Date = 02/25/17 Pct Recovery = 92% Analysis Date = 02/23/17 Pct Recovery = 91% Analysis Date = 02/23/17 Pct Recovery = 91% Analysis Date = 02/20/17 Pct Recovery = 91% Analysis Date = 02/20/17 Pct Recovery = 91% Analysis Date = 02/18/17 Pct Recovery = 91% Analysis Date = 02/18/17 Pct Recovery = 91% Analysis Date = 02/15/17 Pct Recovery = 91% Analysis Date = 02/15/17 Pct Recovery = 91% Analysis Date = 02/13/17 Pct Recovery = 91% Analysis Date = 02/13/17 Pct Recovery = 91% Analysis Date = 02/10/17 Pct Recovery = 91% Analysis Date = 02/10/17 Pct Recovery = 91% Analysis Date = 02/08/17 Pct Recovery = 91% Analysis Date = 02/08/17 Pct Recovery = 91% Analysis Date = 02/06/17 Pct Recovery = 90% Analysis Date = 02/06/17 Pct Recovery = 90% Analysis Date = 02/03/17 Pct Recovery = 90% Analysis Date = 02/03/17 Pct Recovery = 90% Analysis Date = 02/01/17 Pct Recovery = 90% Analysis Date = 02/01/17 Pct Recovery = 90% Analysis Date = 01/29/17 Pct Recovery = 90% Analysis Date = 01/29/17 Pct Recovery = 90% Analysis Date = 01/27/17 Pct Recovery = 90% Analysis Date = 01/27/17 Pct Recovery = 90% Analysis Date = 01/24/17 Pct Recovery = 90% Analysis Date = 01/24/17 Pct Recovery = 90% Analysis Date = 01/22/17 Pct Recovery = 89% Analysis Date = 01/22/17 Pct Recovery = 89% Analysis Date = 01/20/17 Pct Recovery = 89% Analysis Date = 01/20/17 Pct Recovery = 89% Analysis Date = 01/17/17 Pct Recovery = 89% Analysis Date = 01/17/17 Pct Recovery = 89% Analysis Date = 01/15/17 Pct Recovery = 89% Analysis Date = 01/15/17 Pct Recovery = 89% Analysis Date = 01/12/17 Pct Recovery = 88% Analysis Date = 01/12/17 Pct Recovery = 88% Analysis Date = 01/10/17 Pct Recovery = 88% Analysis Date = 01/10/17 Pct Recovery = 88% Analysis Date = 01/07/17 Pct Recovery = 88% Analysis Date = 01/07/17 Pct Recovery = 88% Analysis Date = 01/05/17 Pct Recovery = 87% Analysis Date = 01/05/17 Pct Recovery = 87% Analysis Date = 01/03/17 Pct Recovery = 87% Analysis Date = 01/03/17 Pct Recovery = 87% Analysis Date = 12/31/16 Pct Recovery = 87% Analysis Date = 12/31/16 Pct Recovery = 87% Analysis Date = 12/29/16 Pct Recovery = 87% Analysis Date = 12/29/16 Pct Recovery = 87% Analysis Date = 12/26/16 Pct Recovery = 86% Analysis Date = 12/26/16 Pct Recovery = 86% Analysis Date = 12/24/16 Pct Recovery = 86% Analysis Date = 12/24/16 Pct Recovery = 86% Analysis Date = 12/21/16 Pct Recovery = 86% Analysis Date = 12/21/16 Pct Recovery = 86% Analysis Date = 12/19/16 Pct Recovery = 85% Analysis Date = 12/19/16 Pct Recovery = 85% Analysis Date = 12/17/16 Pct Recovery = 85% Analysis Date = 12/17/16 Pct Recovery = 85% Analysis Date = 12/14/16 Pct Recovery = 85% Analysis Date = 12/14/16 Pct Recovery = 85% Analysis Date = 12/12/16 Pct Recovery = 85% Analysis Date = 12/12/16 Pct Recovery = 85% Analysis Date = 12/09/16 Pct Recovery = 84% Analysis Date = 12/09/16 Pct Recovery = 84% Analysis Date = 12/07/16 Pct Recovery = 84% Analysis Date = 12/07/16 Pct Recovery = 84% Analysis Date = 12/04/16 Pct Recovery = 84% Analysis Date = 12/04/16 Pct Recovery = 84% Analysis Date = 12/02/16 Pct Recovery = 84% Analysis Date = 12/02/16 Pct Recovery = 84% Analysis Date = 11/30/16 Pct Recovery = 84% Analysis Date = 11/30/16 Pct Recovery = 84% Analysis Date = 11/27/16 Pct Recovery = 84% Analysis Date = 11/27/16 Pct Recovery = 84% Analysis Date = 11/25/16 Pct Recovery = 84% Analysis Date = 11/25/16 Pct Recovery = 84% Analysis Date = 11/22/16 Pct Recovery = 84% Analysis Date = 11/22/16 Pct Recovery = 84% Analysis Date = 11/20/16 Pct Recovery = 84% Analysis Date = 11/20/16 Pct Recovery = 84% Analysis Date = 11/18/16 Pct Recovery = 84% Analysis Date = 11/18/16 Pct Recovery = 84% Analysis Date = 11/15/16 Pct Recovery = 84% Analysis Date = 11/15/16 Pct Recovery = 84% Analysis Date = 11/13/16 Pct Recovery = 84% Analysis Date = 11/13/16 Pct Recovery = 84% Analysis Date = 11/10/16 Pct Recovery = 84% Analysis Date = 11/10/16 Pct Recovery = 84% Analysis Date = 11/08/16 Pct Recovery = 84% Analysis Date = 11/08/16 Pct Recovery = 84% Analysis Date = 11/05/16 Pct Recovery = 84% Analysis Date = 11/05/16 Pct Recovery = 84% Analysis Date = 11/03/16 Pct Recovery = 84% Analysis Date = 11/03/16 Pct Recovery = 84% Analysis Date = 11/01/16 Pct Recovery = 84% Analysis Date = 11/01/16 Pct Recovery = 84% Analysis Date = 10/29/16 Pct Recovery = 84% Analysis Date = 10/29/16 Pct Recovery = 84% Analysis Date = 10/27/16 Pct Recovery = 84% Analysis Date = 10/27/16 Pct Recovery = 84% Analysis Date = 10/24/16 Pct Recovery = 84% Analysis Date = 10/24/16 Pct Recovery = 84% Analysis Date = 10/22/16 Pct Recovery = 84% Analysis Date = 10/22/16 Pct Recovery = 84% Analysis Date = 10/19/16 Pct Recovery = 84% Analysis Date = 10/19/16 Pct Recovery = 84% Analysis Date = 10/17/16 Pct Recovery = 84% Analysis Date = 10/17/16 Pct Recovery = 84% Analysis Date = 10/15/16 Pct Recovery = 84% Analysis Date = 10/15/16 Pct Recovery = 84% Analysis Date = 10/12/16 Pct Recovery = 84% Analysis Date = 10/12/16 Pct Recovery = 84% Analysis Date = 10/10/16 Pct Recovery = 83% Analysis Date = 10/10/16 Pct Recovery = 83% Analysis Date = 10/07/16 Pct Recovery = 83% Analysis Date = 10/07/16 Pct Recovery = 83% Analysis Date = 10/05/16 Pct Recovery = 83% Analysis Date = 10/05/16 Pct Recovery = 83% Analysis Date = 10/02/16 Pct Recovery = 83% Analysis Date = 10/02/16 Pct Recovery = 83% Analysis Date = 09/30/16 Pct Recovery = 83% Analysis Date = 09/30/16 Pct Recovery = 83% Analysis Date = 09/28/16 Pct Recovery = 83% Analysis Date = 09/28/16 Pct Recovery = 83% Analysis Date = 09/25/16 Pct Recovery = 82% Analysis Date = 09/25/16 Pct Recovery = 82% Analysis Date = 