BQS OBSP Determination:
CAFFEINE
METHOD: 4433 , TESTIDCODE: 81436GCM99
DATES: 12/04/09 - 11/29/17

 Expected Conc. = 2.7336 
 Median Pct Recovery = 86%  Expected Conc. = 2.72 
 Median Pct Recovery = 86%  Expected Conc. = 2.72 
 Median Pct Recovery = 86%  Expected Conc. = 2.72 
 Median Pct Recovery = 86%  Expected Conc. = 2.72 
 Median Pct Recovery = 86%  Expected Conc. = 2.72 
 Median Pct Recovery = 86%  Expected Conc. = 2.72 
 Median Pct Recovery = 86%  Expected Conc. = 2.7119 
 Median Pct Recovery = 86%  Expected Conc. = 2.7119 
 Median Pct Recovery = 86%  Expected Conc. = 1.7085 
 Median Pct Recovery = 86%  Expected Conc. = 1.7085 
 Median Pct Recovery = 86%  Expected Conc. = 1.7 
 Median Pct Recovery = 86%  Expected Conc. = 1.7 
 Median Pct Recovery = 86%  Expected Conc. = 1.7 
 Median Pct Recovery = 86%  Expected Conc. = 1.7 
 Median Pct Recovery = 86%  Expected Conc. = 1.6929 
 Median Pct Recovery = 86%  Expected Conc. = 1.6929 
 Median Pct Recovery = 86%  Expected Conc. = 1.5693 
 Median Pct Recovery = 86%  Expected Conc. = 1.5693 
 Median Pct Recovery = 86%  Expected Conc. = 1.4746 
 Median Pct Recovery = 86%  Expected Conc. = 1.4746 
 Median Pct Recovery = 86%  Expected Conc. = 0.8224 
 Median Pct Recovery = 86%  Expected Conc. = 0.8224 
 Median Pct Recovery = 86%  Expected Conc. = 0.801 
 Median Pct Recovery = 86%  Expected Conc. = 0.801 
 Median Pct Recovery = 86%  Expected Conc. = 0.8005 
 Median Pct Recovery = 86%  Expected Conc. = 0.8005 
 Median Pct Recovery = 86%  Expected Conc. = 0.8 
 Median Pct Recovery = 86%  Expected Conc. = 0.8 
 Median Pct Recovery = 86%  Expected Conc. = 0.7605 
 Median Pct Recovery = 86%  Expected Conc. = 0.7605 
 Median Pct Recovery = 86%  Expected Conc. = 0.7556 
 Median Pct Recovery = 86%  Expected Conc. = 0.7556 
 Median Pct Recovery = 86%  Expected Conc. = 0.7496 
 Median Pct Recovery = 86%  Expected Conc. = 0.7496 
 Median Pct Recovery = 86%  Expected Conc. = 0.7341 
 Median Pct Recovery = 86%  Expected Conc. = 0.7341 
 Median Pct Recovery = 86%  Expected Conc. = 0.6834 
 Median Pct Recovery = 86%  Expected Conc. = 0.6834 
 Median Pct Recovery = 86%  Expected Conc. = 0.6834 
 Median Pct Recovery = 86%  Expected Conc. = 0.6834 
 Median Pct Recovery = 86%  Expected Conc. = 0.6834 
 Median Pct Recovery = 86%  Expected Conc. = 0.6834 
 Median Pct Recovery = 86%  Expected Conc. = 0.6832 
 Median Pct Recovery = 86%  Expected Conc. = 0.6832 
 Median Pct Recovery = 86%  Expected Conc. = 0.6818 
 Median Pct Recovery = 86%  Expected Conc. = 0.6818 
 Median Pct Recovery = 86%  Expected Conc. = 0.6816 
 Median Pct Recovery = 86%  Expected Conc. = 0.6816 
 Median Pct Recovery = 86%  Expected Conc. = 0.68 
 Median Pct Recovery = 86%  Expected Conc. = 0.68 
 Median Pct Recovery = 86%  Expected Conc. = 0.68 
 Median Pct Recovery = 86%  Expected Conc. = 0.68 
 Median Pct Recovery = 86%  Expected Conc. = 0.68 
 Median Pct Recovery = 86%  Expected Conc. = 0.68 
 Median Pct Recovery = 86%  Expected Conc. = 0.64 
 Median Pct Recovery = 86%  Expected Conc. = 0.64 
 Median Pct Recovery = 86%  Expected Conc. = 0.54 
