BQS Organic Blind Sample Program
Analytes by Multiple Methods
DEXTROMETHORPHAN

 Pct Recovery = 111% 
 Schedule Code = 2440  Pct Recovery = 127% 
 Schedule Code = 2440  Pct Recovery = 133% 
 Schedule Code = 2440  Pct Recovery = 152% 
 Schedule Code = 2440  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = LC9017 
 Minimum Whisker = 29% 
 First Quartile = 46% 
 Median = 58% 
 Third Quartile = 68% 
 Maximum Whisker = 82% 
 Mean = 56% 
 Standard Deviation = 13% 
 Number of Observations = 17  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Schedule Code = 2440 
 Minimum Whisker = 30% 
 First Quartile = 58% 
 Median = 67% 
 Third Quartile = 79% 
 Maximum Whisker = 111% 
 Mean = 70% 
 Standard Deviation = 20% 
 Number of Observations = 105  Y = 1
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
DEXTROMETHORPHAN

 spikemix = Spex Organics T1120802015: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 12.000 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 33.5 
 Lab Value = 27.500 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 33.5 
 Lab Value = 15.000 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 
 Expected Conc. = 12.563 
 Lab Value = 8.780 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 10.200 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 
 Expected Conc. = 8.25 
 Lab Value = 4.580 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 9.790 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 053112: 15 µl 
 Expected Conc. = 12.375 
 Lab Value = 5.710 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 7.320 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 8.080 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 12.563 
 Lab Value = 6.470 
 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. = 33.5 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 7.020 
 reportunit = ng/L  spikemix = Abs 060112: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 11.600 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 9.620 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & Abs 060112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 4.810 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 16.22 
 Lab Value = 17.700 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 40.55 
 Lab Value = 33.800 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 12.500 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 64.88 
 Lab Value = 51.200 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 40.55 
 Lab Value = 28.000 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.22 
 Lab Value = 10.800 
 reportunit = ng/L  spikemix = ERA 04281604: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.52 
 Lab Value = 46.200 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 21.100 
 reportunit = ng/L  spikemix = ERA 04281604: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.52 
 Lab Value = 23.300 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 12.900 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 10.700 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 15.300 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 20.100 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 14.700 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 14.700 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 21.200 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & ERA 04281604: 80 µl 
 Expected Conc. = 41.52 
 Lab Value = 21.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & ERA 0406-15-09: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 6.200 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & ERA 0406-15-09: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 16.300 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 16.700 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 80 µl & Abs 052215: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 32.000 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 9.540 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 9.400 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 6.590 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 14.100 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 8.000 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 13.900 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 80 µl & Abs 051315: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 38.100 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 27.200 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 60 µl & ERA 0318-14-02: 60 µl 
 Expected Conc. = 32.55 
 Lab Value = 26.500 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 23.100 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 23.300 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Expected Conc. = 17.36 
 Lab Value = 12.500 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 60 µl & ERA 0319-14-05: 60 µl 
 Expected Conc. = 32.55 
 Lab Value = 18.200 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.275 
 Lab Value = 4.880 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.275 
 Lab Value = 6.610 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 17.68 
 Lab Value = 9.000 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 15 µl & Abs 041814: 15 µl 
 Expected Conc. = 33.15 
 Lab Value = 20.200 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 17.68 
 Lab Value = 9.460 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.275 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 31.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 16.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 51.9 
 Lab Value = 34.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 51.9 
 Lab Value = 30.700 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 10.800 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 12.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 41 
 Lab Value = 36.800 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 67.800 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 14.700 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 41 
 Lab Value = 37.700 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 41 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 16.22 
 Lab Value = 6.180 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 41 
 Lab Value = 31.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 72.600 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 17.100 
 reportunit = ng/L  spikemix = Abs 061416: 100 µl & ERA 04281603: 100 µl 
 Expected Conc. = 51.2 
 Lab Value = 47.700 
