OBSP Determination:
PIPERONYL BUTOXIDE
METHOD: 2437 , TESTIDCODE: 65102LCM60

Analysis Date = 02/16/17 SpikeMix = Abs 071216: 100 µl & ChemService 5154100: 100 µl Pct Recovery = 79% Analysis Date = 02/16/17 SpikeMix = Abs 071216: 100 µl & ChemService 5154100: 100 µl Pct Recovery = 86% Analysis Date = 01/24/17 SpikeMix = ChemService 5154100: 100 µl & Spex Organics TS160603008: 100 µl Pct Recovery = 76% Analysis Date = 01/24/17 SpikeMix = ChemService 5154100: 100 µl & Spex Organics TS160603008: 100 µl Pct Recovery = 81% Analysis Date = 09/29/16 SpikeMix = ChemService 5154100: 100 µl & Abs 072516: 100 µl Pct Recovery = 66% Analysis Date = 09/29/16 SpikeMix = ChemService 5154100: 100 µl & Abs 072516: 100 µl Pct Recovery = 70% Analysis Date = 07/11/17 SpikeMix = Abs 071216: 80 µl & Abs 071816: 80 µl Pct Recovery = 77% Analysis Date = 06/24/17 SpikeMix = Abs 071216: 80 µl & Abs 071816: 80 µl Pct Recovery = 84% Analysis Date = 06/21/17 SpikeMix = ChemService 5154100: 80 µl & Abs 072516: 80 µl Pct Recovery = 106% Analysis Date = 06/02/17 SpikeMix = Abs 071216: 80 µl & ChemService 5154100: 80 µl Pct Recovery = 17% Analysis Date = 03/01/17 SpikeMix = Abs 071816: 80 µl & Abs 072516: 80 µl Pct Recovery = 81% Analysis Date = 03/01/17 SpikeMix = Abs 071816: 80 µl & Abs 072516: 80 µl Pct Recovery = 88% Analysis Date = 01/18/17 SpikeMix = Spex Organics TS160511023: 80 µl & Abs 071816: 80 µl Pct Recovery = 99% Analysis Date = 01/17/17 SpikeMix = Spex Organics TS160511023: 80 µl & Abs 071816: 80 µl Pct Recovery = 113% Analysis Date = 12/13/16 SpikeMix = Abs 071216: 80 µl & Abs 071816: 80 µl Pct Recovery = 87% Analysis Date = 12/13/16 SpikeMix = Abs 071216: 80 µl & Abs 071816: 80 µl Pct Recovery = 89% Analysis Date = 08/21/16 SpikeMix = Abs 071816: 80 µl & Abs 072516: 80 µl Pct Recovery = 90% Analysis Date = 08/21/16 SpikeMix = Abs 071816: 80 µl & Abs 072516: 80 µl Pct Recovery = 94% Analysis Date = 05/06/16 SpikeMix = ERA 0406-15-06: 20 µl & ChemService 4047000: 20 µl & ChemService 3880000: 20 µl Pct Recovery = 75% Analysis Date = 05/06/16 SpikeMix = ERA 0406-15-06: 20 µl & ChemService 4047000: 20 µl & ChemService 3880000: 20 µl Pct Recovery = 79% Analysis Date = 03/11/16 SpikeMix = ChemService 4047000: 20 µl & ChemService 3880000: 20 µl & ERA 0406-15-05: 20 µl Pct Recovery = 72% Analysis Date = 03/11/16 SpikeMix = ChemService 4047000: 20 µl & ChemService 3880000: 20 µl & ERA 0406-15-05: 20 µl Pct Recovery = 63% Analysis Date = 03/11/16 SpikeMix = ChemService 4047000: 20 µl & ChemService 3880000: 20 µl & ERA 0406-15-05: 20 µl Pct Recovery = 61% Analysis Date = 04/20/16 SpikeMix = ERA 0406-15-04: 20 µl & ERA 0406-15-05: 20 µl Pct Recovery = 46% Analysis Date = 04/20/16 SpikeMix = ERA 0406-15-05: 20 µl & ERA 0406-15-04: 20 µl Pct Recovery = 47% Analysis Date = 02/17/16 SpikeMix = ERA 0406-15-06: 20 µl & ERA 0406-15-04: 20 µl Pct Recovery = 66% Analysis Date = 02/17/16 SpikeMix = ERA 0406-15-06: 20 µl & ERA 0406-15-04: 20 µl Pct Recovery = 74% Analysis Date = 02/17/16 SpikeMix = ERA 0406-15-06: 20 µl & ERA 0406-15-04: 20 µl Pct Recovery = 65% Analysis Date = 07/28/17 SpikeMix = Spex Organics TS160511023: 40 µl & Abs 