BQS Organic Blind Sample Project
False Positive and Negative Report for
Method: 4433

Analyte TestIDCode CASNumber # Samples
Spiked		 # False
Negatives		 # Samples
Not Spiked		 # False
Positives
1,4-DICHLOROBENZENE 34571GCM99 106-46-7 45 8 74 0
1-METHYLNAPHTHALENE 81696GCM99 90-12-0 66 0 53 5
2,2',4,4'-TETRABROMODIPHENYLETHER (PBDE 47) 63147GCM99 5436-43-1 42 0 77 0
2,6-DIMETHYLNAPHTHALENE 62805GCM99 581-42-0 68 0 51 0
2-METHYLNAPHTHALENE 30194GCM99 91-57-6 66 0 53 1
3,4-DICHLOROPHENYL ISOCYANATE 63145GCM99 102-36-3 61 10 58 1
3-BETA-COPROSTANOL 62806GCM99 360-68-9 64 1 55 0
3-METHYL-1(H)-INDOLE (SKATOLE) 62807GCM99 83-34-1 68 1 51 0
3-TERT-BUTYL-4-HYDROXY ANISOLE (BHA) 61702GCM99 121-00-6 60 1 59 0
4-CUMYLPHENOL 62808GCM99 599-64-4 68 0 51 0
4-N-OCTYLPHENOL 62809GCM99 1806-26-4 68 8 51 1
4-NONYLPHENOL DIETHOXYLATE, TOTAL (NPEO2) 61703GCM99 26027-38-3 37 8 82 0
4-NONYLPHENOL MONOETHOXYLATE 61704GCM99 104-35-8 39 9 80 6
4-TERT-OCTYLPHENOL 62810GCM99 140-66-9 64 0 55 0
4-TERT-OCTYLPHENOL DIETHOXYLATES, TOTAL (OPEO2) 62486GCM99 2315-61-9 25 3 92 3
4-TERT-OCTYLPHENOL MONOETHOXYLATES, TOTAL (OPEO1) 62485GCM99 2315-67-5 2 0 117 28
5-METHYL-1H-BENZOTRIAZOLE 61944GCM99 136-85-6 64 4 55 1
ACETOPHENONE 62811GCM99 98-86-2 64 0 55 0
ACETYL HEXAMETHYL TETRAHYDRONAPHTHALENE (AHTN) 62812GCM99 21145-77-7 48 0 71 0
ANTHRACENE 34220GCM99 120-12-7 66 0 43 1
ANTHRAQUINONE 62813GCM99 84-65-1 68 0 51 0
ATRAZINE 39630GCM99 1912-24-9 63 0 56 1
BENZOPHENONE 62814GCM99 119-61-9 67 0 52 1
BENZO[A]PYRENE 34247GCM99 50-32-8 66 0 53 1
BETA-SITOSTEROL 62815GCM99 83-46-5 64 1 55 6
BETA-STIGMASTANOL 61948GCM99 19466-47-8 64 0 55 1
BIS(2-ETHYLHEXYL) PHTHALATE 39100GCM99 117-81-7 64 12 55 6
BISPHENOL A 62816GCM99 80-05-7 64 3 55 1
BROMACIL 30234GCM99 314-40-9 63 0 56 0
BROMOFORM 32104GCM99 75-25-2 65 0 54 0
CAFFEINE 81436GCM99 58-08-2 65 0 54 1
CAMPHOR 62817GCM99 76-22-2 67 0 52 1
CARBARYL 39750GCM99 63-25-2 65 0 54 1
CARBAZOLE 77571GCM99 86-74-8 66 0 52 2
CHLORPYRIFOS 38932GCM99 2921-88-2 65 0 54 1
CHOLESTEROL 62818GCM99 57-88-5 64 1 55 0
COTININE 61945GCM99 486-56-6 63 6 56 2
D-LIMONENE 62819GCM99 5989-27-5 67 0 52 0
DIAZINON 39570GCM99 333-41-5 66 0 53 1
DICHLORVOS 30218GCM99 62-73-7 65 0 54 1
DIETHYL PHTHALATE 34336GCM99 84-66-2 66 0 49 4
FLUORANTHENE 34376GCM99 206-44-0 66 0 53 1
HEXAHYDROHEXAMETHYLCYCLOPENTABENZOPYRAN (HHCB) 62823GCM99 1222-05-5 32 0 87 2
INDOLE 62824GCM99 120-72-9 68 0 51 0
ISOBORNEOL 62825GCM99 124-76-5 65 2 54 0
ISOPHORONE 34408GCM99 78-59-1 65 0 54 0
ISOPROPYLBENZENE (CUMENE) 77223GCM99 98-82-8 65 0 54 1
ISOQUINOLINE 62826GCM99 119-65-3 58 0 61 1
MENTHOL 62827GCM99 89-78-1 66 0 53 0
METALAXYL 04254GCM99 57837-19-1 72 0 47 1
METHYL SALICYLATE 62828GCM99 119-36-8 65 0 54 0
METOLACHLOR 82612GCM99 51218-45-2 64 0 55 2
N,N-DIETHYL-META-TOLUAMIDE (DEET) 61947GCM99 134-62-3 66 0 53 2
NAPHTHALENE 34696GCM99 91-20-3 66 0 53 0
P-CRESOL 77146GCM99 106-44-5 65 1 54 0
PARA-NONYLPHENOL (TOTAL) 62829GCM99 84852-15-3 56 0 63 0
PENTACHLOROPHENOL 39032GCM99 87-86-5 64 2 55 0
PHENANTHRENE 34461GCM99 85-01-8 66 0 53 1
PHENOL 34694GCM99 108-95-2 65 0 54 2
PROMETON 39056GCM99 1610-18-0 65 0 54 1
PYRENE 34469GCM99 129-00-0 66 0 53 0
TETRACHLOROETHYLENE 34475GCM99 127-18-4 63 0 56 0
TRIBUTYL PHOSPHATE 62832GCM99 126-73-8 65 0 54 1
TRICLOSAN 61708GCM99 3380-34-5 66 0 53 1
TRIETHYL CITRATE (ETHYL CITRATE) 62833GCM99 77-93-0 66 3 53 2
TRIPHENYL PHOSPHATE 62834GCM99 115-86-6 65 0 50 3
TRIS(2-BUTOXYETHYL)PHOSPHATE 62830GCM99 78-51-3 66 0 53 0
TRIS(2-CHLOROETHYL)PHOSPHATE 62831GCM99 115-96-8 65 0 54 1
TRIS(DICHLORISOPROPYL)PHOSPHATE 61707GCM99 13674-87-8 66 0 53 1

