BQS Organic Blind Sample Program
Analytes by Multiple Methods
ABACAVIR

 Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 57% 
 Median = 62% 
 Third Quartile = 68% 
 Maximum Whisker = 81% 
 Mean = 62% 
 Standard Deviation = 9% 
 Number of Observations = 17  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104  Schedule Code = 2440 
 Minimum Whisker = 17% 
 First Quartile = 39% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 80% 
 Mean = 54% 
 Standard Deviation = 16% 
 Number of Observations = 104
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
ABACAVIR

 spikemix = Spex Organics T1120802015: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 9.410 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 32.9 
 Lab Value = 24.100 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 32.9 
 Lab Value = 19.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 
 Expected Conc. = 12.338 
 Lab Value = 8.940 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 11.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 
 Expected Conc. = 8.25 
 Lab Value = 5.680 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 9.070 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 053112: 15 µl 
 Expected Conc. = 12.375 
 Lab Value = 7.720 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 8.600 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 10.100 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 12.338 
 Lab Value = 5.410 
 reportunit = ng/L  spikemix = Abs 053112: 40 µl 
 Expected Conc. = 33 
 Lab Value = 19.100 
 reportunit = ng/L  spikemix = Abs 071112: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 32.9 
 Lab Value = 26.600 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 10.200 
 reportunit = ng/L  spikemix = Abs 060112: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 8.960 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & Abs 060112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 10.800 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 16.32 
 Lab Value = 7.170 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 40.8 
 Lab Value = 17.900 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 6.830 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 65.28 
 Lab Value = 23.600 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 40.8 
 Lab Value = 15.200 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.32 
 Lab Value = 5.980 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 13.400 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 26.700 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 51.1 
 Lab Value = 17.100 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 51.1 
 Lab Value = 18.500 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 6.340 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 6.400 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 7.860 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 8.310 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 80 µl & ERA 0406-15-07A: 80 µl 
 Expected Conc. = 49.2 
 Lab Value = 31.500 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 7.710 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 24.6 
 Lab Value = 17.700 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & ERA 0406-15-09: 40 µl 
 Expected Conc. = 24.6 
 Lab Value = 15.000 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 15.100 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 80 µl & Abs 052215: 80 µl 
 Expected Conc. = 48.88 
 Lab Value = 32.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 7.350 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-09: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 6.240 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 24.900 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 60 µl & ERA 0318-14-02: 60 µl 
 Expected Conc. = 33.3 
 Lab Value = 22.600 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 33.09 
 Lab Value = 18.100 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 33.09 
 Lab Value = 20.300 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Expected Conc. = 17.648 
 Lab Value = 9.910 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.65 
 Lab Value = 11.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 17.76 
 Lab Value = 10.500 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 21.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & ERA 0319-14-04: 60 µl 
 Expected Conc. = 33.3 
 Lab Value = 18.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & Abs 041714: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 23.700 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 33.3 
 Lab Value = 20.500 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 16.65 
 Lab Value = 9.310 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.800 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.900 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 52.1 
 Lab Value = 38.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 52.1 
 Lab Value = 37.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 33.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 29.700 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 11.300 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 12.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 30.100 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 41 
 Lab Value = 16.400 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 28.500 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 7.750 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 41 
 Lab Value = 15.800 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 41 
 Lab Value = 14.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 41 
 Lab Value = 16.700 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 30.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.600 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.200 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 12.200 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 12.400 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 4.420 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 3.500 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 28.700 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 13.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.710 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 7.390 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 6.750 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.930 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 20 µl & Abs 071817Pharm: 20 µl 
 Expected Conc. = 10.22 
 Lab Value = 2.790 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 18.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.400 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.880 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.790 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.500 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.400 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 5.630 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 5.240 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 8.110 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & ERA 0406-15-07A: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 15.200 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 16.500 
 reportunit = ng/L  spikemix = Abs 052215: 80 µl & Abs 050115: 80 µl 
 Expected Conc. = 48.88 
 Lab Value = 32.200 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 7.400 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.15 
 Lab Value = 3.340 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.15 
 Lab Value = 3.580 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.2 
 Lab Value = 33.300 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.2 
 Lab Value = 34.100 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 8.400 
 reportunit = ng/L  spikemix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 14.900 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 6.950 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 7.060 
 reportunit = ng/L  spikemix = Abs 041814: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 24.300 
 reportunit = ng/L  spikemix = Abs 041814: 8 µl & ERA 0318-14-02: 8 µl 
 Expected Conc. = 17.76 
 Lab Value = 10.900 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & ERA 0318-14-02: 30 µl 
 Expected Conc. = 16.65 
 Lab Value = 8.610 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 8.790 
 reportunit = ng/L  spikemix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Expected Conc. = 33.09 
 Lab Value = 25.400 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 9.360 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 17.648 
 Lab Value = 10.300 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 17.648 
 Lab Value = 12.400 
 reportunit = ng/L  spikemix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 33.09 
 Lab Value = 19.200 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 6.020 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 8.150 
 reportunit = ng/L  spikemix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 33.09 
 Lab Value = 18.000 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 9.520 
 reportunit = ng/L
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
ABACAVIR

