|
|
MTA-12™
Drug Test System Performance
Characteristics
|
Careful attention to
manufacturing processes and quality of materials
has allowed Venture Labs to offer this robust drug
test system, as indicated by the following
performance characteristics.
|
Sample
Standard Curves
Stability
Precision
Spike
& Recovery
Cross
Reactivity
|
|
Example
Standard Curves
These standard curves are for illustration only
and should not be used to calculate unknowns.
|
|
Calibrator
Concentration (ng/mL)
|
|
Analyte
|
0
|
10
|
20
|
40
|
80
|
|
Amphetamine
|
2.569
|
1.618
|
1.220
|
0.860
|
0.590
|
|
Barbiturates
|
2.024
|
1.236
|
0.982
|
0.813
|
0.605
|
|
Benzodiazepines
|
2.305
|
1.416
|
1.260
|
1.073
|
0.954
|
|
Cocaine
|
2.373
|
1.500
|
1.038
|
0.718
|
0.437
|
| Ketamine |
2.306
|
1.483
|
1.234
|
0.993
|
0.808
|
| MDMA |
2.071
|
1.362
|
1.139
|
0.785
|
0.610
|
|
Methadone
|
2.030
|
1.340
|
1.068
|
0.795
|
0.609
|
|
Methamphetamine
|
2.178
|
1.537
|
1.168
|
0.800
|
0.533
|
|
Opiates
|
2.080
|
1.381
|
1.068
|
0.732
|
0.527
|
|
Oxycodone
|
2.402
|
1.505
|
1.289
|
1.054
|
0.747
|
|
Propoxyphene
|
2.071
|
1.362
|
1.139
|
0.785
|
0.610
|
| Tramadol |
2.205
|
1.480
|
1.123
|
0.752
|
0.455
|
|
Tricyclic
Antidepressants
|
2.115
|
1.447
|
1.267
|
1.005
|
0.742
|
|
|
|
|
Analyte
|
0
|
1
|
2
|
4
|
8
|
|
Cannabinoids
|
2.051
|
1.573
|
1.268
|
1.096
|
0.840
|
|
Phencyclidine
|
2.017
|
1.386
|
1.091
|
0.775
|
0.512
|
|
|
|
|
Analyte
|
0
|
0.5
|
1
|
2
|
4
|
|
Buprenorphine
|
2.301
|
1.217
|
0.859
|
0.624
|
0.460
|
|
|
Calibrator Concentration (pg/mL)
|
|
Analyte
|
0
|
50
|
100
|
200
|
400
|
|
Fentanyl
|
2.176
|
1.541
|
1.170
|
0.626
|
0.361
|
|
|
|
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|
|
Precision
Within-run precision was
determined by running 32 replicates of five
different levels in a single run. The
%CVs(absorbance) at each level are shown below.
|
|
|
|
%CV
(Absorbance)
|
|
Analyte
|
Neg
|
10
ng/mL
|
20 ng/mL
|
40
ng/mL
|
80
ng/mL
|
|
Amphetamine
|
4.8
|
6.5
|
11.2
|
6.2
|
10.0
|
|
Barbiturates
|
3.4
|
4.6
|
7.4
|
7.5
|
7.5
|
|
Benzodiazepines
|
2.2
|
3.7
|
4.0
|
4.5
|
5.1
|
|
Cocaine
|
5.0
|
2.8
|
4.1
|
2.8
|
3.9
|
|
Ketamine
|
2.8
|
3.6
|
3.7
|
1.6
|
3.0
|
|
MDMA
|
3.4
|
5.8
|
6.1
|
7.1
|
7.8
|
|
Methadone
|
2.8
|
4.5
|
4.0
|
4.5
|
3.7
|
|
Methamphetamine
|
3.3
|
3.7
|
3.3
|
3.2
|
3.7
|
|
Opiates
|
4.1
|
7.2
|
3.9
|
5.5
|
5.8
|
| Oxycodone |
3.1
|
4.4
|
4.8
|
5.4
|
5.2
|
| Propoxyphene |
3.4
|
5.8
|
6.1
|
7.1
|
7.8
|
| Tramadol |
2.8
|
5.8
|
6.0
|
4.9
|
5.0
|
| Tricyclics |
2.8
|
2.3
|
3.5
|
4.2
|
6.3
|
|
|
|
|
|
|
|
|
Neg
|
1
ng/mL
|
2
ng/mL
|
4
ng/mL
|
8
ng/mL
|
|
Cannabinoids
|
2.3
|
2.8
|
6.1
|
6.8
|
3.0
|
|
Phencyclidine
|
2.8
|
6.3
|
6.8
|
6.8
|
5.3
|
|
|
|
|
|
|
|
|
Neg
|
0.5 ng/mL
|
1 ng/mL
|
2 ng/mL
|
4 ng/mL
|
|
Buprenorphine
|
5.1
|
3.0
|
3.8
|
5.2
|
6.7
|
|
|
|
|
|
|
|
|
Neg
|
50 pg/mL
|
100 pg/mL
|
200 pg/mL
|
400 pg/mL
|
|
Fentanyl
|
2.0
|
3.4
|
1.6
|
1.9
|
4.8
|
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|
|
Stability
:
The MTA-12™ drug test
system kit is stable for 1 year under recommended
storage conditions. Please check the expiration
date on the lower-right-hand corner of the kit
label.