 Median Pct Recovery = 86%  Expected Conc. = 0.54 
 Median Pct Recovery = 86%  Expected Conc. = 0.5 
 Median Pct Recovery = 86%  Expected Conc. = 0.5 
 Median Pct Recovery = 86%  Expected Conc. = 0.499 
 Median Pct Recovery = 86%  Expected Conc. = 0.499 
 Median Pct Recovery = 86%  Expected Conc. = 0.499 
 Median Pct Recovery = 86%  Expected Conc. = 0.499 
 Median Pct Recovery = 86%  Expected Conc. = 0.4877 
 Median Pct Recovery = 86%  Expected Conc. = 0.4877 
 Median Pct Recovery = 86%  Expected Conc. = 0.4824 
 Median Pct Recovery = 86%  Expected Conc. = 0.4824 
 Median Pct Recovery = 86%  Expected Conc. = 0.4824 
 Median Pct Recovery = 86%  Expected Conc. = 0.4824 
 Median Pct Recovery = 86%  Expected Conc. = 0.4808 
 Median Pct Recovery = 86%  Expected Conc. = 0.4808 
 Median Pct Recovery = 86%  Expected Conc. = 0.4777 
 Median Pct Recovery = 86%  Expected Conc. = 0.4777 
 Median Pct Recovery = 86%  Expected Conc. = 0.4112 
 Median Pct Recovery = 86%  Expected Conc. = 0.4112 
 Median Pct Recovery = 86%  Expected Conc. = 0.4112 
 Median Pct Recovery = 86%  Expected Conc. = 0.4112 
 Median Pct Recovery = 86%  Expected Conc. = 0.4029 
 Median Pct Recovery = 86%  Expected Conc. = 0.4029 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.4 
 Median Pct Recovery = 86%  Expected Conc. = 0.3992 
 Median Pct Recovery = 86%  Expected Conc. = 0.3992 
 Median Pct Recovery = 86%  Expected Conc. = 0.3992 
 Median Pct Recovery = 86%  Expected Conc. = 0.3992 
 Median Pct Recovery = 86%  Expected Conc. = 0.3769 
 Median Pct Recovery = 86%  Expected Conc. = 0.3769 
 Median Pct Recovery = 86%  Expected Conc. = 0.3676 
 Median Pct Recovery = 86%  Expected Conc. = 0.3676 
 Median Pct Recovery = 86%  Expected Conc. = 0.3645 
 Median Pct Recovery = 86%  Expected Conc. = 0.3645 
 Median Pct Recovery = 86%  Expected Conc. = 0.324 
 Median Pct Recovery = 86%  Expected Conc. = 0.324 
 Median Pct Recovery = 86%  Expected Conc. = 0.3198 
 Median Pct Recovery = 86%  Expected Conc. = 0.3198 
 Median Pct Recovery = 86%  Expected Conc. = 0.3198 
 Median Pct Recovery = 86%  Expected Conc. = 0.3198 
 Median Pct Recovery = 86%  Expected Conc. = 0.3198 
 Median Pct Recovery = 86%  Expected Conc. = 0.3198 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.318 
 Median Pct Recovery = 86%  Expected Conc. = 0.2412 
 Median Pct Recovery = 86%  Expected Conc. = 0.2412 
 Median Pct Recovery = 86%  Expected Conc. = 0.2412 
 Median Pct Recovery = 86%  Expected Conc. = 0.2412 
 Median Pct Recovery = 86%  Expected Conc. = 0.2404 
 Median Pct Recovery = 86%  Expected Conc. = 0.2404 
 Median Pct Recovery = 86%  Expected Conc. = 0.2404 
 Median Pct Recovery = 86%  Expected Conc. = 0.2404 
 Median Pct Recovery = 86%  Expected Conc. = 0.2056 
 Median Pct Recovery = 86%  Expected Conc. = 0.2056 
 Median Pct Recovery = 86%  Expected Conc. = 0.2056 
 Median Pct Recovery = 86%  Expected Conc. = 0.2056 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.1996 
 Median Pct Recovery = 86%  Expected Conc. = 0.162 