071816: 40 µl Pct Recovery = 84% Analysis Date = 06/07/17 SpikeMix = Abs 071216: 40 µl & Abs 071816: 40 µl Pct Recovery = 51% Analysis Date = 05/07/17 SpikeMix = Abs 071816: 40 µl & Abs 072516: 40 µl Pct Recovery = 97% Analysis Date = 01/10/17 SpikeMix = Abs 071816: 40 µl & Spex Organics TS160603008: 40 µl Pct Recovery = 103% Analysis Date = 01/10/17 SpikeMix = Abs 071816: 40 µl & Spex Organics TS160603008: 40 µl Pct Recovery = 71% Analysis Date = 11/17/16 SpikeMix = ChemService 5154100: 40 µl & Abs 072516: 40 µl Pct Recovery = 126% Analysis Date = 11/12/16 SpikeMix = Abs 071816: 40 µl & Abs 072516: 40 µl Pct Recovery = 77% Analysis Date = 11/12/16 SpikeMix = Abs 071816: 40 µl & Abs 072516: 40 µl Pct Recovery = 84% Analysis Date = 11/08/16 SpikeMix = Spex Organics TS160511023: 40 µl & Abs 071816: 40 µl Pct Recovery = 97% Analysis Date = 11/08/16 SpikeMix = Spex Organics TS160511023: 40 µl & Abs 071816: 40 µl Pct Recovery = 94% Analysis Date = 09/21/16 SpikeMix = Abs 071216: 40 µl & ChemService 5154100: 40 µl Pct Recovery = 77% Analysis Date = 09/21/16 SpikeMix = Abs 071216: 40 µl & ChemService 5154100: 40 µl Pct Recovery = 72% Analysis Date = 09/07/16 SpikeMix = Abs 071816: 40 µl & Spex Organics TS160603008: 40 µl Pct Recovery = 67% Analysis Date = 09/07/16 SpikeMix = Abs 071816: 40 µl & Spex Organics TS160603008: 40 µl Pct Recovery = 63% Analysis Date = 08/31/16 SpikeMix = Abs 071216: 40 µl & Abs 071816: 40 µl Pct Recovery = 76% Analysis Date = 08/30/16 SpikeMix = Abs 071216: 40 µl & Abs 071816: 40 µl Pct Recovery = 75% Analysis Date = 07/29/16 SpikeMix = Spex Organics TS160511023: 40 µl & ChemService 5154100: 40 µl & ChemService 5154 Pct Recovery = 48% Analysis Date = 07/29/16 SpikeMix = ChemService 5154100: 40 µl & ChemService 5154200: 40 µl & Spex Organics TS160603 Pct Recovery = 38% Analysis Date = 07/29/16 SpikeMix = ChemService 5154100: 40 µl & ChemService 5154200: 40 µl & Spex Organics TS160603 Pct Recovery = 54% Analysis Date = 03/23/16 SpikeMix = ChemService 4047100: 10 µl & ChemService 3880200: 10 µl & ChemService 4047000: 1 Pct Recovery = 61% Analysis Date = 03/23/16 SpikeMix = ChemService 4047100: 10 µl & ChemService 3880200: 10 µl & ChemService 4047000: 1 Pct Recovery = 57% Analysis Date = 03/23/16 SpikeMix = ChemService 4047100: 10 µl & ChemService 3880200: 10 µl & ChemService 4047000: 1 Pct Recovery = 72% Analysis Date = 03/02/16 SpikeMix = ERA 0406-15-06: 10 µl & ChemService 4047000: 10 µl & ChemService 3880000: 10 µl Pct Recovery = 54% Analysis Date = 03/02/16 SpikeMix = ERA 0406-15-06: 10 µl & ChemService 4047000: 10 µl & ChemService 3880000: 10 µl Pct Recovery = 54% Analysis Date = 03/02/16 SpikeMix = ERA 0406-15-06: 10 µl & ChemService 4047000: 10 µl & ChemService 3880000: 10 µl Pct Recovery = 67% Analysis Date = 02/18/16 SpikeMix = ChemService 4047000: 10 µl & ChemService 3880000: 10 µl & ChemService 3995200: 1 Pct Recovery = 67% Analysis Date = 02/18/16 SpikeMix = ChemService 4047000: 10 µl & ChemService 3880000: 10 µl & ChemService 3995200: 1 Pct Recovery = 59% Analysis Date = 02/18/16 SpikeMix = ChemService 4047000: 10 µl & ChemService 3880000: 10 µl & ChemService 