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BQS Organic Blind Sample Program
False Positives & False Negatives
1,4-DICHLOROBENZENE
Method: 4433 Testid: 34571GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 1,4-DICHLOROBENZENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20141360095 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 0.08 06/04/14 < 0.08 0.3186
  20141490201 Spex Organics E1140402006: 60 µl & Abs 032814: 60 µl 0.08 07/08/14 < 0.08 0.3186
  20142130131 ERA 0227-14-07.1: 30 µl & Spex Organics E1140402006: 30 µl 0.08 08/21/14 < 0.08 0.1593
  20142270002 Spex Organics E1140402006: 30 µl & Abs 032814: 30 µl 0.08 09/11/14 < 0.08 0.1593
  20142470040 ERA 0227-14-07.1: 60 µl & Spex Organics E1140402006: 60 µl 0.08 09/23/14 < 0.08 0.3186
  20142760025 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 0.08 10/21/14 < 0.08 0.3186
  20142960087 Spex Organics E1140402006: 60 µl & Crescent 03DD005: 60 µl 0.08 11/05/14 < 0.08 0.3186
  20143520107 Spex Organics E1140402006: 30 µl & Crescent 03DD005: 30 µl 0.08 01/27/15 < 0.08 0.1593

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
1-METHYLNAPHTHALENE
Method: 4433 Testid: 81696GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 1-METHYLNAPHTHALENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20110840109 Abs 090910WW: 50 µl 0.04 04/15/11 . 0.014 0
  20111390173 ChemService 448-12A: 80 µl 0.04 06/28/11 . 0.014 0
  20112520211 Abs 090910WW: 80 µl 0.04 11/22/11 . 0.018 0
  20113340047 ChemService 448-12A: 50 µl 0.04 02/01/12 E 0.007 0
  20121110020 ChemService 448-12A: 80 µl 0.04 05/22/12 . 0.011 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
2-METHYLNAPHTHALENE
Method: 4433 Testid: 30194GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 2-METHYLNAPHTHALENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20111960036 Supelco LB77171: 80 µl 0.04 08/07/11 E 0.01 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
3,4-DICHLOROPHENYL ISOCYANATE
Method: 4433 Testid: 63145GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 3,4-DICHLOROPHENYL ISOCYANATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20140300033 ChemService 1466200: 20 µl & Supelco LC00152: 20 µl 0.32 04/23/14 < 0.32 0.5
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.32 04/23/14 < 0.32 0.488
  20140860103 Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 0.32 04/23/14 < 0.32 0.488
  20140930054 Spex Organics T1130419010: 20 µl & Supelco LC00152: 20 µl 0.32 04/24/14 < 0.32 0.5
  20141010007 Supelco LC06436: 30 µl & Crescent 03DD005: 30 µl 0.32 04/24/14 < 0.32 0.6399
  20141770150 ERA 0227-14-07.1: 30 µl & ChemService 2616300: 30 µl 0.32 07/17/14 < 0.32 0.642
  20141990081 Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 0.32 08/20/14 < 0.32 0.642
  20142130131 ERA 0227-14-07.1: 30 µl & Spex Organics E1140402006: 30 µl 0.32 08/21/14 < 0.32 0.642
  20142340162 Crescent 03DD005: 30 µl & ERA 0227-14-07.1: 30 µl 0.32 09/17/14 < 0.32 0.642
  20142470040 ERA 0227-14-07.1: 60 µl & Spex Organics E1140402006: 60 µl 0.32 09/23/14 < 0.32 1.284