 spikemix = Spex Organics T1120802015: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 9.410 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 32.9 
 Lab Value = 24.100 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 32.9 
 Lab Value = 19.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 
 Expected Conc. = 12.338 
 Lab Value = 8.940 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 11.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 
 Expected Conc. = 8.25 
 Lab Value = 5.680 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 9.070 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 053112: 15 µl 
 Expected Conc. = 12.375 
 Lab Value = 7.720 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 8.600 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 10.100 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 12.338 
 Lab Value = 5.410 
 reportunit = ng/L  spikemix = Abs 053112: 40 µl 
 Expected Conc. = 33 
 Lab Value = 19.100 
 reportunit = ng/L  spikemix = Abs 071112: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 32.9 
 Lab Value = 26.600 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 10.200 
 reportunit = ng/L  spikemix = Abs 060112: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.45 
 Lab Value = 8.960 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & Abs 060112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 10.800 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 16.32 
 Lab Value = 7.170 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 40.8 
 Lab Value = 17.900 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 6.830 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 65.28 
 Lab Value = 23.600 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 40.8 
 Lab Value = 15.200 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.32 
 Lab Value = 5.980 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 13.400 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 26.700 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 51.1 
 Lab Value = 17.100 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 51.1 
 Lab Value = 18.500 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 6.340 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 6.400 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 7.860 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 8.310 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 80 µl & ERA 0406-15-07A: 80 µl 
 Expected Conc. = 49.2 
 Lab Value = 31.500 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 7.710 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 24.6 
 Lab Value = 17.700 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & ERA 0406-15-09: 40 µl 
 Expected Conc. = 24.6 
 Lab Value = 15.000 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 15.100 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 80 µl & Abs 052215: 80 µl 
 Expected Conc. = 48.88 
 Lab Value = 32.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 7.350 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-09: 20 µl 
 Expected Conc. = 12.3 
 Lab Value = 6.240 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 24.900 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 60 µl & ERA 0318-14-02: 60 µl 
 Expected Conc. = 33.3 
 Lab Value = 22.600 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 33.09 
 Lab Value = 18.100 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 33.09 
 Lab Value = 20.300 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Expected Conc. = 17.648 
 Lab Value = 9.910 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.65 
 Lab Value = 11.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 17.76 
 Lab Value = 10.500 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 21.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & ERA 0319-14-04: 60 µl 
 Expected Conc. = 33.3 
 Lab Value = 18.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & Abs 041714: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 23.700 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 33.3 
 Lab Value = 20.500 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 16.65 
 Lab Value = 9.310 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.800 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.900 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 52.1 
 Lab Value = 38.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 52.1 
 Lab Value = 37.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 33.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 29.700 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 11.300 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 12.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 30.100 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 41 
 Lab Value = 16.400 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 28.500 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 7.750 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 41 
 Lab Value = 15.800 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 41 
 Lab Value = 14.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 41 
 Lab Value = 16.700 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 30.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 15.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.600 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.200 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 20.84 
 Lab Value = 14.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 12.200 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 12.400 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 4.420 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 3.500 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 41.68 
 Lab Value = 28.700 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 13.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.710 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 7.390 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 6.750 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.930 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 20 µl & Abs 071817Pharm: 20 µl 
 Expected Conc. = 10.22 
 Lab Value = 2.790 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 18.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.400 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.880 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.44 
 Lab Value = 5.790 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.500 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.88 
 Lab Value = 14.400 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 5.630 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 5.240 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 8.110 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & ERA 0406-15-07A: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 15.200 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 16.500 
 reportunit = ng/L  spikemix = Abs 052215: 80 µl & Abs 050115: 80 µl 
 Expected Conc. = 48.88 
 Lab Value = 32.200 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 7.400 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.15 
 Lab Value = 3.340 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.15 
 Lab Value = 3.580 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.2 
 Lab Value = 33.300 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.2 
 Lab Value = 34.100 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 8.400 
 reportunit = ng/L  spikemix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.44 
 Lab Value = 14.900 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 6.950 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.22 
 Lab Value = 7.060 
 reportunit = ng/L  spikemix = Abs 041814: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 33.3 
 Lab Value = 24.300 
 reportunit = ng/L  spikemix = Abs 041814: 8 µl & ERA 0318-14-02: 8 µl 
 Expected Conc. = 17.76 
 Lab Value = 10.900 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & ERA 0318-14-02: 30 µl 
 Expected Conc. = 16.65 
 Lab Value = 8.610 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 8.790 
 reportunit = ng/L  spikemix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Expected Conc. = 33.09 
 Lab Value = 25.400 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 9.360 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 17.648 
 Lab Value = 10.300 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 17.648 
 Lab Value = 12.400 
 reportunit = ng/L  spikemix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 33.09 
 Lab Value = 19.200 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 6.020 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 8.150 
 reportunit = ng/L  spikemix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 33.09 
 Lab Value = 18.000 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 16.545 
 Lab Value = 9.520 
 reportunit = ng/L
The SGPlot Procedure