BQS Organic Blind Sample Program
Analytes by Multiple Methods
PROPRANOLOL

 Pct Recovery = 8% 
 Schedule Code = 2440  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = LC9017 
 Minimum Whisker = 44% 
 First Quartile = 65% 
 Median = 72% 
 Third Quartile = 89% 
 Maximum Whisker = 117% 
 Mean = 76% 
 Standard Deviation = 17% 
 Number of Observations = 19  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Schedule Code = 2440 
 Minimum Whisker = 42% 
 First Quartile = 64% 
 Median = 73% 
 Third Quartile = 80% 
 Maximum Whisker = 105% 
 Mean = 72% 
 Standard Deviation = 13% 
 Number of Observations = 103  Y = 1
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
PROPRANOLOL

 spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 32.500 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 35.600 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 40 µl 
 Expected Conc. = 106 
 Lab Value = 86.400 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl 
 Expected Conc. = 53 
 Lab Value = 62.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 40 µl 
 Expected Conc. = 106 
 Lab Value = 94.500 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl 
 Expected Conc. = 26.5 
 Lab Value = 26.300 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl 
 Expected Conc. = 53 
 Lab Value = 51.200 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 
 Expected Conc. = 39.75 
 Lab Value = 28.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 39.75 
 Lab Value = 33.300 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 53 
 Lab Value = 36.400 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 
 Expected Conc. = 26.5 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 071112: 15 µl 
 Expected Conc. = 40.125 
 Lab Value = 27.800 
 reportunit = ng/L  spikemix = Abs 071112: 40 µl 
 Expected Conc. = 107 
 Lab Value = 70.900 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 32.900 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 48.100 
 reportunit = ng/L  spikemix = Abs 071112: 10 µl & ERA 0507-12-06.2: 10 µl 
 Expected Conc. = 26.75 
 Lab Value = 17.300 
 reportunit = ng/L  spikemix = Abs 071112: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 107 
 Lab Value = 81.500 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 060112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 23.700 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 30.700 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 52 
 Lab Value = 44.100 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 130 
 Lab Value = 122.000 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 52 
 Lab Value = 46.800 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 208 
 Lab Value = 158.000 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 130 
 Lab Value = 92.600 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 52 
 Lab Value = 40.200 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 102.000 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 99.800 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 164.7 
 Lab Value = 130.000 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 164.7 
 Lab Value = 134.000 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 45.900 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 47.800 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 27.600 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 80 µl & ERA 0406-15-07A: 80 µl 
 Expected Conc. = 155.2 
 Lab Value = 119.000 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 27.200 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 77.6 
 Lab Value = 64.700 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & ERA 0406-15-09: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 25.400 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & ERA 0406-15-09: 40 µl 
 Expected Conc. = 77.6 
 Lab Value = 52.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 79 
 Lab Value = 47.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 80 µl & Abs 052215: 80 µl 
 Expected Conc. = 158 
 Lab Value = 120.000 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 30.700 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 60 µl & ERA 0319-14-05: 60 µl 
 Expected Conc. = 103.95 
 Lab Value = 62.600 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 51.975 
 Lab Value = 31.100 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 51.975 
 Lab Value = 27.800 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 36.100 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 15 µl & Abs 041814: 15 µl 
 Expected Conc. = 103.95 
 Lab Value = 59.000 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 33.000 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 39.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 103.95 
 Lab Value = 68.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & ERA 0319-14-04: 60 µl 
 Expected Conc. = 103.95 
 Lab Value = 66.400 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & Abs 041714: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 80.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 60.300 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 27.300 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 53.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 59.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 48.600 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 166 
 Lab Value = 138.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 166 