False Positive 20093450031 Restek A070024: 40 µl 1.6 02/11/10 E 0.113 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
3-BETA-COPROSTANOL
Method: 4433 Testid: 62806GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 3-BETA-COPROSTANOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20093100005 Accu 209081217: 20 µl 1.6 12/18/09 < 1.6 1.952762

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
3-METHYL-1(H)-INDOLE (SKATOLE)
Method: 4433 Testid: 62807GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 3-METHYL-1(H)-INDOLE (SKATOLE)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20141910242 ChemService 2616300: 60 µl & Crescent 03DD005: 60 µl 0.04 08/20/14 < 0.04 0.1578

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
3-TERT-BUTYL-4-HYDROXY ANISOLE (BHA)
Method: 4433 Testid: 61702GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 3-TERT-BUTYL-4-HYDROXY ANISOLE (BHA)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20111050151 Abs 090910WW: 20 µl 0.16 05/03/11 < 0.16 0.5834398

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
4-N-OCTYLPHENOL
Method: 4433 Testid: 62809GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 4-N-OCTYLPHENOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20140030013 Spex Organics T1130419010: 50 µl & Crescent 04CC095: 50 µl 0.02 02/05/14 < 0.02 0.09
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.02 04/23/14 < 0.02 0.036
  20140930054 Spex Organics T1130419010: 20 µl & Supelco LC00152: 20 µl 0.02 04/24/14 < 0.02 0.036
  20141010007 Supelco LC06436: 30 µl & Crescent 03DD005: 30 µl 0.02 04/24/14 < 0.02 0.04005
  20141360095 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 0.02 06/04/14 < 0.023 0.0801
  20141640077 Supelco LC06436: 30 µl & ChemService 2616300: 30 µl 0.02 07/09/14 < 0.036 0.04005
  20142130131 ERA 0227-14-07.1: 30 µl & Spex Organics E1140402006: 30 µl 0.02 08/21/14 < 0.02 0.0396
  20143300047 ERA 0227-14-07.1: 60 µl & ChemService 2616300: 60 µl 0.02 12/04/14 < 0.041 0.0792
False Positive 20111540005 Supelco LB77171: 80 µl 0.02 06/29/11 E 0.04 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
4-NONYLPHENOL DIETHOXYLATE, TOTAL (NPEO2)
Method: 4433 Testid: 61703GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 4-NONYLPHENOL DIETHOXYLATE, TOTAL (NPEO2)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20141360095 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 1.6 06/04/14 < 1.6 6.6
  20141490201 Spex Organics E1140402006: 60 µl & Abs 032814: 60 µl 1.6 07/08/14 < 1.6 6.6
  20142130131 ERA 0227-14-07.1: 30 µl & Spex Organics E1140402006: 30 µl 1.6 08/21/14 < 1.6 3.3
  20142270002 Spex Organics E1140402006: 30 µl & Abs 032814: 30 µl 1.6 09/11/14 < 1.6 3.3
  20142470040 ERA 0227-14-07.1: 60 µl & Spex Organics E1140402006: 60 µl 1.6 09/23/14 < 1.6 6.6
  20142760025 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 1.6 10/21/14 < 1.6 6.6
  20142960087 Spex Organics E1140402006: 60 µl & Crescent 03DD005: 60 µl 1.6 11/05/14 < 1.6 6.6
  20143520107 Spex Organics E1140402006: 30 µl & Crescent 03DD005: 30 µl 1.6 01/27/15 < 1.6 3.3