 Median Pct Recovery = 86%  Expected Conc. = 0.162 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.1602 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.16 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.1599 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.159 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1206 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.1202 
 Median Pct Recovery = 86%  Expected Conc. = 0.324 
 Median Pct Recovery = 86%  Expected Conc. = 0.324 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Expected Conc. = 0 
 Median Pct Recovery = 86%  Analysis Date = 08/07/11 
 SpikeMix = Supelco LB77171: 80 µl 
 Pct Recovery = 76%  Analysis Date = 07/27/12 
 SpikeMix = Crescent 06MM136: 80 µl 
 Pct Recovery = 87%  Analysis Date = 01/16/12 
 SpikeMix = Crescent 06MM136: 80 µl 
 Pct Recovery = 76%  Analysis Date = 08/17/11 
 SpikeMix = Crescent 06MM136: 80 µl 
 Pct Recovery = 90%  Analysis Date = 06/29/11 
 SpikeMix = Supelco LB77171: 80 µl 
 Pct Recovery = 80%  Analysis Date = 11/22/11 
 SpikeMix = Supelco LB77171: 50 µl 
 Pct Recovery = 66%  Analysis Date = 04/10/12 
 SpikeMix = Crescent 06MM136: 50 µl 
 Pct Recovery = 93%  Analysis Date = 03/06/12 
 SpikeMix = Crescent 06MM136: 50 µl 
 Pct Recovery = 86%  Analysis Date = 12/15/10 
 SpikeMix = Crescent 06MM136: 50 µl 
 Pct Recovery = 69%  Analysis Date = 08/18/10 
 SpikeMix = Ultra CF-3634: 80 µl 
 Pct Recovery = 66%  Analysis Date = 07/20/10 
 SpikeMix = Restek A070024: 80 µl 
 Pct Recovery = 40%  Analysis Date = 02/06/13 
 SpikeMix = ChemService 426100: 80 µl & Crescent 05BB045: 80 µl 
 Pct Recovery = 83%  Analysis Date = 08/01/13 
 SpikeMix = Spex Organics T1130419010: 100 µl & Abs 050613WWUF: 100 µl 
 Pct Recovery = 39%  Analysis Date = 08/06/13 
 SpikeMix = ChemService 1466200: 50 µl & Abs 050613WWUF: 50 µl 
 Pct Recovery = 67%  Analysis Date = 03/28/13 
 SpikeMix = Supelco LB92782: 80 µl & Restek A088824: 80 µl 
 Pct Recovery = 64%  Analysis Date = 05/13/10 
 SpikeMix = Ultra CF-3634: 40 µl 
 Pct Recovery = 51%  Analysis Date = 02/11/10 
 SpikeMix = Restek A070024: 40 µl 
 Pct Recovery = 73%  Analysis Date = 12/04/09 
 SpikeMix = Ultra CF-3634: 40 µl 
 Pct Recovery = 66%  Analysis Date = 08/20/10 
 SpikeMix = Restek A070024: 40 µl 
 Pct Recovery = 83%  Analysis Date = 07/26/12 
 SpikeMix = Supelco LB77171: 20 µl 
 Pct Recovery = 96%  Analysis Date = 03/01/12 
 SpikeMix = Supelco LB77171: 20 µl 
 Pct Recovery = 87%  Analysis Date = 10/04/11 
 SpikeMix = Supelco LB77171: 20 µl 
 Pct Recovery = 81%  Analysis Date = 04/26/11 
 SpikeMix = Supelco LB77171: 20 µl 
 Pct Recovery = 91%  Analysis Date = 04/14/11 
 SpikeMix = Crescent 06MM136: 20 µl 
 Pct Recovery = 101%  Analysis Date = 02/03/11 
 SpikeMix = Supelco LB77171: 20 µl 
 Pct Recovery = 66%  Analysis Date = 03/07/12 
 SpikeMix = Crescent 06MM136: 20 µl 
 Pct Recovery = 85%  Analysis Date = 11/22/11 
 SpikeMix = Crescent 06MM136: 20 µl 
 Pct Recovery = 80%  Analysis Date = 07/07/11 
 SpikeMix = Crescent 06MM136: 20 µl 
 Pct Recovery = 73%  Analysis Date = 10/18/11 
 SpikeMix = NWQL BNA2SP124B: 80 µl 
