BQS Organic Blind Sample Project
False Positive and Negative Report for
Method: 4440

Analyte TestIDCode CASNumber # Samples
Spiked		 # False
Negatives		 # Samples
Not Spiked		 # False
Positives
1,1,1,2-TETRACHLOROETHANE 77562GCM66 630-20-6 25 0 11 0
1,1,1-TRICHLOROETHANE 34506GCM66 71-55-6 23 0 13 0
1,1,2,2-TETRACHLOROETHANE 34516GCM66 79-34-5 25 0 11 0
1,1,2-TRICHLOROETHANE 34511GCM66 79-00-5 23 0 13 0
1,1,2-TRICHLOROTRIFLUOROETHANE 77652GCM66 76-13-1 25 0 11 0
1,1-DICHLOROETHANE 34496GCM66 75-34-3 23 0 13 0
1,1-DICHLOROETHYLENE 34501GCM66 75-35-4 23 0 13 0
1,1-DICHLOROPROPENE 77168GCM66 563-58-6 23 0 13 0
1,1-DIFLUOROETHANE 49538GCM66 75-37-6 23 0 13 0
1,2,3,4-TETRAHYDRONAPTHALENE 77323GCM66 119-64-2 26 0 10 0
1,2,3,4-TETRAMETHYLBENZENE 49999GCM66 488-23-3 17 0 19 0
1,2,3,5-TETRAMETHYLBENZENE 50000GCM66 527-53-7 24 0 11 0
1,2,3-TRICHLOROBENZENE 77613GCM66 87-61-6 23 0 13 0
1,2,3-TRICHLOROPROPANE 77443GCM66 96-18-4 23 0 13 0
1,2,3-TRIMETHYLBENZENE 77221GCM66 526-73-8 25 0 11 0
1,2,4-TRICHLOROBENZENE 34551GCM66 120-82-1 23 0 13 0
1,2,4-TRIMETHYLBENZENE 77222GCM66 95-63-6 23 0 13 0
1,2-DIBROMO-3-CHLOROPROPANE 82625GCM66 96-12-8 23 0 13 0
1,2-DIBROMOETHANE 77651GCM66 106-93-4 25 0 11 0
1,2-DICHLORO-1,1,2,2-TETRAFLUOROETHANE 50985GCM66 76-14-2 8 0 28 0
1,2-DICHLOROBENZENE 34536GCM66 95-50-1 23 0 13 0
1,2-DICHLOROETHANE 32103GCM66 107-06-2 25 0 11 0
1,2-DICHLOROPROPANE 34541GCM66 78-87-5 23 0 13 0
1,3,5-TRIMETHYLBENZENE 77226GCM66 108-67-8 23 0 13 0
1,3-BUTADIENE 68726GCM66 106-99-0 23 0 13 1
1,3-DICHLOROBENZENE 34566GCM66 541-73-1 25 0 11 0
1,3-DICHLOROPROPANE 77173GCM66 142-28-9 23 0 13 0
1,4-DICHLOROBENZENE 34571GCM66 106-46-7 25 0 11 0
1-CHLORO-1,1-DIFLUOROETHANE 85668GCM66 75-68-3 18 0 18 0
2,2-DICHLORO-1,1,1-TRIFLUOROETHANE 62174GCM66 306-83-2 23 0 13 0
2,2-DICHLOROPROPANE 77170GCM66 594-20-7 23 0 13 0
2-BUTANONE 81595GCM66 78-93-3 25 0 11 0
2-CHLOROTOLUENE 77275GCM66 95-49-8 23 0 13 0
2-HEXANONE 77103GCM66 591-78-6 23 0 13 0
3-CHLOROPROPENE 78109GCM66 107-05-1 23 0 13 0
4-CHLOROTOLUENE 77277GCM66 106-43-4 25 0 11 0
4-ISOPROPYL-1-METHYLBENZENE (CYMENE) 77356GCM66 99-87-6 25 0 11 0
4-METHYL-2-PENTANONE 78133GCM66 108-10-1 25 0 11 0
ACETONE 81552GCM66 67-64-1 23 0 13 0
ACRYLONITRILE 34215GCM66 107-13-1 25 0 11 0
BENZENE 34030GCM66 71-43-2 23 0 13 4
BROMOBENZENE 81555GCM66 108-86-1 23 0 13 0
BROMOCHLOROMETHANE 77297GCM66 74-97-5 23 0 13 0
BROMODICHLOROMETHANE 32101GCM66 75-27-4 25 0 11 0
BROMOETHENE 50002GCM66 593-60-2 23 0 13 0