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
4-NONYLPHENOL MONOETHOXYLATE
Method: 4433 Testid: 61704GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 4-NONYLPHENOL MONOETHOXYLATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20123040158 Crescent 05BB045: 20 µl & Restek A088824: 20 µl 1.6 12/18/12 < 1.6 1.96
  20141220026 Supelco LC06436: 30 µl & Abs 032814: 30 µl 1.6 05/22/14 < 1.6 3.2106
  20141290007 ChemService 2616300: 30 µl & Abs 032814: 30 µl 1.6 06/05/14 < 1.6 3.2106
  20141490201 Spex Organics E1140402006: 60 µl & Abs 032814: 60 µl 1.6 07/08/14 < 1.6 6.4212
  20141990081 Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 1.6 08/20/14 < 1.6 3.2106
  20142270002 Spex Organics E1140402006: 30 µl & Abs 032814: 30 µl 1.6 09/11/14 < 1.6 3.2106
  20142480001 ChemService 2616300: 60 µl & Abs 032814: 60 µl 1.6 09/23/14 < 1.6 6.4212
  20142720001 Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 1.6 10/20/14 < 1.6 3.2106
  20143180046 Abs 032814: 60 µl & Supelco LC06436: 60 µl 1.6 12/03/14 < 1.6 6.4212
False Positive 20100920047 Accu 209081217: 40 µl 1.6 05/12/10 E 1.33 0
  20101340153 NWQL BNA2SP094D: 60 µl 1.6 07/15/10 E 1.67 0
  20101900001 NWQL BNA2SP094D: 60 µl 1.6 08/20/10 E 1.68 0
  20101950138 Accu 209081217: 80 µl 1.6 08/21/10 E 3.85 0
  20111260151 NWQL BNA2SP124B: 50 µl 1.6 05/19/11 E 2.14 0
  20112380056 NWQL BNA2SP124B: 80 µl 1.6 10/18/11 E 2.92 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
4-TERT-OCTYLPHENOL DIETHOXYLATES, TOTAL (OPEO2)
Method: 4433 Testid: 62486GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 4-TERT-OCTYLPHENOL DIETHOXYLATES, TOTAL (OPEO2)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20120690028 Crescent 06MM136: 50 µl 0.2 04/10/12 < 0.44 1.98
  20130870086 NSI 061412-01: 20 µl & Crescent 05BB045: 20 µl 0.2 05/29/13 < 0.2 0.3
  20132910006 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.2 11/14/13 < 0.2 0.4
False Positive 20101340153 NWQL BNA2SP094D: 60 µl 0.5 07/15/10 E 0.224 0
  20101900001 NWQL BNA2SP094D: 60 µl 0.5 08/20/10 E 0.19 0
  20142480001 ChemService 2616300: 60 µl & Abs 032814: 60 µl 0.2 09/23/14 E 0.09 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
4-TERT-OCTYLPHENOL MONOETHOXYLATES, TOTAL (OPEO1)
Method: 4433 Testid: 62485GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 4-TERT-OCTYLPHENOL MONOETHOXYLATES, TOTAL (OPEO1)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20092960005 Crescent 08LL076: 80 µl 1 12/04/09 E 3.98 0
  20093380010 Crescent 08LL076: 20 µl 1 02/09/10 E 1.21 0
  20101340153 NWQL BNA2SP094D: 60 µl 1 07/15/10 E 0.64 0
  20101410010 Crescent 08LL076: 40 µl 1 08/18/10 E 1.59 0
  20101900001 NWQL BNA2SP094D: 60 µl 1 08/20/10 E 0.67 0
  20102390261 Crescent 08LL076: 40 µl 1 09/29/10 E 2.94 0
  20103020152 Crescent 06MM136: 50 µl 0.6 12/15/10 E 2.25 0
  20103230118 Abs 090910WW: 20 µl 0.6 02/17/11 E 0.07 0
  20110690080 Crescent 06MM136: 20 µl 0.6 04/14/11 E 0.66 0
  20111750002 Crescent 06MM136: 20 µl 0.6 07/07/11 E 0.45 0
  20112170170 Crescent 06MM136: 80 µl 0.6 08/17/11 E 2.33 0
  20112450021 Crescent 06MM136: 20 µl 0.6 11/22/11 E 0.51 0
  20113080004 Crescent 06MM136: 80 µl 0.6 01/16/12 E 2.21 0
  20120200071 Crescent 06MM136: 50 µl 0.6 03/06/12 E 1.42 0
  20120470077 Crescent 06MM136: 20 µl 0.6 03/07/12 E 0.62 0
  20120690028 Crescent 06MM136: 50 µl 0.6 04/10/12 E 1.56 0
  20121390007 Crescent 06MM136: 80 µl 0.6 07/27/12 E 2.19 0
  20121730124 Crescent 05BB045: 40 µl 0.6 07/29/12 E 0.45 0
  20122210008 Crescent 05BB045: 20 µl & Restek A088824: 20 µl 0.6 08/24/12 E 0.18 0
  20123040158 Crescent 05BB045: 20 µl & Restek A088824: 20 µl 0.6 12/18/12 E 0.16 0
  20130100068 ChemService 426100: 80 µl & Crescent 05BB045: 80 µl 0.6 02/06/13 E 0.69 0
  20130870086 NSI 061412-01: 20 µl & Crescent 05BB045: 20 µl 0.6 05/29/13 E 0.19 0
  20132070037 Crescent 04CC095: 100 µl & Supelco LC00152: 100 µl 0.6 08/15/13 E 0.97 0
  20132910006 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.6 11/14/13 E 0.23 0
  20133260003 Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 0.6 12/04/13 E 0.33 0
  20140030013 Spex Organics T1130419010: 50 µl & Crescent 04CC095: 50 µl 0.6 02/05/14 E 0.7 0
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.6 04/23/14 E 0.23 0
  20140860103 Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 0.6 04/23/14 E 0.26 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
5-METHYL-1H-BENZOTRIAZOLE