3995200: 1 Pct Recovery = 77% Analysis Date = 02/24/16 SpikeMix = ERA 0406-15-04: 10 µl & ChemService 3995200: 10 µl & ChemService 3880100: 10 µl Pct Recovery = 87% Analysis Date = 02/24/16 SpikeMix = ERA 0406-15-04: 10 µl & ChemService 3995200: 10 µl & ChemService 3880100: 10 µl Pct Recovery = 87% Analysis Date = 02/24/16 SpikeMix = ERA 0406-15-04: 10 µl & ChemService 3995200: 10 µl & ChemService 3880100: 10 µl Pct Recovery = 98% Analysis Date = 02/19/16 SpikeMix = ChemService 4047100: 10 µl & ChemService 3880200: 10 µl & ERA 0406-15-04: 10 µl Pct Recovery = 113% Analysis Date = 02/19/16 SpikeMix = ChemService 4047100: 10 µl & ChemService 3880200: 10 µl & ERA 0406-15-04: 10 µl Pct Recovery = 98% Analysis Date = 02/19/16 SpikeMix = ChemService 4047100: 10 µl & ChemService 3880200: 10 µl & ERA 0406-15-04: 10 µl Pct Recovery = 128% Analysis Date = 07/27/17 Pct Recovery = 73% Analysis Date = 07/25/17 Pct Recovery = 73% Analysis Date = 07/25/17 Pct Recovery = 73% Analysis Date = 07/22/17 Pct Recovery = 73% Analysis Date = 07/22/17 Pct Recovery = 73% Analysis Date = 07/20/17 Pct Recovery = 73% Analysis Date = 07/20/17 Pct Recovery = 73% Analysis Date = 07/17/17 Pct Recovery = 73% Analysis Date = 07/17/17 Pct Recovery = 73% Analysis Date = 07/14/17 Pct Recovery = 73% Analysis Date = 07/14/17 Pct Recovery = 73% Analysis Date = 07/12/17 Pct Recovery = 74% Analysis Date = 07/12/17 Pct Recovery = 74% Analysis Date = 07/09/17 Pct Recovery = 74% Analysis Date = 07/09/17 Pct Recovery = 74% Analysis Date = 07/06/17 Pct Recovery = 74% Analysis Date = 07/06/17 Pct Recovery = 74% Analysis Date = 07/04/17 Pct Recovery = 74% Analysis Date = 07/04/17 Pct Recovery = 74% Analysis Date = 07/01/17 Pct Recovery = 74% Analysis Date = 07/01/17 Pct Recovery = 74% Analysis Date = 06/29/17 Pct Recovery = 75% Analysis Date = 06/29/17 Pct Recovery = 75% Analysis Date = 06/26/17 Pct Recovery = 75% Analysis Date = 06/26/17 Pct Recovery = 75% Analysis Date = 06/23/17 Pct Recovery = 75% Analysis Date = 06/23/17 Pct Recovery = 75% Analysis Date = 06/21/17 Pct Recovery = 75% Analysis Date = 06/21/17 Pct Recovery = 75% Analysis Date = 06/18/17 Pct Recovery = 75% Analysis Date = 06/18/17 Pct Recovery = 75% Analysis Date = 06/15/17 Pct Recovery = 75% Analysis Date = 06/15/17 Pct Recovery = 75% Analysis Date = 06/13/17 Pct Recovery = 76% Analysis Date = 06/13/17 Pct Recovery = 76% Analysis Date = 06/10/17 Pct Recovery = 76% Analysis Date = 06/10/17 Pct Recovery = 76% Analysis Date = 06/07/17 Pct Recovery = 76% Analysis Date = 06/07/17 Pct Recovery = 76% Analysis Date = 06/05/17 Pct Recovery = 76% Analysis Date = 06/05/17 Pct Recovery = 76% Analysis Date = 06/02/17 Pct Recovery = 76% Analysis Date = 06/02/17 Pct Recovery = 76% Analysis Date = 05/31/17 Pct Recovery = 77% Analysis Date = 05/31/17 Pct Recovery = 77% Analysis Date = 05/28/17 Pct Recovery = 77% Analysis Date = 05/28/17 Pct Recovery = 77% Analysis Date = 05/25/17 Pct Recovery = 77% Analysis Date = 05/25/17 Pct Recovery = 77% Analysis Date = 05/23/17 Pct Recovery = 77% Analysis Date = 05/23/17 Pct Recovery = 77% Analysis Date = 05/20/17 Pct Recovery = 77% Analysis Date = 05/20/17 