BQS Organic Blind Sample Program
Analytes by Multiple Methods
ATENOLOL

 Pct Recovery = 122% 
 Schedule Code = LC9017  Pct Recovery = 178% 
 Schedule Code = LC9017  Pct Recovery = 125% 
 Schedule Code = 2440  Pct Recovery = 139% 
 Schedule Code = 2440  Pct Recovery = 140% 
 Schedule Code = 2440  Pct Recovery = 158% 
 Schedule Code = 2440  Pct Recovery = 169% 
 Schedule Code = 2440  Pct Recovery = 169% 
 Schedule Code = 2440  Pct Recovery = 170% 
 Schedule Code = 2440  Pct Recovery = 175% 
 Schedule Code = 2440  Pct Recovery = 191% 
 Schedule Code = 2440  Pct Recovery = 192% 
 Schedule Code = 2440  Pct Recovery = 198% 
 Schedule Code = 2440  Pct Recovery = 198% 
 Schedule Code = 2440  Pct Recovery = 237% 
 Schedule Code = 2440  Pct Recovery = 242% 
 Schedule Code = 2440  Pct Recovery = 251% 
 Schedule Code = 2440  Pct Recovery = 288% 
 Schedule Code = 2440  Pct Recovery = 309% 
 Schedule Code = 2440  Pct Recovery = 16% 
 Schedule Code = 2440  Pct Recovery = 3% 
 Schedule Code = 2440  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = LC9017 
 Minimum Whisker = 60% 
 First Quartile = 69% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 90% 
 Mean = 86% 
 Standard Deviation = 30% 
 Number of Observations = 15  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Schedule Code = 2440 
 Minimum Whisker = 48% 
 First Quartile = 67% 
 Median = 76% 
 Third Quartile = 87% 
 Maximum Whisker = 111% 
 Mean = 95% 
 Standard Deviation = 56% 
 Number of Observations = 91  Y = 1
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
ATENOLOL

 spikemix = Spex Organics T1120802015: 40 µl 
 Expected Conc. = 50 
 Lab Value = 34.200 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 25 
 Lab Value = 22.400 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 50 
 Lab Value = 43.100 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 25 
 Lab Value = 15.300 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 25 
 Lab Value = 20.200 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 25 
 Lab Value = 18.900 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 40 µl 
 Expected Conc. = 53.4 
 Lab Value = 38.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl 
 Expected Conc. = 26.7 
 Lab Value = 47.400 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 10 µl 
 Expected Conc. = 13.35 
 Lab Value = 9.900 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 40 µl 
 Expected Conc. = 53.4 
 Lab Value = 65.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl 
 Expected Conc. = 26.7 
 Lab Value = 19.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 26.7 
 Lab Value = 15.900 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 20.025 
 Lab Value = 13.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 40 µl & Abs 060112: 40 µl 
 Expected Conc. = 53.4 
 Lab Value = 46.600 
 reportunit = ng/L  spikemix = Abs 060112: 10 µl & Spex Organics T1120802015: 10 µl 
 Expected Conc. = 12.5 
 Lab Value = 10.700 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 26.2 
 Lab Value = 41.500 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 65.5 
 Lab Value = 111.000 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 26 
 Lab Value = 43.900 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 104.8 
 Lab Value = 146.000 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 65.5 
 Lab Value = 130.000 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 26.2 
 Lab Value = 36.600 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 18.500 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 25.600 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 46.900 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 48.500 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 83.7 
 Lab Value = 52.900 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 83.7 
 Lab Value = 62.000 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 22.900 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 22.600 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 10.000 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 19.861 
 Lab Value = 14.600 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 38.800 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 21.700 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 39.52 
 Lab Value = 32.200 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.52 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 46.900 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 60 µl & ERA 0318-14-02: 60 µl 
 Expected Conc. = 53.1 
 Lab Value = 43.800 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 52.77 
 Lab Value = 34.500 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Expected Conc. = 28.144 
 Lab Value = 18.900 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 26.55 
 Lab Value = 20.800 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 28.32 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 30.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & ERA 0319-14-04: 60 µl 
 Expected Conc. = 53.1 
 Lab Value = 37.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & Abs 041714: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 46.300 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 53.1 
 Lab Value = 32.800 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 26.55 
 Lab Value = 17.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 18.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 22.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 23.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 84.4 
 Lab Value = 70.300 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 84.4 
 Lab Value = 67.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 134.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 118.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 24.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 20.600 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 54.900 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 65 
 Lab Value = 125.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 104 
 Lab Value = 199.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 26 
 Lab Value = 80.400 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 65 
 Lab Value = 187.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 65 
 Lab Value = 157.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 65 
 Lab Value = 154.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 104 
 Lab Value = 261.000 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 25.100 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 26.300 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 22.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 28.000 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 45.300 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 50.100 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 5.370 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 0.910 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 51.300 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 44.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 42.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 21.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 20 µl & Abs 071817Pharm: 20 µl 
 Expected Conc. = 16.74 
 Lab Value = 28.400 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 51.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 52.200 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 21.300 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 20.200 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 55.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 51.800 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 9.500 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 19.000 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 21.500 
 reportunit = ng/L  spikemix = Abs 052215: 80 µl & Abs 050115: 80 µl 
 Expected Conc. = 79.446 
 Lab Value = 60.800 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 31.600 
 reportunit = ng/L  spikemix = Abs 050115: 80 µl & ERA 0406-15-08: 80 µl 
 Expected Conc. = 79.446 
 Lab Value = 61.600 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 19.861 
 Lab Value = 16.900 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 31.900 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 27.100 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 29.600 
 reportunit = ng/L  spikemix = Abs 041814: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 39.800 
 reportunit = ng/L  spikemix = Abs 041814: 8 µl & ERA 0318-14-02: 8 µl 
 Expected Conc. = 28.32 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & ERA 0318-14-02: 30 µl 
 Expected Conc. = 26.55 
 Lab Value = 15.700 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 19.400 
 reportunit = ng/L  spikemix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Expected Conc. = 52.77 
 Lab Value = 58.500 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 20.800 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 28.144 
 Lab Value = 23.500 
 reportunit = ng/L  spikemix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 52.77 
 Lab Value = 37.400 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 13.600 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 14.200 
 reportunit = ng/L  spikemix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 52.77 
 Lab Value = 42.500 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 21.800 
 reportunit = ng/L  Y = 1
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
ATENOLOL