Method: 4433 Testid: 61944GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for 5-METHYL-1H-BENZOTRIAZOLE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20122210008 Crescent 05BB045: 20 µl & Restek A088824: 20 µl 0.32 08/24/12 < 0.32 1
  20140300033 ChemService 1466200: 20 µl & Supelco LC00152: 20 µl 0.32 04/23/14 < 0.32 0.5816
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.32 04/23/14 < 0.32 0.572
  20140860103 Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 0.32 04/23/14 < 0.32 0.572
False Positive 20093450031 Restek A070024: 40 µl 1.6 02/11/10 E 0.085 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
ANTHRACENE
Method: 4433 Testid: 34220GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for ANTHRACENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20092890006 Ultra CF-3634: 40 µl 0.2 12/04/09 E 0.009 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
ATRAZINE
Method: 4433 Testid: 39630GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for ATRAZINE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.019 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
BENZOPHENONE
Method: 4433 Testid: 62814GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BENZOPHENONE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20120470077 Crescent 06MM136: 20 µl 0.08 03/07/12 . 0.04 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
BENZO[A]PYRENE
Method: 4433 Testid: 34247GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BENZO[A]PYRENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20092890006 Ultra CF-3634: 40 µl 0.2 12/04/09 E 0.007 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
BETA-SITOSTEROL
Method: 4433 Testid: 62815GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BETA-SITOSTEROL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20093100005 Accu 209081217: 20 µl 1.6 12/18/09 < 1.6 2.937049
False Positive 20141360095 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 4.8 06/04/14 E 1.3 0
  20141640077 Supelco LC06436: 30 µl & ChemService 2616300: 30 µl 4.8 07/09/14 E 1.36 0
  20141770150 ERA 0227-14-07.1: 30 µl & ChemService 2616300: 30 µl 4.8 07/17/14 E 0.91 0
  20142470040 ERA 0227-14-07.1: 60 µl & Spex Organics E1140402006: 60 µl 4.8 09/23/14 E 1.9 0
  20142760025 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 4.8 10/21/14 E 4.13 0
  20143300047 ERA 0227-14-07.1: 60 µl & ChemService 2616300: 60 µl 4.8 12/04/14 E 2.5 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
BETA-STIGMASTANOL
Method: 4433 Testid: 61948GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BETA-STIGMASTANOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20142720001 Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 3.4 10/20/14 E 0.53 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
BIS(2-ETHYLHEXYL) PHTHALATE
Method: 4433 Testid: 39100GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BIS(2-ETHYLHEXYL) PHTHALATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20101950138 Accu 209081217: 80 µl 2 08/21/10 < 2 3.480781
  20121250043 Supelco LB77171: 20 µl 2 07/26/12 < 2 4.256
  20140030013 Spex Organics T1130419010: 50 µl & Crescent 04CC095: 50 µl 2 02/05/14 < 8.3 9.95
  20140300033 ChemService 1466200: 20 µl & Supelco LC00152: 20 µl 2 04/23/14 < 2 4.016
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 2 04/23/14 < 2 3.98
  20140860103 Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 2 04/23/14 < 2.02 3.98
  20140930054 Spex Organics T1130419010: 20 µl & Supelco LC00152: 20 µl 2 04/24/14 < 2 4.016
  20141010007 Supelco LC06436: 30 µl & Crescent 03DD005: 30 µl 2 04/24/14 < 2 3.999
  20141710103 Crescent 03DD005: 60 µl & Supelco LC06436: 60 µl 2 07/16/14 < 5.33 7.998
  20141770150 ERA 0227-14-07.1: 30 µl & ChemService 2616300: 30 µl 2 07/17/14 < 2 3.99
  20142720001 Abs 032814: 30 µl & ERA 0227-14-07.1: 30 µl 2 10/20/14 < 2.06 3.99
  20143300047 ERA 0227-14-07.1: 60 µl & ChemService 2616300: 60 µl 2 12/04/14 < 6.17 7.98
False Positive 20093170005 ChemService 480-95B: 40 µl 2 12/18/09 E 0.352 0
  20101720151 Ultra CF-3634: 80 µl 2 08/18/10 E 0.449 0
  20110840109 Abs 090910WW: 50 µl 2 04/15/11 . 0.43 0
  20112930084 Abs 090910WW: 20 µl 2 12/08/11 E 0.26 0
  20133110109 Spex Organics T1130419010: 20 µl & ChemService 1466200: 20 µl 2 11/14/13 . 11.3 0
  20141910242 ChemService 2616300: 60 µl & Crescent 03DD005: 60 µl 2 08/20/14 . 0.93 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
BISPHENOL A
Method: 4433 Testid: 62816GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for BISPHENOL A