Pct Recovery = 77% Analysis Date = 05/17/17 Pct Recovery = 77% Analysis Date = 05/17/17 Pct Recovery = 77% Analysis Date = 05/15/17 Pct Recovery = 78% Analysis Date = 05/15/17 Pct Recovery = 78% Analysis Date = 05/12/17 Pct Recovery = 78% Analysis Date = 05/12/17 Pct Recovery = 78% Analysis Date = 05/09/17 Pct Recovery = 78% Analysis Date = 05/09/17 Pct Recovery = 78% Analysis Date = 05/07/17 Pct Recovery = 78% Analysis Date = 05/07/17 Pct Recovery = 78% Analysis Date = 05/04/17 Pct Recovery = 78% Analysis Date = 05/04/17 Pct Recovery = 78% Analysis Date = 05/02/17 Pct Recovery = 79% Analysis Date = 05/02/17 Pct Recovery = 79% Analysis Date = 04/29/17 Pct Recovery = 79% Analysis Date = 04/29/17 Pct Recovery = 79% Analysis Date = 04/26/17 Pct Recovery = 79% Analysis Date = 04/26/17 Pct Recovery = 79% Analysis Date = 04/24/17 Pct Recovery = 79% Analysis Date = 04/24/17 Pct Recovery = 79% Analysis Date = 04/21/17 Pct Recovery = 79% Analysis Date = 04/21/17 Pct Recovery = 79% Analysis Date = 04/18/17 Pct Recovery = 79% Analysis Date = 04/18/17 Pct Recovery = 79% Analysis Date = 04/16/17 Pct Recovery = 80% Analysis Date = 04/16/17 Pct Recovery = 80% Analysis Date = 04/13/17 Pct Recovery = 80% Analysis Date = 04/13/17 Pct Recovery = 80% Analysis Date = 04/10/17 Pct Recovery = 80% Analysis Date = 04/10/17 Pct Recovery = 80% Analysis Date = 04/08/17 Pct Recovery = 80% Analysis Date = 04/08/17 Pct Recovery = 80% Analysis Date = 04/05/17 Pct Recovery = 80% Analysis Date = 04/05/17 Pct Recovery = 80% Analysis Date = 04/03/17 Pct Recovery = 80% Analysis Date = 04/03/17 Pct Recovery = 80% Analysis Date = 03/31/17 Pct Recovery = 81% Analysis Date = 03/31/17 Pct Recovery = 81% Analysis Date = 03/28/17 Pct Recovery = 81% Analysis Date = 03/28/17 Pct Recovery = 81% Analysis Date = 03/26/17 Pct Recovery = 81% Analysis Date = 03/26/17 Pct Recovery = 81% Analysis Date = 03/23/17 Pct Recovery = 81% Analysis Date = 03/23/17 Pct Recovery = 81% Analysis Date = 03/20/17 Pct Recovery = 81% Analysis Date = 03/20/17 Pct Recovery = 81% Analysis Date = 03/18/17 Pct Recovery = 82% Analysis Date = 03/18/17 Pct Recovery = 82% Analysis Date = 03/15/17 Pct Recovery = 82% Analysis Date = 03/15/17 Pct Recovery = 82% Analysis Date = 03/12/17 Pct Recovery = 82% Analysis Date = 03/12/17 Pct Recovery = 82% Analysis Date = 03/10/17 Pct Recovery = 82% Analysis Date = 03/10/17 Pct Recovery = 82% Analysis Date = 03/07/17 Pct Recovery = 82% Analysis Date = 03/07/17 Pct Recovery = 82% Analysis Date = 03/05/17 Pct Recovery = 82% Analysis Date = 03/05/17 Pct Recovery = 82% Analysis Date = 03/02/17 Pct Recovery = 83% Analysis Date = 03/02/17 Pct Recovery = 83% Analysis Date = 02/27/17 Pct Recovery = 83% Analysis Date = 02/27/17 Pct Recovery = 83% Analysis Date = 02/25/17 Pct Recovery = 83% Analysis Date = 02/25/17 Pct Recovery = 83% Analysis Date = 02/22/17 Pct Recovery = 83% Analysis Date = 02/22/17 Pct Recovery = 83% Analysis Date = 02/19/17 Pct Recovery = 84% Analysis Date = 02/19/17 Pct Recovery = 84% Analysis Date = 02/17/17 Pct Recovery = 84% Analysis Date = 02/17/17 Pct Recovery = 84% Analysis Date = 02/14/17 Pct Recovery = 84% Analysis