BQS OBSP Determination:
METHYL METHACRYLATE
METHOD: 4440 , TESTIDCODE: 81597GCM66
DATES: 05/01/14 - 12/12/16
Open Data Set

 Expected Conc. = 2.404 
 Median Pct Recovery = 91%  Expected Conc. = 2.404 
 Median Pct Recovery = 91%  Expected Conc. = 2.404 
 Median Pct Recovery = 91%  Expected Conc. = 2.404 
 Median Pct Recovery = 91%  Expected Conc. = 2.404 
 Median Pct Recovery = 91%  Expected Conc. = 1.51 
 Median Pct Recovery = 91%  Expected Conc. = 1.51 
 Median Pct Recovery = 91%  Expected Conc. = 1.51 
 Median Pct Recovery = 91%  Expected Conc. = 1.51 
 Median Pct Recovery = 91%  Expected Conc. = 1.5025 
 Median Pct Recovery = 91%  Expected Conc. = 1.5025 
 Median Pct Recovery = 91%  Expected Conc. = 1.5025 
 Median Pct Recovery = 91%  Expected Conc. = 1.5025 
 Median Pct Recovery = 91%  Expected Conc. = 1.36 
 Median Pct Recovery = 91%  Expected Conc. = 1.36 
 Median Pct Recovery = 91%  Expected Conc. = 1.345 
 Median Pct Recovery = 91%  Expected Conc. = 1.345 
 Median Pct Recovery = 91%  Expected Conc. = 1.345 
 Median Pct Recovery = 91%  Expected Conc. = 1.345 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.906 
 Median Pct Recovery = 91%  Expected Conc. = 0.9015 
 Median Pct Recovery = 91%  Expected Conc. = 0.9015 
 Median Pct Recovery = 91%  Expected Conc. = 0.9015 
 Median Pct Recovery = 91%  Expected Conc. = 0.9015 
 Median Pct Recovery = 91%  Expected Conc. = 0.9015 
 Median Pct Recovery = 91%  Expected Conc. = 0.9015 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.884 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.88 
 Median Pct Recovery = 91%  Expected Conc. = 0.816 
 Median Pct Recovery = 91%  Expected Conc. = 0.816 
 Median Pct Recovery = 91%  Expected Conc. = 0.816 
 Median Pct Recovery = 91%  Expected Conc. = 0.816 
 Median Pct Recovery = 91%  Expected Conc. = 0.816 
 Median Pct Recovery = 91%  Expected Conc. = 0.816 
 Median Pct Recovery = 91%  Expected Conc. = 0.807 
 Median Pct Recovery = 91%  Expected Conc. = 0.807 
 Median Pct Recovery = 91%  Expected Conc. = 0.807 
 Median Pct Recovery = 91%  Expected Conc. = 0.807 
 Median Pct Recovery = 91%  Expected Conc. = 0.807 
 Median Pct Recovery = 91%  Expected Conc. = 0.807 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.544 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.538 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.442 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Expected Conc. = 0.44 
 Median Pct Recovery = 91%  Analysis Date = 12/12/16 
 SpikeMix = Accu 216041125: 40 µl & Crescent 03FF058: 40 µl 
 Pct Recovery = 95%  Analysis Date = 07/20/16 
 SpikeMix = Supelco LC20141V: 40 µl & Accu 216041125: 40 µl 
 Pct Recovery = 96%  Analysis Date = 07/14/16 
 SpikeMix = Accu 216041125: 40 µl & NSI 041816AVOC: 40 µl 
 Pct Recovery = 79%  Analysis Date = 08/12/16 
 SpikeMix = ChemService 5082900: 25 µl & Phenova B20160319: 25 µl 
 Pct Recovery = 87%  Analysis Date = 06/21/16 
 SpikeMix = Phenova B20160319: 25 µl & Crescent 03FF058: 25 µl 
 Pct Recovery = 93%  Analysis Date = 09/08/16 
 SpikeMix = Supelco LC20141V: 25 µl & Accu 216041125: 25 µl 
 Pct Recovery = 79%  Analysis Date = 05/24/16 
 SpikeMix = Accu 216041125: 25 µl & Crescent 03FF058: 25 µl 
 Pct Recovery = 90%  Analysis Date = 09/29/15 
 SpikeMix = Accu 215041380: 25 µl & ERA 0406-15-03: 25 µl 
 Pct Recovery = 85%  Analysis Date = 08/15/15 
 SpikeMix = Supelco LC13545: 25 µl & Crescent 04EE008: 25 µl 
 Pct Recovery = 89%  Analysis Date = 07/13/15 
 SpikeMix = Crescent 04EE008: 25 µl & NSI 050515AVOC: 25 µl 
 Pct Recovery = 92%  Analysis Date = 11/29/16 
 SpikeMix = ChemService 5082900: 15 µl & Phenova B20160319: 15 µl 
 Pct Recovery = 84%  Analysis Date = 09/08/16 
 SpikeMix = Phenova B20160319: 15 µl & Crescent 03FF058: 15 µl 
 Pct Recovery = 85%  Analysis Date = 07/29/16 
 SpikeMix = Phenova B20160319: 15 µl & NSI 041816AVOC: 15 µl 
 Pct Recovery = 89%  Analysis Date = 05/27/16 