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20141010007 Supelco LC06436: 30 µl & Crescent 03DD005: 30 µl 0.04 04/24/14 < 0.04 0.08025
  20142130131 ERA 0227-14-07.1: 30 µl & Spex Organics E1140402006: 30 µl 0.04 08/21/14 < 0.04 0.0795
  20143300047 ERA 0227-14-07.1: 60 µl & ChemService 2616300: 60 µl 0.04 12/04/14 < 0.04 0.159
False Positive 20093450031 Restek A070024: 40 µl 0.4 02/11/10 E 0.022 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
CAFFEINE
Method: 4433 Testid: 81436GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CAFFEINE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20092820005 NSI 083109-01WW: 20 µl 0.2 12/02/09 E 0.022 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
CAMPHOR
Method: 4433 Testid: 62817GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CAMPHOR

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141220026 Supelco LC06436: 30 µl & Abs 032814: 30 µl 0.08 05/22/14 . 0.014 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
CARBARYL
Method: 4433 Testid: 39750GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CARBARYL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.019 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
CARBAZOLE
Method: 4433 Testid: 77571GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CARBAZOLE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093520063 ChemService 480-95B: 80 µl 0.2 02/18/10 E 0.013 0
  20121110020 ChemService 448-12A: 80 µl 0.02 05/22/12 . 0.021 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
CHLORPYRIFOS
Method: 4433 Testid: 38932GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CHLORPYRIFOS