 Lab Value = 138.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 102.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 104.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 55.600 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 52.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 47.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 106.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 130 
 Lab Value = 121.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 208 
 Lab Value = 213.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 52 
 Lab Value = 47.100 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 130 
 Lab Value = 108.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 130 
 Lab Value = 93.600 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 52 
 Lab Value = 4.300 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 130 
 Lab Value = 97.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 208 
 Lab Value = 218.000 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 55.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 55.600 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 58.400 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 58.100 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 90.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 96.400 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 39.900 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 41.700 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 110.000 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 95.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 57.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 55.700 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 46.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 48.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 20 µl & Abs 071817Pharm: 20 µl 
 Expected Conc. = 32.94 
 Lab Value = 18.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 101.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 106.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 93.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 32.700 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 40.600 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 104.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 106.000 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 19.000 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 16.600 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 28.300 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & ERA 0406-15-07A: 40 µl 
 Expected Conc. = 79 
 Lab Value = 66.400 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 79 
 Lab Value = 58.700 
 reportunit = ng/L  spikemix = Abs 052215: 80 µl & Abs 050115: 80 µl 
 Expected Conc. = 158 
 Lab Value = 108.000 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 25.800 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 19.4 
 Lab Value = 9.530 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 155.2 
 Lab Value = 113.000 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 155.2 
 Lab Value = 131.000 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 28.600 
 reportunit = ng/L  spikemix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 79 
 Lab Value = 48.700 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 25.600 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 27.400 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 84.600 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 80.200 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 67.200 
 reportunit = ng/L  spikemix = Abs 041714: 8 µl & ERA 0319-14-05: 8 µl 
 Expected Conc. = 56.152 
 Lab Value = 32.000 
 reportunit = ng/L  spikemix = Abs 041714: 30 µl & Abs 041814: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 31.400 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 67.200 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 72.400 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 37.300 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 37.200 
 reportunit = ng/L  spikemix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 103.95 
 Lab Value = 77.600 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Expected Conc. = 51.975 
 Lab Value = 28.600 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 33.700 
 reportunit = ng/L  spikemix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 66.100 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 38.000 
 reportunit = ng/L  Y = 1
The SGPlot Procedure

BQS Organic Blind Sample Program
Analytes by Multiple Methods
PROPRANOLOL

 spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 32.500 
 reportunit = ng/L  spikemix = Spex Organics T1120802015: 20 µl & Abs 071112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 35.600 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 40 µl 
 Expected Conc. = 106 
 Lab Value = 86.400 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl 
 Expected Conc. = 53 
 Lab Value = 62.100 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 40 µl 
 Expected Conc. = 106 
 Lab Value = 94.500 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl 
 Expected Conc. = 26.5 
 Lab Value = 26.300 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl 
 Expected Conc. = 53 
 Lab Value = 51.200 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & ERA 0507-12-06.1: 15 µl 
 Expected Conc. = 39.75 
 Lab Value = 28.800 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 15 µl & Abs 060112: 15 µl 
 Expected Conc. = 39.75 
 Lab Value = 33.300 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 53 
 Lab Value = 36.400 