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|
|
Spike
& Recovery
Drug analytes were spiked
into buffer, assayed and quantitated from a
standard curve. The spike drug concentration and
recovered drug level in ng/mL is shown below:
|
|
Added Concentration (ng/mL)
|
|
|
12.5
|
17.5
|
25.0
|
35.0
|
50.0
|
70.0
|
|
Analyte
|
Measured Concentration (ng/mL)
|
|
Amphetamine
|
10.7
|
17.2
|
26.8
|
35.0
|
45.0
|
60.0
|
|
Barbiturates
|
10.5
|
15.0
|
21.0
|
30.0
|
48.0
|
64.0
|
|
Benzodiazepines
|
12.0
|
18.5
|
31.5
|
34.0
|
51.0
|
59.0
|
|
Cocaine
|
12.8
|
17.5
|
23.0
|
34.5
|
54.0
|
63.0
|
| Ketamine |
14.0
|
17.5
|
24.5
|
32.0
|
47.0
|
72.0
|
| MDMA |
14.9
|
21.8
|
28.1
|
36.0
|
48.5
|
73.0
|
|
Methadone
|
10.5
|
16.2
|
26.0
|
32.0
|
53.0
|
72.0
|
|
Methamphetamine
|
12.6
|
17.7
|
28.3
|
35.5
|
45.0
|
62.0
|
|
Opiates
|
12.2
|
18.6
|
28.8
|
38.2
|
50.0
|
69.0
|
|
Oxycodone
|
11.5
|
16.5
|
22.5
|
35.0
|
52.0
|
75.0
|
|
Propoxyphene
|
14.9
|
21.8
|
28.1
|
36.0
|
48.5
|
73.0
|
| Tramadol |
12.3
|
18.5
|
25.0
|
33.0
|
50.0
|
64.0
|
|
Tricyclics
|
13.1
|
16.0
|
26.0
|
31.0
|
48.0
|
68.0
|
|
Analyte
|
Recovery (%)
|
|
Amphetamine
|
85.6
|
98.3
|
107
|
100
|
90.0
|
85.7
|
|
Barbiturates
|
84.0
|
88.2
|
84.0
|
85.7
|
96.0
|
91.4
|
|
Benzodiazepines
|
96.0
|
106
|
126.0
|
97.1
|
102
|
84.3
|
|
Cocaine
|
102
|
100
|
92.0
|
98.6
|
108
|
90.0
|
| Ketamine |
112
|
100
|
98.0
|
91.4
|
94.0
|
103
|
| MDMA |
119
|
124
|
112
|
103
|
97.0
|
104
|
|
Methadone
|
84.0
|
92.5
|
104
|
91.4
|
106.0
|
103
|
|
Methamphetamine
|
101
|
101
|
113
|
101
|
90
|
88.5
|
|
Opiates
|
97.0
|
106
|
115
|
109
|
100
|
98.5
|
|
Oxycodone
|
92.0
|
94.3
|
90.0
|
100
|
104
|
107
|
|
Propoxyphene
|
119
|
124
|
112
|
103
|
97.0
|
104
|
| Tramadol |
98
|
106
|
100
|
94.3
|
100
|
91.4
|
|
Tricyclics
|
105
|
91.5
|
104
|
88.6
|
96.0
|
97.1
|
|
|
Added Concentration (ng/mL)
|
|
|
1.25
|
1.75
|
2.5
|
3.5
|
5.0
|
7.0
|
|
Analyte
|
Measured Concentration (ng/mL)
|
|
Cannabinoids
|
1.25
|
1.9
|
2.7
|
3.5
|
4.6
|
7.0
|
|
Phencyclidine
|
1.2
|
1.7
|
2.45
|
3.2
|
5.1
|
7.1
|
|
|
Recovery (%)
|
|
Cannabinoids
|
100
|
109
|
106
|
100
|
92
|
100
|
|
Phencyclidine
|
96.0
|
97.1
|
98.0
|
91.4
|
102
|
101
|
|
|