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.029 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
CHOLESTEROL
Method: 4433 Testid: 62818GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for CHOLESTEROL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20093100005 Accu 209081217: 20 µl 1.6 12/18/09 < 1.6 1.933195

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
COTININE
Method: 4433 Testid: 61945GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for COTININE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20122210008 Crescent 05BB045: 20 µl & Restek A088824: 20 µl 0.08 08/24/12 < 0.095 0.3
  20140300033 ChemService 1466200: 20 µl & Supelco LC00152: 20 µl 0.08 04/23/14 < 0.08 0.342
  20140860103 Crescent 04CC095: 20 µl & Abs 050613WWUF: 20 µl 0.08 04/23/14 < 0.08 0.342
  20141010007 Supelco LC06436: 30 µl & Crescent 03DD005: 30 µl 0.08 04/24/14 < 0.08 0.1596
  20141220026 Supelco LC06436: 30 µl & Abs 032814: 30 µl 0.08 05/22/14 < 0.08 0.1599
  20141290007 ChemService 2616300: 30 µl & Abs 032814: 30 µl 0.08 06/05/14 < 0.08 0.1599
False Positive 20093450031 Restek A070024: 40 µl 0.8 02/11/10 E 0.033 0
  20142760025 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 0.08 10/21/14 E 0.029 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
DIAZINON
Method: 4433 Testid: 39570GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for DIAZINON

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.023 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
DICHLORVOS
Method: 4433 Testid: 30218GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for DICHLORVOS

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20141490201 Spex Organics E1140402006: 60 µl & Abs 032814: 60 µl 0.08 07/08/14 . 0.007 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
DIETHYL PHTHALATE
Method: 4433 Testid: 34336GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for DIETHYL PHTHALATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093100005 Accu 209081217: 20 µl 0.2 12/18/09 E 0.07 0
  20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.05 0
  20101270037 Restek A070024: 80 µl 0.2 07/20/10 E 0.02 0
  20120470077 Crescent 06MM136: 20 µl 0.4 03/07/12 . 0.12 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
FLUORANTHENE
Method: 4433 Testid: 34376GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for FLUORANTHENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.004 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
HEXAHYDROHEXAMETHYLCYCLOPENTABENZOPYRAN (HHCB)
Method: 4433 Testid: 62823GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for HEXAHYDROHEXAMETHYLCYCLOPENTABENZOPYRAN (HHCB)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20092820005 NSI 083109-01WW: 20 µl 0.2 12/02/09 E 0.014 0
  20112100004 Abs 090910WW: 20 µl 0.04 08/16/11 . 0.274 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
ISOBORNEOL
Method: 4433 Testid: 62825GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for ISOBORNEOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20131650075 ChemService 1466200: 50 µl & Abs 050613WWUF: 50 µl 0.09 08/06/13 < 0.32 0.993
  20143180046 Abs 032814: 60 µl & Supelco LC06436: 60 µl 0.09 12/03/14 < 0.09 0.36012

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
ISOPROPYLBENZENE (CUMENE)
Method: 4433 Testid: 77223GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for ISOPROPYLBENZENE (CUMENE)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20130100068 ChemService 426100: 80 µl & Crescent 05BB045: 80 µl 0.04 02/06/13 E 0.007 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
ISOQUINOLINE
Method: 4433 Testid: 62826GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for ISOQUINOLINE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20111890007 ChemService 448-12A: 50 µl 0.04 08/06/11 . 0.053 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
METALAXYL
Method: 4433 Testid: 04254GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for METALAXYL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.036 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
METOLACHLOR
Method: 4433 Testid: 82612GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for METOLACHLOR

