BQS OBSP Determination:
METHADONE
METHOD: 2440 , TESTIDCODE: 67500LCM56
DATES: 05/17/14 - 01/19/17
Open Data Set

 Expected Conc. = 48.6 
 Median Pct Recovery = 64%  Expected Conc. = 48.6 
 Median Pct Recovery = 64%  Expected Conc. = 48.6 
 Median Pct Recovery = 64%  Expected Conc. = 47.1 
 Median Pct Recovery = 64%  Expected Conc. = 47.1 
 Median Pct Recovery = 64%  Expected Conc. = 47.1 
 Median Pct Recovery = 64%  Expected Conc. = 47.1 
 Median Pct Recovery = 64%  Expected Conc. = 45.68 
 Median Pct Recovery = 64%  Expected Conc. = 45.68 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 38.88 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 37.68 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 30.045 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 22.84 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 19.44 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 18.84 
 Median Pct Recovery = 64%  Expected Conc. = 16.024 
 Median Pct Recovery = 64%  Expected Conc. = 16.024 
 Median Pct Recovery = 64%  Expected Conc. = 16.024 
 Median Pct Recovery = 64%  Expected Conc. = 16.024 
 Median Pct Recovery = 64%  Expected Conc. = 16.024 
 Median Pct Recovery = 64%  Expected Conc. = 16.024 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 15.023 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 11.42 
 Median Pct Recovery = 64%  Expected Conc. = 45.68 
 Median Pct Recovery = 64%  Expected Conc. = 45.68 
 Median Pct Recovery = 64%  Expected Conc. = 45.68 
 Median Pct Recovery = 64%  Expected Conc. = 45.68 
 Median Pct Recovery = 64%  Expected Conc. = 5.71 
 Median Pct Recovery = 64%  Expected Conc. = 5.71 
 Median Pct Recovery = 64%  Expected Conc. = 5.71 
 Median Pct Recovery = 64%  Analysis Date = 11/03/16 
 SpikeMix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Pct Recovery = 85%  Analysis Date = 11/03/16 
 SpikeMix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Pct Recovery = 84%  Analysis Date = 01/19/17 
 SpikeMix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Pct Recovery = 88%  Analysis Date = 01/19/17 
 SpikeMix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Pct Recovery = 104%  Analysis Date = 11/24/15 
 SpikeMix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Pct Recovery = 71%  Analysis Date = 11/18/16 
 SpikeMix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Pct Recovery = 72%  Analysis Date = 11/18/16 
 SpikeMix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Pct Recovery = 73%  Analysis Date = 09/24/16 
 SpikeMix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Pct Recovery = 59%  Analysis Date = 09/24/16 
 SpikeMix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Pct Recovery = 61%  Analysis Date = 09/09/16 
 SpikeMix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Pct Recovery = 67%  Analysis Date = 09/09/16 
 SpikeMix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Pct Recovery = 74%  Analysis Date = 07/22/16 
 SpikeMix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Pct Recovery = 72%  Analysis Date = 07/22/16 
 SpikeMix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Pct Recovery = 75%  Analysis Date = 03/10/15 
 SpikeMix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Pct Recovery = 65%  Analysis Date = 12/07/14 
 SpikeMix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Pct Recovery = 61%  Analysis Date = 10/25/14 
 SpikeMix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Pct Recovery = 68%  Analysis Date = 06/22/14 
 SpikeMix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Pct Recovery = 80%  Analysis Date = 06/11/14 
 SpikeMix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Pct Recovery = 63%  Analysis Date = 04/27/16 
 SpikeMix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Pct Recovery = 63%  Analysis Date = 04/27/16 
 SpikeMix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Pct Recovery = 53%  Analysis Date = 12/15/15 
 SpikeMix = ERA 0406-15-07A: 40 µl & Abs 051315: 40 µl 
 Pct Recovery = 53%  Analysis Date = 07/31/15 
 SpikeMix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Pct Recovery = 106%  Analysis Date = 07/30/15 
 SpikeMix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Pct Recovery = 117%  Analysis Date = 12/16/16 
 SpikeMix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Pct Recovery = 94%  Analysis Date = 12/16/16 
 SpikeMix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Pct Recovery = 80%  Analysis Date = 09/23/16 
 SpikeMix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Pct Recovery = 69%  Analysis Date = 09/23/16 
 SpikeMix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Pct Recovery = 64%  Analysis Date = 10/29/16 
 SpikeMix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Pct Recovery = 69%  Analysis Date = 10/29/16 
 SpikeMix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Pct Recovery = 73%  Analysis Date = 09/10/16 
 SpikeMix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Pct Recovery = 61%  Analysis Date = 09/10/16 
 SpikeMix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Pct Recovery = 59%  Analysis Date = 08/16/16 
 SpikeMix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Pct Recovery = 67%  Analysis Date = 08/16/16 
 SpikeMix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Pct Recovery = 57%  Analysis Date = 08/11/16 
 SpikeMix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Pct Recovery = 61%  Analysis Date = 08/11/16 
 SpikeMix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Pct Recovery = 61%  Analysis Date = 04/30/15 
 SpikeMix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Pct Recovery = 55%  Analysis Date = 02/10/15 
 SpikeMix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Pct Recovery = 41%  Analysis Date = 10/24/14 
 SpikeMix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Pct Recovery = 59%  Analysis Date = 09/12/14 
 SpikeMix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Pct Recovery = 42%  Analysis Date = 07/13/14 
 SpikeMix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Pct Recovery = 55%  Analysis Date = 06/28/14 
 SpikeMix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Pct Recovery = 56%  Analysis Date = 05/30/14 
 SpikeMix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Pct Recovery = 59%  Analysis Date = 05/17/14 
 SpikeMix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Pct Recovery = 62%  Analysis Date = 02/23/16 
 SpikeMix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Pct Recovery = 49%  Analysis Date = 08/11/15 
 SpikeMix = Abs 050115: 20 µl & Abs 051315: 20 µl 
 Pct Recovery = 71%  Analysis Date = 06/26/15 
 SpikeMix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Pct Recovery = 55%  Analysis Date = 06/09/15 
 SpikeMix = Abs 051315: 20 µl & Abs 050115: 20 µl 
 Pct Recovery = 47%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Median Pct Recovery = 64%  Y = 1
The SGPlot Procedure