Added Concentration (ng/mL)
|
|
|
0.625
|
0.875
|
1.25
|
1.75
|
2.5
|
3.5
|
|
Analyte
|
Measured Concentration (ng/mL)
|
|
Buprenorphine
|
0.65
|
0.825
|
1.25
|
1.8
|
2.3
|
3.3
|
|
|
Recovery (%)
|
|
Buprenorphine
|
104
|
94.3
|
100
|
103
|
92
|
94.3
|
|
|
Added Concentration (pg/mL)
|
|
|
62.5
|
87.5
|
125
|
175
|
250
|
350
|
|
Analyte
|
Measured Concentration (pg/mL)
|
|
Fentanyl
|
63
|
96
|
124
|
158
|
218
|
300
|
|
|
Recovery (%)
|
|
Fentanyl
|
101
|
110
|
99.2
|
90.3
|
87.2
|
85.7
|
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|
|
Cross
Reactivity & Interfering
Substances
The following 164 compounds were tested in the MTA™ kit at the concentrations [ng/mL] shown. Compounds which tested positive were re-assessed with each individual assay. For assay specific cross reactivity, please see the individual cross reactivity specifications for each assay.
|
Acetaminophen
|
50,000
|
|
N-Hydroxy MDA
|
50,000
|
|
Acetylsalycylic
Acid
|
50,000
|
|
a-Hydroxyalprozolam
|
10,000
|
|
Alprazolam
|
50,000
|
|
4-hydroxy-PCP |
500
|
|
7-Aminoclonazepam
|
50,000
|
|
11-hydroxy-delta-9-THC |
500
|
|
7-Aminoflunitrazepam
|
50,000
|
|
Ibuprofen
|
50,000
|
|
Amitriptylline
|
50,000
|
|
Imipramine
|
50,000
|
|
Amobarbital
|
50,000
|
|
(+/-) Isoproterenol
|
50,000
|
|
d-Amphetamine
|
10,000
|
|
Isoxsuprine
|
50,000
|
|
l-Amphetamine
|
1,000
|
|
Ketamine |
50,000 |
|
Ampicillin
|
50,000
|
|
Lidocaine
|
50,000
|
|
Aprobarbital
|
50,000
|
|
Lorazepam
|
10,000
|
|
Ascorbic Acid
|
50,000
|
|
Lormetazepam
|
50,000
|
|
Aspartame
|
50,000
|
|
Maprotiline
|
50,000
|
|
Atropine
|
50,000
|
|
MDA
|
50,000
|
|
Benzocaine
|
50,000
|
|
MDE
|
10,000
|
|
Benzoyl Ecgonine
|
10,000
|
|
MDMA
|
10,000
|
|
Bromazepam
|
50,000
|
|
Medazepam
|
50,000
|
| Buprenorphine |
10,000
|
|
Meperidine
|
10,000
|
|
Butabarbital
|
50,000
|
|
Mephentermine
|
50,000
|
|
Butalbital
|
50,000
|
|
Mephobarbital
|
100,000
|
|
Caffeine
|
50,000
|
|
Methadol
|
50,000
|
|
Cannabidiol
|
5,000
|
|
(+) Methadone
|
10,000
|
|
Cannabinol
|
5,000
|
|
(+/-) Methadone
|
5,000
|
|
Carbamazepine
|
50,000
|
|
d-Methamphetamine
|
10,000
|
|
Chlordiazepoxide
|
50,000
|
|
l-Methamphetamine
|
10,000
|
|
Chloroquine
|
50,000
|
|
Metharbital