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.006 0
  20121110020 ChemService 448-12A: 80 µl 0.04 05/22/12 . 0.034 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
N,N-DIETHYL-META-TOLUAMIDE (DEET)
Method: 4433 Testid: 61947GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for N,N-DIETHYL-META-TOLUAMIDE (DEET)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.008 0
  20113080004 Crescent 06MM136: 80 µl 0.04 01/16/12 . 0.014 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
P-CRESOL
Method: 4433 Testid: 77146GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for P-CRESOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20141360095 Supelco LC06436: 60 µl & Spex Organics E1140402006: 60 µl 0.08 06/04/14 < 0.08 0.3186

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
PENTACHLOROPHENOL
Method: 4433 Testid: 39032GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for PENTACHLOROPHENOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20101340153 NWQL BNA2SP094D: 60 µl 0.8 07/15/10 < 1.6 1.910828
  20141770150 ERA 0227-14-07.1: 30 µl & ChemService 2616300: 30 µl 1.6 07/17/14 < 1.6 3.21

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
PHENANTHRENE
Method: 4433 Testid: 34461GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for PHENANTHRENE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20120470077 Crescent 06MM136: 20 µl 0.02 03/07/12 . 0.007 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
PHENOL
Method: 4433 Testid: 34694GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for PHENOL

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20112170170 Crescent 06MM136: 80 µl 0.16 08/17/11 E 0.059 0
  20113080004 Crescent 06MM136: 80 µl 0.16 01/16/12 E 0.048 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
PROMETON
Method: 4433 Testid: 39056GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for PROMETON

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.03 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
TRIBUTYL PHOSPHATE
Method: 4433 Testid: 62832GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TRIBUTYL PHOSPHATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20111890007 ChemService 448-12A: 50 µl 0.04 08/06/11 . 0.007 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
TRICLOSAN
Method: 4433 Testid: 61708GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TRICLOSAN

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.12 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
TRIETHYL CITRATE (ETHYL CITRATE)
Method: 4433 Testid: 62833GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TRIETHYL CITRATE (ETHYL CITRATE)

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Negative 20111750002 Crescent 06MM136: 20 µl 0.04 07/07/11 < 0.288 0.372
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.04 04/23/14 < 0.045 0.1
  20140930054 Spex Organics T1130419010: 20 µl & Supelco LC00152: 20 µl 0.04 04/24/14 < 0.059 0.1
False Positive 20120830078 ChemService 448-12A: 50 µl 0.04 05/04/12 . 0.011 0
  20121600155 Supelco LB92782: 20 µl 0.04 07/28/12 . 0.023 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
TRIPHENYL PHOSPHATE
Method: 4433 Testid: 62834GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TRIPHENYL PHOSPHATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20131440104 NSI 042213WWUF: 50 µl & Supelco LC00152: 50 µl 0.08 06/14/13 . 0.044 0
  20132910006 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.08 11/14/13 . 0.021 0
  20140370076 NSI 042213WWUF: 20 µl & Crescent 04CC095: 20 µl 0.08 04/23/14 . 0.031 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
TRIS(2-CHLOROETHYL)PHOSPHATE
Method: 4433 Testid: 62831GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TRIS(2-CHLOROETHYL)PHOSPHATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20092960005 Crescent 08LL076: 80 µl 0.2 12/04/09 E 0.078 0

Updated 08/31/2015

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BQS Organic Blind Sample Program
False Positives & False Negatives
TRIS(DICHLORISOPROPYL)PHOSPHATE
Method: 4433 Testid: 61707GCM99
Link to Individual Chart

The SGPlot Procedure

False Positive & Negative Listing for TRIS(DICHLORISOPROPYL)PHOSPHATE

Status Lab ID Spike Mix Reporting Level Analysis Date Result Conc. Expected Conc.
False Positive 20093450031 Restek A070024: 40 µl 0.2 02/11/10 E 0.063 0

Updated 08/31/2015