Date = 02/14/17 Pct Recovery = 84% Analysis Date = 02/11/17 Pct Recovery = 84% Analysis Date = 02/11/17 Pct Recovery = 84% Analysis Date = 02/09/17 Pct Recovery = 84% Analysis Date = 02/09/17 Pct Recovery = 84% Analysis Date = 02/06/17 Pct Recovery = 85% Analysis Date = 02/06/17 Pct Recovery = 85% Analysis Date = 02/04/17 Pct Recovery = 85% Analysis Date = 02/04/17 Pct Recovery = 85% Analysis Date = 02/01/17 Pct Recovery = 85% Analysis Date = 02/01/17 Pct Recovery = 85% Analysis Date = 01/29/17 Pct Recovery = 85% Analysis Date = 01/29/17 Pct Recovery = 85% Analysis Date = 01/27/17 Pct Recovery = 86% Analysis Date = 01/27/17 Pct Recovery = 86% Analysis Date = 01/24/17 Pct Recovery = 86% Analysis Date = 01/24/17 Pct Recovery = 86% Analysis Date = 01/21/17 Pct Recovery = 86% Analysis Date = 01/21/17 Pct Recovery = 86% Analysis Date = 01/19/17 Pct Recovery = 86% Analysis Date = 01/19/17 Pct Recovery = 86% Analysis Date = 01/16/17 Pct Recovery = 86% Analysis Date = 01/16/17 Pct Recovery = 86% Analysis Date = 01/14/17 Pct Recovery = 86% Analysis Date = 01/14/17 Pct Recovery = 86% Analysis Date = 01/11/17 Pct Recovery = 86% Analysis Date = 01/11/17 Pct Recovery = 86% Analysis Date = 01/08/17 Pct Recovery = 86% Analysis Date = 01/08/17 Pct Recovery = 86% Analysis Date = 01/06/17 Pct Recovery = 85% Analysis Date = 01/06/17 Pct Recovery = 85% Analysis Date = 01/03/17 Pct Recovery = 85% Analysis Date = 01/03/17 Pct Recovery = 85% Analysis Date = 12/31/16 Pct Recovery = 85% Analysis Date = 12/31/16 Pct Recovery = 85% Analysis Date = 12/29/16 Pct Recovery = 85% Analysis Date = 12/29/16 Pct Recovery = 85% Analysis Date = 12/26/16 Pct Recovery = 85% Analysis Date = 12/26/16 Pct Recovery = 85% Analysis Date = 12/23/16 Pct Recovery = 85% Analysis Date = 12/23/16 Pct Recovery = 85% Analysis Date = 12/21/16 Pct Recovery = 85% Analysis Date = 12/21/16 Pct Recovery = 85% Analysis Date = 12/18/16 Pct Recovery = 84% Analysis Date = 12/18/16 Pct Recovery = 84% Analysis Date = 12/16/16 Pct Recovery = 84% Analysis Date = 12/16/16 Pct Recovery = 84% Analysis Date = 12/13/16 Pct Recovery = 84% Analysis Date = 12/13/16 Pct Recovery = 84% Analysis Date = 12/10/16 Pct Recovery = 84% Analysis Date = 12/10/16 Pct Recovery = 84% Analysis Date = 12/08/16 Pct Recovery = 84% Analysis Date = 12/08/16 Pct Recovery = 84% Analysis Date = 12/05/16 Pct Recovery = 84% Analysis Date = 12/05/16 Pct Recovery = 84% Analysis Date = 12/02/16 Pct Recovery = 83% Analysis Date = 12/02/16 Pct Recovery = 83% Analysis Date = 11/30/16 Pct Recovery = 83% Analysis Date = 11/30/16 Pct Recovery = 83% Analysis Date = 11/27/16 Pct Recovery = 83% Analysis Date = 11/27/16 Pct Recovery = 83% Analysis Date = 11/24/16 Pct Recovery = 83% Analysis Date = 11/24/16 Pct Recovery = 83% Analysis Date = 11/22/16 Pct Recovery = 83% Analysis Date = 11/22/16 Pct Recovery = 83% Analysis Date = 11/19/16 Pct Recovery = 83% Analysis Date = 11/19/16 Pct Recovery = 83% Analysis Date = 11/17/16 Pct Recovery = 83% Analysis Date = 11/17/16 Pct Recovery = 83% Analysis Date = 11/14/16 Pct Recovery = 82% Analysis Date = 11/14/16 Pct Recovery = 82% Analysis Date = 11/11/16 Pct