 reportunit = ng/L  spikemix = ERA 0823-11-05.2: 10 µl & Abs 053112: 10 µl 
 Expected Conc. = 26.5 
 Lab Value = 22.700 
 reportunit = ng/L  spikemix = ERA 0823-11-05.1: 15 µl & Abs 071112: 15 µl 
 Expected Conc. = 40.125 
 Lab Value = 27.800 
 reportunit = ng/L  spikemix = Abs 071112: 40 µl 
 Expected Conc. = 107 
 Lab Value = 70.900 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 32.900 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & ERA 0507-12-06.2: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 48.100 
 reportunit = ng/L  spikemix = Abs 071112: 10 µl & ERA 0507-12-06.2: 10 µl 
 Expected Conc. = 26.75 
 Lab Value = 17.300 
 reportunit = ng/L  spikemix = Abs 071112: 40 µl & ERA 0507-12-06.1: 40 µl 
 Expected Conc. = 107 
 Lab Value = 81.500 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 060112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 23.700 
 reportunit = ng/L  spikemix = Abs 071112: 20 µl & Abs 053112: 20 µl 
 Expected Conc. = 53.5 
 Lab Value = 30.700 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 52 
 Lab Value = 44.100 
 reportunit = ng/L  spikemix = ERA 06281704: 50 µl & ERA 06281702: 50 µl 
 Expected Conc. = 130 
 Lab Value = 122.000 
 reportunit = ng/L  spikemix = ERA 06281704: 20 µl & Abs 072517Pharm1: 20 µl 
 Expected Conc. = 52 
 Lab Value = 46.800 
 reportunit = ng/L  spikemix = ERA 06281702: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 208 
 Lab Value = 158.000 
 reportunit = ng/L  spikemix = ERA 06281702: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 130 
 Lab Value = 92.600 
 reportunit = ng/L  spikemix = ERA 06281702: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 52 
 Lab Value = 40.200 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 102.000 
 reportunit = ng/L  spikemix = ERA 04281603: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 99.800 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 164.7 
 Lab Value = 130.000 
 reportunit = ng/L  spikemix = ERA 04281603: 100 µl & Abs 060916PHARM: 100 µl 
 Expected Conc. = 164.7 
 Lab Value = 134.000 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 45.900 
 reportunit = ng/L  spikemix = ERA 04281603: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 47.800 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 27.600 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 21.800 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 80 µl & ERA 0406-15-07A: 80 µl 
 Expected Conc. = 155.2 
 Lab Value = 119.000 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 27.200 
 reportunit = ng/L  spikemix = ERA 0406-15-09: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 77.6 
 Lab Value = 64.700 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & ERA 0406-15-09: 20 µl 
 Expected Conc. = 38.8 
 Lab Value = 25.400 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & ERA 0406-15-09: 40 µl 
 Expected Conc. = 77.6 
 Lab Value = 52.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 79 
 Lab Value = 47.600 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 80 µl & Abs 052215: 80 µl 
 Expected Conc. = 158 
 Lab Value = 120.000 
 reportunit = ng/L  spikemix = ERA 0406-15-08: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 30.700 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 60 µl & ERA 0319-14-05: 60 µl 
 Expected Conc. = 103.95 
 Lab Value = 62.600 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 51.975 
 Lab Value = 31.100 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 30 µl & ERA 0319-14-05: 30 µl 
 Expected Conc. = 51.975 
 Lab Value = 27.800 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 36.100 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 15 µl & Abs 041814: 15 µl 
 Expected Conc. = 103.95 
 Lab Value = 59.000 
 reportunit = ng/L  spikemix = ERA 0319-14-04: 8 µl & Abs 041814: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 33.000 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 39.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 103.95 
 Lab Value = 68.200 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & ERA 0319-14-04: 60 µl 
 Expected Conc. = 103.95 
 Lab Value = 66.400 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 15 µl & Abs 041714: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 80.100 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 60.300 
 reportunit = ng/L  spikemix = ERA 0318-14-02: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 27.300 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 53.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 59.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 48.600 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 166 
 Lab Value = 138.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 100 µl & ERA 04281604: 100 µl 
 Expected Conc. = 166 
 Lab Value = 138.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 102.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & ERA 04281603: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 104.000 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061516PHARM: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 55.600 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 52.100 
 reportunit = ng/L  spikemix = Crescent EN160610015: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 47.400 
 reportunit = ng/L  spikemix = Crescent EN160610015: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 106.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & ERA 06281703: 50 µl 
 Expected Conc. = 130 
 Lab Value = 121.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 80 µl & ERA 06281703: 80 µl 