09/23/16 Pct Recovery = 82% Analysis Date = 09/23/16 Pct Recovery = 82% Analysis Date = 09/20/16 Pct Recovery = 82% Analysis Date = 09/20/16 Pct Recovery = 82% Analysis Date = 09/18/16 Pct Recovery = 82% Analysis Date = 09/18/16 Pct Recovery = 82% Analysis Date = 09/15/16 Pct Recovery = 82% Analysis Date = 09/15/16 Pct Recovery = 82% Analysis Date = 09/13/16 Pct Recovery = 82% Analysis Date = 09/13/16 Pct Recovery = 82% Analysis Date = 09/11/16 Pct Recovery = 81% Analysis Date = 09/11/16 Pct Recovery = 81% Analysis Date = 09/08/16 Pct Recovery = 81% Analysis Date = 09/08/16 Pct Recovery = 81% Analysis Date = 09/06/16 Pct Recovery = 81% Analysis Date = 09/06/16 Pct Recovery = 81% Analysis Date = 09/03/16 Pct Recovery = 81% Analysis Date = 09/03/16 Pct Recovery = 81% Analysis Date = 09/01/16 Pct Recovery = 81% Analysis Date = 09/01/16 Pct Recovery = 81% Analysis Date = 08/29/16 Pct Recovery = 81% Analysis Date = 08/29/16 Pct Recovery = 81% Analysis Date = 08/27/16 Pct Recovery = 81% Analysis Date = 08/27/16 Pct Recovery = 81% Analysis Date = 08/25/16 Pct Recovery = 81% Analysis Date = 08/25/16 Pct Recovery = 81% Analysis Date = 08/22/16 Pct Recovery = 81% Analysis Date = 08/22/16 Pct Recovery = 81% Analysis Date = 08/20/16 Pct Recovery = 81% Analysis Date = 08/20/16 Pct Recovery = 81% Analysis Date = 08/17/16 Pct Recovery = 80% Analysis Date = 08/17/16 Pct Recovery = 80% Analysis Date = 08/15/16 Pct Recovery = 80% Analysis Date = 08/15/16 Pct Recovery = 80% Analysis Date = 08/13/16 Pct Recovery = 80% Analysis Date = 08/13/16 Pct Recovery = 80% Analysis Date = 08/10/16 Pct Recovery = 80% Analysis Date = 08/10/16 Pct Recovery = 80% Analysis Date = 08/08/16 Pct Recovery = 80% Analysis Date = 08/08/16 Pct Recovery = 80% Analysis Date = 08/05/16 Pct Recovery = 80% Analysis Date = 08/05/16 Pct Recovery = 80% Analysis Date = 08/03/16 Pct Recovery = 80% Analysis Date = 08/03/16 Pct Recovery = 80% Analysis Date = 07/31/16 Pct Recovery = 80% Analysis Date = 07/31/16 Pct Recovery = 80% Analysis Date = 07/29/16 Pct Recovery = 80% Analysis Date = 07/29/16 Pct Recovery = 80% Analysis Date = 07/27/16 Pct Recovery = 80% Analysis Date = 07/27/16 Pct Recovery = 80% Analysis Date = 07/24/16 Pct Recovery = 79% Analysis Date = 07/24/16 Pct Recovery = 79% Analysis Date = 07/22/16 Pct Recovery = 79% Analysis Date = 07/22/16 Pct Recovery = 79% Analysis Date = 07/19/16 Pct Recovery = 79% Analysis Date = 07/19/16 Pct Recovery = 79% Analysis Date = 07/17/16 Pct Recovery = 79% Analysis Date = 07/17/16 Pct Recovery = 79% Analysis Date = 07/14/16 Pct Recovery = 79% Analysis Date = 07/14/16 Pct Recovery = 79% Analysis Date = 07/12/16 Pct Recovery = 79% Analysis Date = 07/12/16 Pct Recovery = 79% Analysis Date = 07/10/16 Pct Recovery = 79% Analysis Date = 07/10/16 Pct Recovery = 