Recovery = 82% Analysis Date = 11/11/16 Pct Recovery = 82% Analysis Date = 11/09/16 Pct Recovery = 82% Analysis Date = 11/09/16 Pct Recovery = 82% Analysis Date = 11/06/16 Pct Recovery = 81% Analysis Date = 11/06/16 Pct Recovery = 81% Analysis Date = 11/03/16 Pct Recovery = 81% Analysis Date = 11/03/16 Pct Recovery = 81% Analysis Date = 11/01/16 Pct Recovery = 81% Analysis Date = 11/01/16 Pct Recovery = 81% Analysis Date = 10/29/16 Pct Recovery = 80% Analysis Date = 10/29/16 Pct Recovery = 80% Analysis Date = 10/26/16 Pct Recovery = 80% Analysis Date = 10/26/16 Pct Recovery = 80% Analysis Date = 10/24/16 Pct Recovery = 80% Analysis Date = 10/24/16 Pct Recovery = 80% Analysis Date = 10/21/16 Pct Recovery = 79% Analysis Date = 10/21/16 Pct Recovery = 79% Analysis Date = 10/19/16 Pct Recovery = 79% Analysis Date = 10/19/16 Pct Recovery = 79% Analysis Date = 10/16/16 Pct Recovery = 79% Analysis Date = 10/16/16 Pct Recovery = 79% Analysis Date = 10/13/16 Pct Recovery = 78% Analysis Date = 10/13/16 Pct Recovery = 78% Analysis Date = 10/11/16 Pct Recovery = 78% Analysis Date = 10/11/16 Pct Recovery = 78% Analysis Date = 10/08/16 Pct Recovery = 78% Analysis Date = 10/08/16 Pct Recovery = 78% Analysis Date = 10/05/16 Pct Recovery = 77% Analysis Date = 10/05/16 Pct Recovery = 77% Analysis Date = 10/03/16 Pct Recovery = 77% Analysis Date = 10/03/16 Pct Recovery = 77% Analysis Date = 09/30/16 Pct Recovery = 77% Analysis Date = 09/30/16 Pct Recovery = 77% Analysis Date = 09/27/16 Pct Recovery = 76% Analysis Date = 09/27/16 Pct Recovery = 76% Analysis Date = 09/25/16 Pct Recovery = 76% Analysis Date = 09/25/16 Pct Recovery = 76% Analysis Date = 09/22/16 Pct Recovery = 76% Analysis Date = 09/22/16 Pct Recovery = 76% Analysis Date = 09/20/16 Pct Recovery = 75% Analysis Date = 09/20/16 Pct Recovery = 75% Analysis Date = 09/17/16 Pct Recovery = 75% Analysis Date = 09/17/16 Pct Recovery = 75% Analysis Date = 09/14/16 Pct Recovery = 74% Analysis Date = 09/14/16 Pct Recovery = 74% Analysis Date = 09/12/16 Pct Recovery = 74% Analysis Date = 09/12/16 Pct Recovery = 74% Analysis Date = 09/09/16 Pct Recovery = 74% Analysis Date = 09/09/16 Pct Recovery = 74% Analysis Date = 09/06/16 Pct Recovery = 73% Analysis Date = 09/06/16 Pct Recovery = 73% Analysis Date = 09/04/16 Pct Recovery = 73% Analysis Date = 09/04/16 Pct Recovery = 73% Analysis Date = 09/01/16 Pct Recovery = 72% Analysis Date = 09/01/16 Pct Recovery = 72% Analysis Date = 08/29/16 Pct Recovery = 72% Analysis Date = 08/29/16 Pct Recovery = 72% Analysis Date = 08/27/16 Pct Recovery = 72% Analysis Date = 08/27/16 Pct Recovery = 72% Analysis Date = 08/24/16 Pct Recovery = 72% Analysis Date = 08/24/16 Pct Recovery = 72% Analysis Date = 08/22/16 Pct Recovery = 72% Analysis Date = 08/22/16 Pct Recovery = 72% Analysis Date = 08/19/16 Pct Recovery = 71% Analysis Date = 08/19/16 Pct Recovery = 71% Analysis Date = 08/16/16 Pct Recovery = 71% Analysis Date = 08/16/16 Pct Recovery = 71% Analysis Date = 08/14/16 Pct Recovery = 71% Analysis Date = 08/14/16 Pct Recovery = 71% Analysis Date = 08/11/16 Pct Recovery = 71% Analysis Date = 08/11/16 Pct Recovery = 71% Analysis Date = 08/08/16 Pct Recovery = 71% Analysis Date = 08/08/16 Pct Recovery = 71% Analysis Date = 08/06/16 Pct Recovery = 71% Analysis Date = 08/06/16 Pct Recovery = 71% Analysis Date = 08/03/16 Pct Recovery = 71% Analysis Date = 08/03/16 Pct Recovery = 71% Analysis Date = 08/01/16 Pct Recovery = 70% Analysis Date = 08/01/16 Pct Recovery = 70% Analysis Date = 07/29/16 Pct Recovery = 70% Analysis Date = 07/29/16 Pct Recovery = 70% Analysis Date = 07/26/16 Pct Recovery = 70% Analysis Date = 07/26/16 Pct Recovery = 70% Analysis Date = 07/24/16 Pct Recovery = 70% Analysis Date = 07/24/16 Pct Recovery = 70% Analysis Date = 07/21/16 Pct Recovery = 70% Analysis Date = 07/21/16 Pct Recovery = 70% Analysis Date = 07/18/16 Pct Recovery = 70% Analysis Date = 07/18/16 Pct Recovery = 70% Analysis Date = 07/16/16 Pct Recovery = 70% Analysis Date = 07/16/16 Pct Recovery = 70% Analysis Date = 07/13/16 Pct Recovery = 69% Analysis Date = 07/13/16 Pct Recovery = 69% Analysis Date = 07/10/16 Pct Recovery = 69% Analysis Date = 07/10/16 Pct Recovery = 69% Analysis Date = 07/08/16 Pct Recovery = 69% Analysis Date = 07/08/16 Pct Recovery = 69% Analysis Date = 07/05/16 Pct Recovery = 69% Analysis Date = 07/05/16 Pct Recovery = 69% Analysis Date = 07/03/16 Pct Recovery = 69% Analysis Date = 07/03/16 Pct Recovery = 69% Analysis Date = 06/30/16 Pct Recovery = 69% Analysis Date = 06/30/16 Pct Recovery = 69% Analysis Date = 06/27/16 Pct Recovery = 69% Analysis Date = 06/27/16 Pct Recovery = 69% Analysis Date = 06/25/16 Pct Recovery = 68% Analysis Date = 06/25/16 Pct Recovery = 68% Analysis Date = 06/22/16 Pct Recovery = 68% Analysis Date = 06/22/16 Pct Recovery = 68% Analysis Date = 06/19/16 Pct Recovery = 68% Analysis Date = 06/19/16 Pct Recovery = 68% Analysis Date = 06/17/16 Pct Recovery = 68% Analysis Date = 06/17/16 Pct Recovery = 68% Analysis Date = 06/14/16 Pct Recovery = 68% Analysis Date = 06/14/16 Pct Recovery = 68% Analysis Date = 06/11/16 Pct Recovery = 68% Analysis Date = 06/11/16 Pct Recovery = 68% Analysis Date = 06/09/16 Pct Recovery = 68% Analysis Date = 06/09/16 Pct Recovery = 68% Analysis Date = 06/06/16 Pct Recovery = 67% Analysis Date = 06/06/16 Pct Recovery = 67% Analysis Date = 06/04/16 Pct Recovery = 67% Analysis Date = 06/04/16 Pct Recovery = 67% Analysis Date = 06/01/16 Pct Recovery = 67% Analysis Date = 06/01/16 Pct Recovery = 67% Analysis Date = 05/29/16 Pct Recovery = 67% Analysis Date = 05/29/16 Pct Recovery = 67% Analysis Date = 05/27/16 Pct Recovery = 67% Analysis Date = 05/27/16 Pct Recovery = 67% Analysis Date = 05/24/16 Pct Recovery = 67% Analysis Date = 05/24/16 Pct Recovery = 67% Analysis Date = 05/21/16 Pct Recovery = 67% Analysis Date = 05/21/16 Pct Recovery = 67% Analysis Date = 05/19/16 Pct Recovery = 67% Analysis Date = 05/19/16 Pct Recovery = 67% Analysis Date = 05/16/16 Pct Recovery = 66% Analysis Date = 05/16/16 Pct Recovery = 66% Analysis Date = 05/13/16 Pct Recovery = 66% Analysis Date = 05/13/16 Pct Recovery = 66% Analysis Date = 05/11/16 Pct Recovery = 66% Analysis Date = 05/11/16 Pct Recovery = 66% Analysis Date = 05/08/16 Pct Recovery = 66% Analysis Date = 05/08/16 Pct Recovery = 66% Analysis Date = 05/06/16 Pct Recovery = 66% Analysis Date = 05/06/16 Pct Recovery = 66% Analysis Date = 05/03/16 Pct Recovery = 66% Analysis Date = 05/03/16 Pct Recovery = 66% Analysis Date = 04/30/16 Pct Recovery = 66% Analysis Date = 04/30/16 Pct Recovery = 66% Analysis Date = 04/28/16 Pct Recovery = 67% Analysis Date = 04/28/16 Pct Recovery = 67% Analysis Date = 04/25/16 Pct Recovery = 67% Analysis Date = 04/25/16 Pct Recovery = 67% Analysis Date = 04/22/16 Pct Recovery = 67% Analysis Date = 04/22/16 Pct Recovery = 67% Analysis Date = 04/20/16 Pct Recovery = 68% Analysis Date = 04/20/16 Pct Recovery = 68% Analysis Date = 04/17/16 Pct Recovery = 68% Analysis Date = 04/17/16 Pct Recovery = 68% Analysis Date = 04/14/16 Pct Recovery = 68% Analysis Date = 04/14/16 Pct Recovery = 68% Analysis Date = 04/12/16 Pct Recovery = 69% Analysis Date = 04/12/16 Pct Recovery = 69% Analysis Date = 04/09/16 Pct Recovery = 69% Analysis Date = 04/09/16 Pct Recovery = 69% Analysis Date = 04/07/16 Pct Recovery = 69% Analysis Date = 04/07/16 Pct Recovery = 69% Analysis Date = 04/04/16 Pct Recovery = 70% Analysis Date = 04/04/16 Pct Recovery = 70% Analysis Date = 04/01/16 Pct Recovery = 70% Analysis Date = 04/01/16 Pct Recovery = 70% Analysis Date = 03/30/16 Pct Recovery = 70% Analysis Date = 03/30/16 Pct Recovery = 70% Analysis Date = 03/27/16 Pct Recovery = 71% Analysis Date = 03/27/16 Pct Recovery = 71% Analysis Date = 03/24/16 Pct Recovery = 71% Analysis Date = 03/24/16 Pct Recovery = 71% Analysis Date = 03/22/16 Pct Recovery = 71% Analysis Date = 03/22/16 Pct Recovery = 71% Analysis Date = 03/19/16 Pct Recovery = 72% Analysis Date = 03/19/16 Pct Recovery = 72% Analysis Date = 03/16/16 Pct Recovery = 72% Analysis Date = 03/16/16 Pct Recovery = 72% Analysis Date = 03/14/16 Pct Recovery = 73% Analysis Date = 03/14/16 Pct Recovery = 73% Analysis Date = 03/11/16 Pct Recovery = 73% Analysis Date = 03/11/16 Pct Recovery = 73% Analysis Date = 03/09/16 Pct Recovery = 74% Analysis Date = 03/09/16 Pct Recovery = 74% Analysis Date = 03/06/16 Pct Recovery = 74% Analysis Date = 03/06/16 Pct Recovery = 74% Analysis Date = 03/03/16 Pct Recovery = 74% Analysis Date = 03/03/16 Pct Recovery = 74% Analysis Date = 03/01/16 Pct Recovery = 75% Analysis Date = 03/01/16 Pct Recovery = 75% Analysis Date = 02/27/16 Pct Recovery = 75% Analysis Date = 02/27/16 Pct Recovery = 75% Analysis Date = 02/24/16 Pct Recovery = 76% Analysis Date = 02/24/16 Pct Recovery = 76% Analysis Date = 02/22/16 Pct Recovery = 76% Analysis Date = 02/22/16 Pct Recovery = 76% Analysis Date = 02/19/16 Pct Recovery = 77% Analysis Date = 02/19/16 Pct Recovery = 77% Analysis Date = 02/17/16 Pct Recovery = 77% Y = 1.5 Y = 0.5 Y = 1
The SGPlot Procedure

Plotted Points Statistics
PIPERONYL BUTOXIDE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 62 77% 20% 77% 17%
Total 62 77% 20% 77% 17%

Sample Statistics
PIPERONYL BUTOXIDE

Characteristic N % % Basis
Plotted 62 87% Spiked
Estimated Values 18 25% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 9 13% Spiked
Spiked 73 .  
False Negatives 0 0% 0 out of 71
Not Spiked 39 .  
False Positives 0 0% 0 out of 39