BROMOFORM 32104GCM66 75-25-2 25 0 11 0
BROMOMETHANE 34413GCM66 74-83-9 25 0 11 10
BUTANE 81563GCM66 106-97-6 8 0 28 0
BUTYLBENZENE 77342GCM66 104-51-8 25 0 11 0
CARBON DISULFIDE 77041GCM66 75-15-0 24 0 11 0
CHLOROBENZENE 34301GCM66 108-90-7 25 0 11 0
CHLORODIFLUOROMETHANE 45028GCM66 75-45-6 23 0 13 0
CHLOROETHANE 34311GCM66 75-00-3 24 0 11 0
CHLOROFORM 32106GCM66 67-66-3 23 0 13 0
CHLOROMETHANE 34418GCM66 74-87-3 23 0 13 1
CIS-1,2-DICHLOROETHYLENE 77093GCM66 156-59-2 23 0 13 0
CIS-1,3-DICHLOROPROPENE 34704GCM66 10061-01-5 23 0 13 0
DIBROMOCHLOROMETHANE 32105GCM66 124-48-1 25 0 11 0
DIBROMOMETHANE 30217GCM66 74-95-3 25 0 11 0
DICHLORODIFLUOROMETHANE 34668GCM66 75-71-8 25 0 11 0
DICHLOROFLUOROMETHANE 77119GCM66 75-43-4 22 0 13 0
DICHLOROMETHANE 34423GCM66 75-09-2 23 0 13 0
DIETHYL ETHER 81576GCM66 60-29-7 23 0 13 0
DIISOPROPYL ETHER 81577GCM66 108-20-3 23 0 13 0
ETHYL METHACRYLATE 73570GCM66 97-63-2 23 0 13 0
ETHYL TERT-BUTYL ETHER 50004GCM66 637-92-3 23 0 13 0
ETHYLBENZENE 34371GCM66 100-41-4 25 0 11 0
HEXACHLOROBUTADIENE 39702GCM66 87-68-3 23 0 13 0
HEXACHLOROETHANE 34396GCM66 67-72-1 23 0 13 0
HEXANE 81590GCM66 110-54-3 16 0 13 0
ISOPROPYLBENZENE (CUMENE) 77223GCM66 98-82-8 23 0 13 0
M- AND P-XYLENE 85795GCM66 179601-23-1 21 0 8 0
METHYL ACRYLATE 49991GCM66 96-33-3 23 0 13 0
METHYL ACRYLONITRILE 81593GCM66 126-98-7 23 0 13 0
METHYL IODIDE 77424GCM66 74-88-4 23 0 13 10
METHYL METHACRYLATE 81597GCM66 80-62-6 25 0 11 0
N-PENTANE 81604GCM66 109-66-0 23 0 13 0
N-PROPYLBENZENE 77224GCM66 103-65-1 23 0 13 0
NAPHTHALENE 34696GCM66 91-20-3 23 0 13 0
NUMBER OF TENTATIVELY IDENTIFIED COMPOUNDS (TICS) 99871GCM66   0 0 36 2
O-ETHYL TOLUENE 77220GCM66 611-14-3 25 0 11 0
O-XYLENE 77135GCM66 95-47-6 23 0 13 0
SEC-BUTYLBENZENE 77350GCM66 135-98-8 23 0 13 0
STYRENE 77128GCM66 100-42-5 23 0 13 0
TERT-BUTYL METHYL ETHER (MTBE) 78032GCM66 1634-04-4 23 0 13 0
TERT-BUTYLBENZENE 77353GCM66 98-06-6 23 0 13 0
TERT-PENTYL METHYL ETHER (TAME) 50005GCM66 994-05-8 25 0 11 0
TETRACHLOROETHYLENE 34475GCM66 127-18-4 23 0 13 1
TETRACHLOROMETHANE 32102GCM66 56-23-5 23 0 13 0
TETRAHYDROFURAN 81607GCM66 109-99-9 23 0 13 0
TOLUENE 34010GCM66 108-88-3 16 0 13 0
TRANS-1,2-DICHLOROETHYLENE 34546GCM66 156-60-5 25 0 11 0
TRANS-1,3-DICHLOROPROPENE 34699GCM66 10061-02-6 23 0 13 0
TRANS-1,4-DICHLORO-2-BUTENE 73547GCM66 110-57-6 23 0 13 0
TRICHLOROETHYLENE 39180GCM66 79-01-6 25 0 11 0
TRICHLOROFLUOROMETHANE 34488GCM66 75-69-4 23 0 13 0
VINYL CHLORIDE 39175GCM66 75-01-4 23 0 13 0