 reportunit = ng/L  spikemix = Abs 061416: 100 µl & ERA 04281603: 100 µl 
 Expected Conc. = 51.2 
 Lab Value = 49.700 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 12.100 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 26.500 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 8.390 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 10.400 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 33.300 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 34.600 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 52.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 16.600 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 12.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 11.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 33.700 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 54.400 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 9.080 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 31.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 32.200 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.13 
 Lab Value = 2.440 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.13 
 Lab Value = 3.640 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 38.700 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 40.100 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 7.660 
 reportunit = ng/L  spikemix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 13.400 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 7.380 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 7.320 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 13.400 
 reportunit = ng/L  spikemix = Abs 050115: 80 µl & ERA 0406-15-08: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 30.600 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 8.690 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 14.100 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & Abs 051315: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 5.410 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 17.600 
 reportunit = ng/L  spikemix = Abs 041814: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 33.15 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Abs 041814: 8 µl & ERA 0318-14-02: 8 µl 
 Expected Conc. = 17.68 
 Lab Value = 8.240 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & ERA 0318-14-02: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 9.720 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 10.200 
 reportunit = ng/L  spikemix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Expected Conc. = 33.15 
 Lab Value = 25.500 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 11.500 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 24.100 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 28.100 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Abs 041714: 8 µl & ERA 0319-14-05: 8 µl 
 Expected Conc. = 17.36 
 Lab Value = 8.640 
 reportunit = ng/L  spikemix = Abs 041714: 30 µl & Abs 041814: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 8.990 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 33.15 
 Lab Value = 21.500 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 33.15 
 Lab Value = 21.400 
 reportunit = ng/L  Y = 1
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
DEXTROMETHORPHAN

 spikemix = Spex Organics T1120802015: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 12.000 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 33.5 
 Lab Value = 27.500 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 33.5 
 Lab Value = 15.000 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 
 Expected Conc. = 12.563 
 Lab Value = 8.780 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 10.200 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 
 Expected Conc. = 8.25 
 Lab Value = 4.580 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 9.790 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 053112: 15 µl 
 Expected Conc. = 12.375 
 Lab Value = 5.710 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 7.320 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 8.080 
 reportunit = ng/L  spikemix = ERA 0507-12-06.1: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 12.563 
 Lab Value = 6.470 
 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. = 33.5 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 7.020 
 reportunit = ng/L  spikemix = Abs 060112: 20 µl & ERA 0507-12-06.1: 20 µl 
 Expected Conc. = 16.75 
 Lab Value = 11.600 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 9.620 
 reportunit = ng/L  spikemix = Abs 053112: 20 µl & Abs 060112: 20 µl 
 Expected Conc. = 16.5 
 Lab Value = 4.810 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 16.22 
 Lab Value = 17.700 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 40.55 
 Lab Value = 33.800 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 12.500 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 64.88 
 Lab Value = 51.200 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 40.55 
 Lab Value = 28.000 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.22 
 Lab Value = 10.800 
 reportunit = ng/L  spikemix = ERA 04281604: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.52 
 Lab Value = 46.200 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 21.100 
 reportunit = ng/L  spikemix = ERA 04281604: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 41.52 
 Lab Value = 23.300 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 12.900 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 10.700 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 15.300 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 20.100 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 14.700 
 reportunit = ng/L  spikemix = ERA 04281604: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 14.700 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 21.200 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & ERA 04281604: 80 µl 
 Expected Conc. = 41.52 
 Lab Value = 21.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & ERA 0406-15-09: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 6.200 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & ERA 0406-15-09: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 16.300 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 16.700 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 80 µl & Abs 052215: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 32.000 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 9.540 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 9.400 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 6.590 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 14.100 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 8.000 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 13.900 