 Pct Recovery = 88%  Analysis Date = 11/29/17 
 SpikeMix = ChemService 6541500: 100 µl & Abs 071317WWUF: 100 µl 
 Pct Recovery = 86%  Analysis Date = 08/09/16 
 SpikeMix = Supelco LC20139V: 100 µl & ChemService 5016000: 100 µl 
 Pct Recovery = 82%  Analysis Date = 04/11/17 
 SpikeMix = Crescent 03FF070: 100 µl & Phenova B20160306: 100 µl 
 Pct Recovery = 100%  Analysis Date = 01/06/17 
 SpikeMix = Phenova B20160306: 100 µl & Abs 061716WW: 100 µl 
 Pct Recovery = 93%  Analysis Date = 08/20/10 
 SpikeMix = NWQL BNA2SP094D: 60 µl 
 Pct Recovery = 87%  Analysis Date = 01/12/16 
 SpikeMix = ERA 0406-15-02: 80 µl & ChemService 3982800: 80 µl 
 Pct Recovery = 85%  Analysis Date = 10/16/15 
 SpikeMix = Crescent 04EE006: 80 µl & ERA 0406-15-02: 80 µl 
 Pct Recovery = 94%  Analysis Date = 11/05/15 
 SpikeMix = Supelco LC13546: 80 µl & ChemService 3982800: 80 µl 
 Pct Recovery = 87%  Analysis Date = 07/15/10 
 SpikeMix = NWQL BNA2SP094D: 60 µl 
 Pct Recovery = 44%  Analysis Date = 05/30/13 
 SpikeMix = ChemService 426100: 40 µl & Spex Organics T1120521007: 40 µl 
 Pct Recovery = 94%  Analysis Date = 12/12/12 
 SpikeMix = NSI 061412-01: 40 µl & ChemService 426100: 40 µl 
 Pct Recovery = 75%  Analysis Date = 05/19/11 
 SpikeMix = NWQL BNA2SP124B: 50 µl 
 Pct Recovery = 95%  Analysis Date = 06/29/17 
 SpikeMix = Supelco LC20139V: 80 µl & Abs 061716WW: 80 µl 
 Pct Recovery = 88%  Analysis Date = 12/06/16 
 SpikeMix = NSI 042916WW: 80 µl & Supelco LC20139V: 80 µl 
 Pct Recovery = 70%  Analysis Date = 12/06/16 
 SpikeMix = Crescent 03FF070: 80 µl & Supelco LC20139V: 80 µl 
 Pct Recovery = 85%  Analysis Date = 09/28/16 
 SpikeMix = Supelco LC20139V: 80 µl & Abs 061716WW: 80 µl 
 Pct Recovery = 98%  Analysis Date = 06/12/13 
 SpikeMix = NSI 042213WWUF: 50 µl & ChemService 1466200: 50 µl 
 Pct Recovery = 82%  Analysis Date = 12/20/12 
 SpikeMix = NSI 061412-01: 40 µl & Restek A088824: 40 µl 
 Pct Recovery = 66%  Analysis Date = 06/30/17 
 SpikeMix = Phenova B20160306: 80 µl & Crescent 03FF070: 80 µl 
 Pct Recovery = 80%  Analysis Date = 08/25/16 
 SpikeMix = Phenova B20160306: 80 µl & ChemService 5016000: 80 µl 
 Pct Recovery = 94%  Analysis Date = 08/20/10 
 SpikeMix = Restek A070024: 20 µl 
 Pct Recovery = 82%  Analysis Date = 12/17/09 
 SpikeMix = Restek A070024: 20 µl 
 Pct Recovery = 73%  Analysis Date = 02/16/10 
 SpikeMix = Ultra CF-3634: 20 µl 
 Pct Recovery = 62%  Analysis Date = 09/27/17 
 SpikeMix = ChemService 6541500: 60 µl & ChemService 6507300: 60 µl 
 Pct Recovery = 88%  Analysis Date = 12/03/14 
 SpikeMix = Abs 032814: 60 µl & Supelco LC06436: 60 µl 
 Pct Recovery = 121%  Analysis Date = 09/23/14 
 SpikeMix = ChemService 2616300: 60 µl & Abs 032814: 60 µl 
 Pct Recovery = 79%  Analysis Date = 07/08/14 
 SpikeMix = Spex Organics E1140402006: 60 µl & Abs 032814: 60 µl 
 Pct Recovery = 82%  Analysis Date = 02/26/15 
 SpikeMix = Crescent 03DD005: 60 µl & ERA 0227-14-07.1: 60 µl 
 Pct Recovery = 97%  Analysis Date = 11/05/14 
 SpikeMix = Spex Organics E1140402006: 60 µl & Crescent 03DD005: 60 µl 
 Pct Recovery = 121%  Analysis Date = 08/20/14 