79% Analysis Date = 07/07/16 Pct Recovery = 79% Analysis Date = 07/07/16 Pct Recovery = 79% Analysis Date = 07/05/16 Pct Recovery = 79% Analysis Date = 07/05/16 Pct Recovery = 79% Analysis Date = 07/02/16 Pct Recovery = 79% Analysis Date = 07/02/16 Pct Recovery = 79% Analysis Date = 06/30/16 Pct Recovery = 79% Analysis Date = 06/30/16 Pct Recovery = 79% Analysis Date = 06/27/16 Pct Recovery = 79% Analysis Date = 06/27/16 Pct Recovery = 79% Analysis Date = 06/25/16 Pct Recovery = 79% Analysis Date = 06/25/16 Pct Recovery = 79% Analysis Date = 06/23/16 Pct Recovery = 79% Analysis Date = 06/23/16 Pct Recovery = 79% Analysis Date = 06/20/16 Pct Recovery = 79% Analysis Date = 06/20/16 Pct Recovery = 79% Analysis Date = 06/18/16 Pct Recovery = 79% Analysis Date = 06/18/16 Pct Recovery = 79% Analysis Date = 06/15/16 Pct Recovery = 79% Analysis Date = 06/15/16 Pct Recovery = 79% Analysis Date = 06/13/16 Pct Recovery = 79% Analysis Date = 06/13/16 Pct Recovery = 79% Analysis Date = 06/10/16 Pct Recovery = 79% Analysis Date = 06/10/16 Pct Recovery = 79% Analysis Date = 06/08/16 Pct Recovery = 79% Analysis Date = 06/08/16 Pct Recovery = 79% Analysis Date = 06/06/16 Pct Recovery = 79% Analysis Date = 06/06/16 Pct Recovery = 79% Analysis Date = 06/03/16 Pct Recovery = 79% Analysis Date = 06/03/16 Pct Recovery = 79% Analysis Date = 06/01/16 Pct Recovery = 79% Analysis Date = 06/01/16 Pct Recovery = 79% Analysis Date = 05/29/16 Pct Recovery = 79% Analysis Date = 05/29/16 Pct Recovery = 79% Analysis Date = 05/27/16 Pct Recovery = 79% Analysis Date = 05/27/16 Pct Recovery = 79% Analysis Date = 05/24/16 Pct Recovery = 79% Analysis Date = 05/24/16 Pct Recovery = 79% Analysis Date = 05/22/16 Pct Recovery = 79% Analysis Date = 05/22/16 Pct Recovery = 79% Analysis Date = 05/20/16 Pct Recovery = 79% Analysis Date = 05/20/16 Pct Recovery = 79% Analysis Date = 05/17/16 Pct Recovery = 79% Analysis Date = 05/17/16 Pct Recovery = 79% Analysis Date = 05/15/16 Pct Recovery = 79% Analysis Date = 05/15/16 Pct Recovery = 79% Analysis Date = 05/12/16 Pct Recovery = 79% Analysis Date = 05/12/16 Pct Recovery = 79% Analysis Date = 05/10/16 Pct Recovery = 79% Analysis Date = 05/10/16 Pct Recovery = 79% Analysis Date = 05/08/16 Pct Recovery = 79% Analysis Date = 05/08/16 Pct Recovery = 79% Analysis Date = 05/05/16 Pct Recovery = 79% Analysis Date = 05/05/16 Pct Recovery = 79% Analysis Date = 05/03/16 Pct Recovery = 79% Analysis Date = 05/03/16 Pct Recovery = 79% Analysis Date = 04/30/16 Pct Recovery = 79% Analysis Date = 04/30/16 Pct Recovery = 79% Analysis Date = 04/28/16 Pct Recovery = 79% Analysis Date = 04/28/16 Pct Recovery = 79% Analysis Date = 04/25/16 Pct Recovery = 79% Analysis Date = 04/25/16 Pct Recovery = 79% Analysis Date = 04/23/16 Pct Recovery = 79% Analysis Date = 04/23/16 Pct