 SpikeMix = Phenova B20160319: 15 µl & Supelco LC20141V: 15 µl 
 Pct Recovery = 88%  Analysis Date = 10/13/16 
 SpikeMix = Accu 216041125: 15 µl & NSI 041816AVOC: 15 µl 
 Pct Recovery = 101%  Analysis Date = 08/20/16 
 SpikeMix = Accu 216041125: 15 µl & Crescent 03FF058: 15 µl 
 Pct Recovery = 104%  Analysis Date = 06/30/16 
 SpikeMix = ChemService 5082900: 15 µl & Accu 216041125: 15 µl 
 Pct Recovery = 70%  Analysis Date = 04/09/15 
 SpikeMix = Accu 214031115: 20 µl & ERA 0227-14-06.1A: 20 µl 
 Pct Recovery = 86%  Analysis Date = 03/06/15 
 SpikeMix = ERA 0227-14-06.1A: 20 µl & Supelco LC06438: 20 µl 
 Pct Recovery = 90%  Analysis Date = 11/14/14 
 SpikeMix = Crescent 03DD004: 20 µl & ERA 0227-14-06.1A: 20 µl 
 Pct Recovery = 99%  Analysis Date = 08/16/14 
 SpikeMix = ERA 0227-14-06.1A: 20 µl & Spex Organics C1140417015: 20 µl 
 Pct Recovery = 90%  Analysis Date = 07/01/14 
 SpikeMix = Accu 214031115: 20 µl & ERA 0227-14-06.1A: 20 µl 
 Pct Recovery = 90%  Analysis Date = 11/22/14 
 SpikeMix = NSI 032614: 20 µl & Spex Organics C1140417015: 20 µl 
 Pct Recovery = 93%  Analysis Date = 06/10/14 
 SpikeMix = Crescent 03DD004: 20 µl & NSI 032614: 20 µl 
 Pct Recovery = 95%  Analysis Date = 06/10/14 
 SpikeMix = NSI 032614: 20 µl & Supelco LC06438: 20 µl 
 Pct Recovery = 93%  Analysis Date = 05/01/14 
 SpikeMix = Accu 214031115: 20 µl & NSI 032614: 20 µl 
 Pct Recovery = 97%  Analysis Date = 04/02/16 
 SpikeMix = Supelco LC13545: 15 µl & Accu 215041380: 15 µl 
 Pct Recovery = 83%  Analysis Date = 03/04/16 
 SpikeMix = Accu 215041380: 15 µl & ERA 0406-15-03: 15 µl 
 Pct Recovery = 85%  Analysis Date = 06/04/15 
 SpikeMix = NSI 050515AVOC: 15 µl & Accu 215041380: 15 µl 
 Pct Recovery = 85%  Analysis Date = 12/18/15 
 SpikeMix = Supelco LC13545: 15 µl & Crescent 04EE008: 15 µl 
 Pct Recovery = 105%  Analysis Date = 10/17/15 
 SpikeMix = Crescent 04EE008: 15 µl & NSI 050515AVOC: 15 µl 
 Pct Recovery = 94%  Analysis Date = 05/09/15 
 SpikeMix = Spex Organics EN150428007: 15 µl & Crescent 04EE008: 15 µl 
 Pct Recovery = 91%  Analysis Date = 02/18/16 
 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl 
 Pct Recovery = 86%  Analysis Date = 11/20/15 
 SpikeMix = Accu 215041380: 10 µl & ERA 0406-15-03: 10 µl 
 Pct Recovery = 96%  Analysis Date = 11/12/15 
 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl 
 Pct Recovery = 90%  Analysis Date = 05/21/15 
 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl 
 Pct Recovery = 97%  Analysis Date = 05/13/16 
 SpikeMix = Supelco LC13545: 10 µl & Crescent 04EE008: 10 µl 
 Pct Recovery = 96%  Analysis Date = 01/27/16 
 SpikeMix = Crescent 04EE008: 10 µl & NSI 050515AVOC: 10 µl 
 Pct Recovery = 85%  Analysis Date = 08/07/15 
 SpikeMix = Crescent 04EE008: 10 µl & ERA 0406-15-03: 10 µl 
 Pct Recovery = 95%  Analysis Date = 05/09/15 
 SpikeMix = Supelco LC13545: 10 µl & Crescent 04EE008: 10 µl 
 Pct Recovery = 81%  Analysis Date = 01/13/15 
 SpikeMix = Accu 214031115: 10 µl & ERA 0227-14-06.1A: 10 µl 
 Pct Recovery = 92%  Analysis Date = 10/21/14 
 SpikeMix = ERA 0227-14-06.1A: 10 µl & Supelco LC06438: 10 µl 
 Pct Recovery = 94%  Analysis Date = 10/04/14 
 SpikeMix = Crescent 03DD004: 10 µl & ERA 0227-14-06.1A: 10 µl 
 Pct Recovery = 91%  Analysis Date = 07/11/14 
 SpikeMix = Spex Organics C1140417015: 10 µl & ERA 0227-14-06.1A: 10 µl 
 Pct Recovery = 103%  Analysis Date = 09/09/14 
 SpikeMix = Accu 214031115: 10 µl & NSI 032614: 10 µl 
 Pct Recovery = 117%  Analysis Date = 09/09/14 
 SpikeMix = NSI 032614: 10 µl & Spex Organics C1140417015: 10 µl 
 Pct Recovery = 114%  Analysis Date = 07/29/14 
 SpikeMix = Crescent 03DD004: 10 µl & NSI 032614: 10 µl 
 Pct Recovery = 107%  Analysis Date = 05/30/14 
 SpikeMix = NSI 032614: 10 µl & Supelco LC06438: 10 µl 
 Pct Recovery = 82%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Median Pct Recovery = 91%  Y = 1
The SGPlot Procedure