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BQS Organic Blind Sample Program
False Positives & False Negatives
1,3-BUTADIENE
Method: 4440 Testid: 68726GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 1,3-BUTADIENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20151820110 Crescent 04EE008: 25 µl & NSI 050515AVOC: 25 µl 0.08 07/13/15 . 0.03 0

Updated 03/10/2016

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BQS Organic Blind Sample Program
False Positives & False Negatives
BENZENE
Method: 4440 Testid: 34030GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BENZENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141570084 NSI 032614: 20 µl & Supelco LC06438: 20 µl 0.026 06/10/14 . 0.0299 0
  20142530090 Supelco LC06438: 20 µl 0.026 09/21/14 . 0.042 0
  20142890080 ERA 0227-14-06.1A: 10 µl & Supelco LC06438: 10 µl 0.026 10/21/14 . 0.0196 0
  20150510046 ERA 0227-14-06.1A: 20 µl & Supelco LC06438: 20 µl 0.026 03/06/15 . 0.0397 0

Updated 03/10/2016

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BQS Organic Blind Sample Program
False Positives & False Negatives
BROMOMETHANE
Method: 4440 Testid: 34413GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BROMOMETHANE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141220028 Crescent 03DD004: 10 µl & Supelco LC06438: 10 µl 0.2 05/03/14 E 0.13 0
  20141990078 Spex Organics C1140417015: 10 µl & Accu 214031115: 10 µl 0.2 07/23/14 E 0.19 0
  20142270005 Spex Organics C1140417015: 20 µl & Accu 214031115: 20 µl 0.2 08/19/14 E 0.48 0
  20142530090 Supelco LC06438: 20 µl 0.2 09/21/14 E 0.37 0
  20143030098 Spex Organics C1140417015: 10 µl & Crescent 03DD004: 10 µl 0.2 11/06/14 E 0.13 0
  20143420010 Supelco LC06438: 20 µl & Crescent 03DD004: 20 µl 0.2 12/17/14 E 0.55 0
  20150720068 Spex Organics C1140417015: 20 µl & Crescent 03DD004: 20 µl 0.2 03/19/15 E 0.78 0
  20151690197 ERA 0406-15-03: 10 µl & Supelco LC13545: 10 µl 0.2 06/27/15 E 0.24 0
  20152390224 NSI 050515AVOC: 10 µl & Spex Organics EN150428007: 10 µl 0.2 09/03/15 E 0.17 0
  20152810126 ERA 0406-15-03: 15 µl & Spex Organics EN150428007: 15 µl 0.2 10/16/15 E 0.45 0

Updated 03/10/2016

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BQS Organic Blind Sample Program
False Positives & False Negatives
CHLOROMETHANE
Method: 4440 Testid: 34418GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CHLOROMETHANE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20150510046 ERA 0227-14-06.1A: 20 µl & Supelco LC06438: 20 µl 0.1 02/28/15 E 0.2 0

Updated 03/10/2016

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BQS Organic Blind Sample Program
False Positives & False Negatives
METHYL IODIDE
Method: 4440 Testid: 77424GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for METHYL IODIDE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141150020 Accu 214031115: 20 µl & NSI 032614: 20 µl 0.26 05/01/14 E 0.195 0
  20141770147 Accu 214031115: 20 µl & ERA 0227-14-06.1A: 20 µl 0.26 07/01/14 E 0.428 0
  20142060045 Crescent 03DD004: 10 µl & NSI 032614: 10 µl 0.26 07/29/14 E 0.251 0
  20142470038 Accu 214031115: 10 µl & NSI 032614: 10 µl 0.26 09/09/14 E 0.283 0
  20142720027 Crescent 03DD004: 10 µl & ERA 0227-14-06.1A: 10 µl 0.34 10/04/14 E 0.164 0
  20143110111 Crescent 03DD004: 20 µl & ERA 0227-14-06.1A: 20 µl 0.34 11/14/14 E 0.335 0
  20150090093 Accu 214031115: 10 µl & ERA 0227-14-06.1A: 10 µl 0.34 01/13/15 E 0.136 0
  20150930003 Accu 214031115: 20 µl & ERA 0227-14-06.1A: 20 µl 0.34 04/09/15 E 0.324 0
  20151820110 Crescent 04EE008: 25 µl & NSI 050515AVOC: 25 µl 0.34 07/18/15 E 0.189 0
  20152040181 Crescent 04EE008: 10 µl & ERA 0406-15-03: 10 µl 0.34 07/31/15 E 0.214 0

Updated 03/10/2016

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BQS Organic Blind Sample Program
False Positives & False Negatives
NUMBER OF TENTATIVELY IDENTIFIED COMPOUNDS (TICS)
Method: 4440 Testid: 99871GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for NUMBER OF TENTATIVELY IDENTIFIED COMPOUNDS (TICS)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141490202 Crescent 03DD004: 20 µl & NSI 032614: 20 µl . 06/10/14 . 1 0
  20151820110 Crescent 04EE008: 25 µl & NSI 050515AVOC: 25 µl . 07/13/15 . 1 0

Updated 03/10/2016

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BQS Organic Blind Sample Program
False Positives & False Negatives
TETRACHLOROETHYLENE
Method: 4440 Testid: 34475GCM66
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TETRACHLOROETHYLENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20151270114 Spex Organics EN150428007: 15 µl & Crescent 04EE008: 15 µl 0.026 05/09/15 . 0.0197 0

Updated 03/10/2016

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