 SpikeMix = ChemService 2616300: 60 µl & Crescent 03DD005: 60 µl 
 Pct Recovery = 109%  Analysis Date = 07/16/14 
 SpikeMix = Crescent 03DD005: 60 µl & Supelco LC06436: 60 µl 
 Pct Recovery = 84%  Analysis Date = 10/01/15 
 SpikeMix = Abs 041615: 40 µl & ERA 0406-15-02: 40 µl 
 Pct Recovery = 84%  Analysis Date = 09/30/15 
 SpikeMix = ERA 0406-15-02: 40 µl & ChemService 3982800: 40 µl 
 Pct Recovery = 116%  Analysis Date = 01/14/16 
 SpikeMix = Supelco LC13546: 40 µl & Spex Organics EN150529012: 40 µl 
 Pct Recovery = 90%  Analysis Date = 01/13/16 
 SpikeMix = Crescent 04EE006: 40 µl & Supelco LC13546: 40 µl 
 Pct Recovery = 102%  Analysis Date = 03/27/13 
 SpikeMix = Spex Organics T1120521007: 20 µl & ChemService 426100: 20 µl 
 Pct Recovery = 60%  Analysis Date = 07/31/12 
 SpikeMix = Spex Organics T1120521007: 20 µl & ChemService 426100: 20 µl 
 Pct Recovery = 98%  Analysis Date = 05/03/17 
 SpikeMix = Supelco LC20139V: 40 µl & Abs 061716WW: 40 µl 
 Pct Recovery = 110%  Analysis Date = 04/14/17 
 SpikeMix = Supelco LC20139V: 40 µl & ChemService 5016000: 40 µl 
 Pct Recovery = 92%  Analysis Date = 04/12/17 
 SpikeMix = NSI 042916WW: 40 µl & Supelco LC20139V: 40 µl 
 Pct Recovery = 88%  Analysis Date = 01/05/17 
 SpikeMix = Supelco LC20139V: 40 µl & Abs 061716WW: 40 µl 
 Pct Recovery = 81%  Analysis Date = 12/07/16 
 SpikeMix = Supelco LC20139V: 40 µl & Abs 061716WW: 40 µl 
 Pct Recovery = 57%  Analysis Date = 10/06/16 
 SpikeMix = Crescent 03FF070: 40 µl & Supelco LC20139V: 40 µl 
 Pct Recovery = 70%  Analysis Date = 08/03/16 
 SpikeMix = NSI 042916WW: 40 µl & Supelco LC20139V: 40 µl 
 Pct Recovery = 93%  Analysis Date = 12/18/12 
 SpikeMix = Crescent 05BB045: 20 µl & Restek A088824: 20 µl 
 Pct Recovery = 88%  Analysis Date = 08/24/12 
 SpikeMix = Crescent 05BB045: 20 µl & Restek A088824: 20 µl 
 Pct Recovery = 73%  Analysis Date = 06/29/17 
 SpikeMix = Phenova B20160306: 40 µl & NSI 042916WW: 40 µl 
 Pct Recovery = 91%  Analysis Date = 04/11/17 
 SpikeMix = Phenova B20160306: 40 µl & ChemService 5016000: 40 µl 
 Pct Recovery = 100%  Analysis Date = 01/06/17 
 SpikeMix = NSI 042916WW: 40 µl & Phenova B20160306: 40 µl 
 Pct Recovery = 93%  Analysis Date = 12/05/16 
 SpikeMix = Phenova B20160306: 40 µl & Abs 061716WW: 40 µl 
 Pct Recovery = 28%  Analysis Date = 09/27/16 
 SpikeMix = NSI 042916WW: 40 µl & Phenova B20160306: 40 µl 
 Pct Recovery = 91%  Analysis Date = 08/24/16 
 SpikeMix = Crescent 03FF070: 40 µl & Phenova B20160306: 40 µl 
 Pct Recovery = 93%  Analysis Date = 07/14/16 
 SpikeMix = Phenova B20160306: 40 µl & ChemService 5016000: 40 µl 
 Pct Recovery = 99%  Analysis Date = 06/16/16 
 SpikeMix = Phenova B20160306: 40 µl & Crescent 03FF070: 40 µl 
 Pct Recovery = 78%  Analysis Date = 11/27/17 
 SpikeMix = ChemService 6482500: 30 µl & ChemService 6541500: 30 µl 
 Pct Recovery = 96%  Analysis Date = 04/23/14 
 SpikeMix = Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 
 Pct Recovery = 86%  Analysis Date = 04/22/14 
 SpikeMix = Spex Organics T1130419010: 20 µl & Abs 050613WWUF: 20 µl 