 reportunit = ng/L  spikemix = ERA 0406-15-07A: 80 µl & Abs 051315: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 38.100 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 27.200 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 60 µl & ERA 0318-14-02: 60 µl 
 Expected Conc. = 32.55 
 Lab Value = 26.500 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 23.100 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 15 µl & Abs 041614: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 23.300 
 reportunit = ng/L  spikemix = ERA 0319-14-05: 8 µl & Abs 041614: 8 µl 
 Expected Conc. = 17.36 
 Lab Value = 12.500 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 60 µl & ERA 0319-14-05: 60 µl 
 Expected Conc. = 32.55 
 Lab Value = 18.200 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.275 
 Lab Value = 4.880 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.275 
 Lab Value = 6.610 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 17.68 
 Lab Value = 9.000 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 15 µl & Abs 041814: 15 µl 
 Expected Conc. = 33.15 
 Lab Value = 20.200 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 17.68 
 Lab Value = 9.460 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 16.275 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 31.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 16.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 51.9 
 Lab Value = 34.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 51.9 
 Lab Value = 30.700 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 10.800 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 12.500 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 41 
 Lab Value = 36.800 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 67.800 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 16.4 
 Lab Value = 14.700 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 41 
 Lab Value = 37.700 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 41 
 Lab Value = 26.400 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 16.22 
 Lab Value = 6.180 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 41 
 Lab Value = 31.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 65.6 
 Lab Value = 72.600 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 17.100 
 reportunit = ng/L  spikemix = Abs 061416: 100 µl & ERA 04281603: 100 µl 
 Expected Conc. = 51.2 
 Lab Value = 47.700 
 reportunit = ng/L  spikemix = Abs 061416: 100 µl & ERA 04281603: 100 µl 
 Expected Conc. = 51.2 
 Lab Value = 49.700 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & ERA 04281603: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 12.100 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 26.500 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 8.390 
 reportunit = ng/L  spikemix = Abs 061416: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 10.400 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 33.300 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 34.600 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 52.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 16.600 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 12.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 20.76 
 Lab Value = 11.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 33.700 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 54.400 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 9.080 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 20.48 
 Lab Value = 11.200 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 31.800 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 40.96 
 Lab Value = 32.200 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.13 
 Lab Value = 2.440 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 6.13 
 Lab Value = 3.640 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 38.700 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 40.100 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 7.660 
 reportunit = ng/L  spikemix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 13.400 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 7.380 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 7.320 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & ERA 0406-15-08: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 13.400 
 reportunit = ng/L  spikemix = Abs 050115: 80 µl & ERA 0406-15-08: 80 µl 
 Expected Conc. = 49.04 
 Lab Value = 30.600 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & ERA 0406-15-08: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 8.690 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 15.500 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 14.100 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & Abs 051315: 20 µl 
 Expected Conc. = 12.26 
 Lab Value = 5.410 
 reportunit = ng/L  spikemix = Abs 050115: 40 µl & Abs 051315: 40 µl 
 Expected Conc. = 24.52 
 Lab Value = 17.600 
 reportunit = ng/L  spikemix = Abs 041814: 15 µl & ERA 0318-14-02: 15 µl 
 Expected Conc. = 33.15 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Abs 041814: 8 µl & ERA 0318-14-02: 8 µl 
 Expected Conc. = 17.68 
 Lab Value = 8.240 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & ERA 0318-14-02: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 9.720 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 10.200 
 reportunit = ng/L  spikemix = Abs 041814: 60 µl & Abs 041614: 60 µl 
 Expected Conc. = 33.15 
 Lab Value = 25.500 
 reportunit = ng/L  spikemix = Abs 041814: 30 µl & Abs 041614: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 11.500 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 24.100 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 28.100 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 32.55 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = Abs 041714: 8 µl & ERA 0319-14-05: 8 µl 
 Expected Conc. = 17.36 
 Lab Value = 8.640 
 reportunit = ng/L  spikemix = Abs 041714: 30 µl & Abs 041814: 30 µl 
 Expected Conc. = 16.575 
 Lab Value = 8.990 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 33.15 
 Lab Value = 21.500 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 33.15 
 Lab Value = 21.400 
 reportunit = ng/L  Y = 1
The SGPlot Procedure