 spikemix = Spex Organics T1120802015: 40 µl 
 Expected Conc. = 50 
 Lab Value = 34.200 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 25 
 Lab Value = 22.400 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 50 
 Lab Value = 43.100 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 25 
 Lab Value = 15.300 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 25 
 Lab Value = 20.200 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 25 
 Lab Value = 18.900 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 40 µl 
 Expected Conc. = 53.4 
 Lab Value = 38.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl 
 Expected Conc. = 26.7 
 Lab Value = 47.400 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 10 µl 
 Expected Conc. = 13.35 
 Lab Value = 9.900 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 40 µl 
 Expected Conc. = 53.4 
 Lab Value = 65.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl 
 Expected Conc. = 26.7 
 Lab Value = 19.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 26.7 
 Lab Value = 15.900 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 20.025 
 Lab Value = 13.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 40 µl & Abs 060112: 40 µl 
 Expected Conc. = 53.4 
 Lab Value = 46.600 
 reportunit = ng/L  spikemix = Abs 060112: 10 µl & Spex Organics T1120802015: 10 µl 
 Expected Conc. = 12.5 
 Lab Value = 10.700 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 26.2 
 Lab Value = 41.500 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 65.5 
 Lab Value = 111.000 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 26 
 Lab Value = 43.900 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 104.8 
 Lab Value = 146.000 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 65.5 
 Lab Value = 130.000 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 26.2 
 Lab Value = 36.600 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 18.500 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 25.600 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 46.900 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 48.500 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 83.7 
 Lab Value = 52.900 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 83.7 
 Lab Value = 62.000 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 22.900 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 22.600 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 10.000 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 19.861 
 Lab Value = 14.600 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 38.800 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 21.700 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 39.52 
 Lab Value = 32.200 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.52 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 46.900 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 60 µl & ERA 0318-14-02: 60 µl 
 Expected Conc. = 53.1 
 Lab Value = 43.800 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 52.77 
 Lab Value = 34.500 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Expected Conc. = 28.144 
 Lab Value = 18.900 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 26.55 
 Lab Value = 20.800 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 28.32 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 30.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & ERA 0319-14-04: 60 µl 
 Expected Conc. = 53.1 
 Lab Value = 37.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & Abs 041714: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 46.300 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 53.1 
 Lab Value = 32.800 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 26.55 
 Lab Value = 17.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 18.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 22.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 23.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 84.4 
 Lab Value = 70.300 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 84.4 
 Lab Value = 67.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 134.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 118.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 24.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 20.600 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 54.900 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 65 
 Lab Value = 125.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 104 
 Lab Value = 199.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 26 
 Lab Value = 80.400 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 65 
 Lab Value = 187.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 65 
 Lab Value = 157.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 65 
 Lab Value = 154.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 104 
 Lab Value = 261.000 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 25.100 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 26.300 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 22.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 33.76 
 Lab Value = 28.000 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 45.300 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 50.100 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 5.370 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 0.910 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 67.52 
 Lab Value = 51.300 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 44.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 42.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 21.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 20 µl & Abs 071817Pharm: 20 µl 
 Expected Conc. = 16.74 
 Lab Value = 28.400 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 51.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 52.200 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 21.300 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 33.48 
 Lab Value = 20.200 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 55.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 66.96 
 Lab Value = 51.800 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 9.500 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 19.76 
 Lab Value = 19.000 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 21.500 
 reportunit = ng/L  spikemix = Abs 052215: 80 µl & Abs 050115: 80 µl 
 Expected Conc. = 79.446 
 Lab Value = 60.800 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 31.600 
 reportunit = ng/L  spikemix = Abs 050115: 80 µl & ERA 0406-15-08: 80 µl 
 Expected Conc. = 79.446 
 Lab Value = 61.600 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 19.861 
 Lab Value = 16.900 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 31.900 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 27.100 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 39.723 
 Lab Value = 29.600 
 reportunit = ng/L  spikemix = Abs 041814: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 53.1 
 Lab Value = 39.800 
 reportunit = ng/L  spikemix = Abs 041814: 8 µl & ERA 0318-14-02: 8 µl 
 Expected Conc. = 28.32 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & ERA 0318-14-02: 30 µl 
 Expected Conc. = 26.55 
 Lab Value = 15.700 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 19.400 
 reportunit = ng/L  spikemix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Expected Conc. = 52.77 
 Lab Value = 58.500 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 20.800 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 28.144 
 Lab Value = 23.500 
 reportunit = ng/L  spikemix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 52.77 
 Lab Value = 37.400 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 13.600 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 14.200 
 reportunit = ng/L  spikemix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 52.77 
 Lab Value = 42.500 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 26.385 
 Lab Value = 21.800 
 reportunit = ng/L  Y = 1
The SGPlot Procedure