 Expected Conc. = 208 
 Lab Value = 213.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 20 µl & Abs 072517Pharm2: 20 µl 
 Expected Conc. = 52 
 Lab Value = 47.100 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 072517Pharm2: 50 µl 
 Expected Conc. = 130 
 Lab Value = 108.000 
 reportunit = ng/L  spikemix = Abs 072517Pharm1: 50 µl & Abs 071817Pharm: 50 µl 
 Expected Conc. = 130 
 Lab Value = 93.600 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 20 µl & ERA 06281702: 20 µl 
 Expected Conc. = 52 
 Lab Value = 4.300 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 50 µl & Abs 072517Pharm1: 50 µl 
 Expected Conc. = 130 
 Lab Value = 97.000 
 reportunit = ng/L  spikemix = Abs 071817Pharm: 80 µl & Abs 072517Pharm1: 80 µl 
 Expected Conc. = 208 
 Lab Value = 218.000 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 55.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 55.600 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 58.400 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Crescent EN160610015: 40 µl 
 Expected Conc. = 66.4 
 Lab Value = 58.100 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 90.800 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 96.400 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 39.900 
 reportunit = ng/L  spikemix = Abs 061516PHARM: 40 µl & Abs 060916PHARM: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 41.700 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Crescent EN160610015: 80 µl 
 Expected Conc. = 132.8 
 Lab Value = 110.000 
 reportunit = ng/L  spikemix = Abs 061416: 80 µl & Abs 060916PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 95.900 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 57.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 55.700 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 46.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & ERA 04281604: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 48.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 20 µl & Abs 071817Pharm: 20 µl 
 Expected Conc. = 32.94 
 Lab Value = 18.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061516PHARM: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 101.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 106.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 93.100 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 32.700 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 40 µl & Abs 061416: 40 µl 
 Expected Conc. = 65.88 
 Lab Value = 40.600 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 104.000 
 reportunit = ng/L  spikemix = Abs 060916PHARM: 80 µl & Abs 061416: 80 µl 
 Expected Conc. = 131.76 
 Lab Value = 106.000 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 19.000 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 16.600 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & ERA 0406-15-07A: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 28.300 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & ERA 0406-15-07A: 40 µl 
 Expected Conc. = 79 
 Lab Value = 66.400 
 reportunit = ng/L  spikemix = Abs 052215: 40 µl & Abs 050115: 40 µl 
 Expected Conc. = 79 
 Lab Value = 58.700 
 reportunit = ng/L  spikemix = Abs 052215: 80 µl & Abs 050115: 80 µl 
 Expected Conc. = 158 
 Lab Value = 108.000 
 reportunit = ng/L  spikemix = Abs 052215: 20 µl & Abs 050115: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 25.800 
 reportunit = ng/L  spikemix = Abs 051315: 10 µl & ERA 0406-15-09: 10 µl 
 Expected Conc. = 19.4 
 Lab Value = 9.530 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 155.2 
 Lab Value = 113.000 
 reportunit = ng/L  spikemix = Abs 051315: 80 µl & ERA 0406-15-09: 80 µl 
 Expected Conc. = 155.2 
 Lab Value = 131.000 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 28.600 
 reportunit = ng/L  spikemix = Abs 051315: 40 µl & Abs 052215: 40 µl 
 Expected Conc. = 79 
 Lab Value = 48.700 
 reportunit = ng/L  spikemix = Abs 051315: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 25.600 
 reportunit = ng/L  spikemix = Abs 050115: 20 µl & Abs 052215: 20 µl 
 Expected Conc. = 39.5 
 Lab Value = 27.400 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 84.600 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 80.200 
 reportunit = ng/L  spikemix = Abs 041714: 15 µl & ERA 0319-14-05: 15 µl 
 Expected Conc. = 105.29 
 Lab Value = 67.200 
 reportunit = ng/L  spikemix = Abs 041714: 8 µl & ERA 0319-14-05: 8 µl 
 Expected Conc. = 56.152 
 Lab Value = 32.000 
 reportunit = ng/L  spikemix = Abs 041714: 30 µl & Abs 041814: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 31.400 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 67.200 
 reportunit = ng/L  spikemix = Abs 041714: 60 µl & Abs 041814: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 72.400 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 37.300 
 reportunit = ng/L  spikemix = Abs 041614: 8 µl & ERA 0319-14-04: 8 µl 
 Expected Conc. = 55.44 
 Lab Value = 37.200 
 reportunit = ng/L  spikemix = Abs 041614: 15 µl & ERA 0319-14-04: 15 µl 
 Expected Conc. = 103.95 
 Lab Value = 77.600 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & ERA 0319-14-04: 30 µl 
 Expected Conc. = 51.975 
 Lab Value = 28.600 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 33.700 
 reportunit = ng/L  spikemix = Abs 041614: 60 µl & Abs 041714: 60 µl 
 Expected Conc. = 105.29 
 Lab Value = 66.100 
 reportunit = ng/L  spikemix = Abs 041614: 30 µl & Abs 041714: 30 µl 
 Expected Conc. = 52.643 
 Lab Value = 38.000 
 reportunit = ng/L  Y = 1
The SGPlot Procedure