Recovery = 79% Analysis Date = 04/21/16 Pct Recovery = 79% Analysis Date = 04/21/16 Pct Recovery = 79% Analysis Date = 04/18/16 Pct Recovery = 79% Analysis Date = 04/18/16 Pct Recovery = 79% Analysis Date = 04/16/16 Pct Recovery = 79% Analysis Date = 04/16/16 Pct Recovery = 79% Analysis Date = 04/13/16 Pct Recovery = 79% Analysis Date = 04/13/16 Pct Recovery = 79% Analysis Date = 04/11/16 Pct Recovery = 79% Analysis Date = 04/11/16 Pct Recovery = 79% Analysis Date = 04/08/16 Pct Recovery = 79% Analysis Date = 04/08/16 Pct Recovery = 79% Analysis Date = 04/06/16 Pct Recovery = 79% Analysis Date = 04/06/16 Pct Recovery = 79% Analysis Date = 04/04/16 Pct Recovery = 79% Analysis Date = 04/04/16 Pct Recovery = 79% Analysis Date = 04/01/16 Pct Recovery = 79% Analysis Date = 04/01/16 Pct Recovery = 79% Analysis Date = 03/30/16 Pct Recovery = 79% Analysis Date = 03/30/16 Pct Recovery = 79% Analysis Date = 03/27/16 Pct Recovery = 79% Analysis Date = 03/27/16 Pct Recovery = 79% Analysis Date = 03/25/16 Pct Recovery = 79% Analysis Date = 03/25/16 Pct Recovery = 79% Analysis Date = 03/22/16 Pct Recovery = 79% Analysis Date = 03/22/16 Pct Recovery = 79% Analysis Date = 03/20/16 Pct Recovery = 79% Analysis Date = 03/20/16 Pct Recovery = 79% Analysis Date = 03/18/16 Pct Recovery = 79% Analysis Date = 03/18/16 Pct Recovery = 79% Analysis Date = 03/15/16 Pct Recovery = 79% Analysis Date = 03/15/16 Pct Recovery = 79% Analysis Date = 03/13/16 Pct Recovery = 79% Analysis Date = 03/13/16 Pct Recovery = 79% Analysis Date = 03/10/16 Pct Recovery = 79% Analysis Date = 03/10/16 Pct Recovery = 79% Analysis Date = 03/08/16 Pct Recovery = 79% Analysis Date = 03/08/16 Pct Recovery = 79% Analysis Date = 03/05/16 Pct Recovery = 79% Analysis Date = 03/05/16 Pct Recovery = 79% Analysis Date = 03/03/16 Pct Recovery = 79% Analysis Date = 03/03/16 Pct Recovery = 79% Analysis Date = 03/01/16 Pct Recovery = 79% Analysis Date = 03/01/16 Pct Recovery = 79% Analysis Date = 02/27/16 Pct Recovery = 79% Analysis Date = 02/27/16 Pct Recovery = 79% Analysis Date = 02/25/16 Pct Recovery = 79% Analysis Date = 02/25/16 Pct Recovery = 79% Analysis Date = 02/22/16 Pct Recovery = 79% Analysis Date = 02/22/16 Pct Recovery = 79% Analysis Date = 02/20/16 Pct Recovery = 79% Analysis Date = 02/20/16 Pct Recovery = 79% Analysis Date = 02/18/16 Pct Recovery = 79% Y = 1.5 Y = 0.5 Y = 1
The SGPlot Procedure

Plotted Points Statistics
1,2,3,4-TETRAMETHYLBENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 18 84% 14% 84% 14%
Total 18 84% 14% 84% 14%

Sample Statistics
1,2,3,4-TETRAMETHYLBENZENE

Characteristic N % % Basis
Plotted 18 100% Spiked
Estimated Values 0 0% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 18 .  
False Negatives 0 0% 0 out of 18
Not Spiked 46 .  
False Positives 0 0% 0 out of 46