 Pct Recovery = 69%  Analysis Date = 12/04/13 
 SpikeMix = Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 
 Pct Recovery = 88%  Analysis Date = 09/26/13 
 SpikeMix = NSI 042213WWUF: 20 µl & Abs 050613WWUF: 20 µl 
 Pct Recovery = 89%  Analysis Date = 04/23/14 
 SpikeMix = ChemService 1466200: 20 µl & Supelco LC00152: 20 µl 
 Pct Recovery = 66%  Analysis Date = 02/05/14 
 SpikeMix = NSI 042213WWUF: 20 µl & ChemService 1466200: 20 µl 
 Pct Recovery = 72%  Analysis Date = 11/14/13 
 SpikeMix = Spex Organics T1130419010: 20 µl & ChemService 1466200: 20 µl 
 Pct Recovery = 96%  Analysis Date = 10/22/13 
 SpikeMix = ChemService 1466200: 20 µl & Supelco LC00152: 20 µl 
 Pct Recovery = 80%  Analysis Date = 05/07/15 
 SpikeMix = ChemService 2616300: 30 µl & Abs 032814: 30 µl 
 Pct Recovery = 126%  Analysis Date = 10/20/14 
 SpikeMix = Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 
 Pct Recovery = 104%  Analysis Date = 09/11/14 
 SpikeMix = Spex Organics E1140402006: 30 µl & Abs 032814: 30 µl 
 Pct Recovery = 105%  Analysis Date = 08/20/14 
 SpikeMix = Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 
 Pct Recovery = 92%  Analysis Date = 06/05/14 
 SpikeMix = ChemService 2616300: 30 µl & Abs 032814: 30 µl 
 Pct Recovery = 84%  Analysis Date = 05/22/14 
 SpikeMix = Supelco LC06436: 30 µl & Abs 032814: 30 µl 
 Pct Recovery = 71%  Analysis Date = 10/26/17 
 SpikeMix = Abs 071417WWUF: 30 µl & Abs 071317WWUF: 30 µl 
 Pct Recovery = 93%  Analysis Date = 08/16/17 
 SpikeMix = Abs 071717WWUF: 30 µl & Abs 071417WWUF: 30 µl 
 Pct Recovery = 97%  Analysis Date = 04/20/15 
 SpikeMix = ChemService 2616300: 30 µl & Crescent 03DD005: 30 µl 
 Pct Recovery = 96%  Analysis Date = 01/27/15 
 SpikeMix = Spex Organics E1140402006: 30 µl & Crescent 03DD005: 30 µl 
 Pct Recovery = 106%  Analysis Date = 09/17/14 
 SpikeMix = Crescent 03DD005: 30 µl & ERA 0227-14-07.1: 30 µl 
 Pct Recovery = 85%  Analysis Date = 04/24/14 
 SpikeMix = Supelco LC06436: 30 µl & Crescent 03DD005: 30 µl 
 Pct Recovery = 46%  Analysis Date = 04/16/16 
 SpikeMix = Crescent 04EE006: 20 µl & ERA 0406-15-02: 20 µl 
 Pct Recovery = 86%  Analysis Date = 02/25/16 
 SpikeMix = ERA 0406-15-02: 20 µl & Spex Organics EN150529012: 20 µl 
 Pct Recovery = 98%  Analysis Date = 11/17/15 
 SpikeMix = Abs 041615: 20 µl & ERA 0406-15-02: 20 µl 
 Pct Recovery = 102%  Analysis Date = 10/15/15 
 SpikeMix = ERA 0406-15-02: 20 µl & Spex Organics EN150529012: 20 µl 
 Pct Recovery = 114%  Analysis Date = 05/03/16 
 SpikeMix = Supelco LC13546: 20 µl & ChemService 3982800: 20 µl 
 Pct Recovery = 84%  Analysis Date = 02/24/16 
 SpikeMix = Abs 041615: 20 µl & Supelco LC13546: 20 µl 
 Pct Recovery = 82%  Analysis Date = 09/29/15 
 SpikeMix = Supelco LC13546: 20 µl & Spex Organics EN150529012: 20 µl 
 Pct Recovery = 111%  Analysis Date = 07/09/15 
 SpikeMix = Supelco LC13546: 20 µl & Crescent 04EE006: 20 µl 
 Pct Recovery = 102%  Analysis Date = 05/08/15 
 SpikeMix = Abs 041615: 20 µl & Supelco LC13546: 20 µl 
 Pct Recovery = 120%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Y = 1
The SGPlot Procedure