|
100,000
|
|
Chlorothiazide
|
50,000
|
|
N-Methyl Ephedrine
|
50,000
|
|
(+) Chlorpheniramine
|
50,000
|
|
Methylphenidate
|
50,000
|
|
(+/-) Chlorpheniramine
|
50,000
|
|
Midazolam
|
10,000
|
|
Chlorpromazine
|
50,000
|
|
6-Mono-acetylmorphine
|
10,000
|
|
Clobazam
|
50,000
|
|
Morphine
|
10,000
|
|
Clomipramine
|
50,000
|
|
Morphine-3-beta-D-glucuronide
|
25,000
|
|
Clonazepam
|
50,000
|
|
Nalorphine
|
10,000
|
| Clorazepate |
50,000
|
|
Naloxone
|
50,000
|
|
Clorazepam
|
25,000
|
|
(+) Naproxen
|
50,000
|
|
Cocaethylene
|
50,000
|
|
Nicotine
|
50,000
|
|
Cocaine
|
5,000
|
|
Nitrazepam
|
50,000
|
|
Codeine
|
25,000
|
|
Norclomipramine |
50,000
|
|
(-) Cotinine
|
50,000
|
|
Norketamine |
50,000
|
|
Creatine
|
50,000
|
|
Norpropoxyphene
|
5,000
|
|
Cyclobenzaprine
|
50,000
|
|
Nortriptyline
|
50,000
|
|
Cyclopentobarbital
|
50,000
|
|
Oxalic Acid
|
50,000
|
|
Delorazepam
|
50,000
|
|
Oxazepam
|
50,000
|
|
Delta-8-tetrahydrocannabinol
|
1,000
|
|
Oxazolam
|
50,000
|
|
Delta-8-THC-acid
|
500
|
|
Oxycodone
|
10,000
|
|
Delta-9-tetrahydrocannabinol
|
1,000
|
|
Oxymorphone
|
10,000
|
|
Delta-9-THC-acid
|
1,000
|
|
PCM (Morpholine PCP Analog)
|
10,000
|
| Demoxepam |
50,000
|
|
Pentobarbital
|
50,000
|
| Desalkylflurazepam |
50,000
|
|
Perphenazine
|
100,000
|
|
Desipramine
|
50,000
|
|
Phencyclidine
|
1,000
|
|
Desmethyl Diazepam
|
10,000
|
|
Pheniramine
|
50,000
|
| Despropionylfentanyl |
50,000
|
|
Phenobarbital
|
100,000
|
|
Dexbrompheniramine
|
50,000
|
|
Phenothiazine
|
25,000
|
|
Dextromethorphan
|
50,000
|
|
Phentermine
|
50,000
|
|
Diacetylmorphine
|
10,000
|
|
L-Phenylalanine
|
50,000
|
|
Diallylbarbital
|
50,000
|
|
L-Phenylephrine
|
50,000
|
|
Diazepam
|
10,000
|
|
B-Phenylethylamide
|
50,000
|
|
4-Dimethylaminoantipyrine
|
50,000
|
|
Phenylpropanolamine
|
50,000
|
|
Diphenhydramine
|
50,000
|
|
Prazepam
|
10,000
|
|
Diphenylhydantoin
|
50,000
|
|
Primidone
|
50,000
|
|
Dopamine
|
50,000
|
|
Procaine
|
50,000
|
|
Doxepin
|
50,000
|
|
Promethazine
|
50,000
|
|
Ecgonine
|
10,000
|
|
d-Propoxyphene
|
5,000
|
|
Ecgonine Methyl Ester
|
10,000
|
|
Protriptyline
|
50,000
|
|
EDDP
|
50,000
|
|
(+/-) Pseudoephedrine
|
50,000
|
|
(-) Ephedrine
|
50,000
|
|
(R, 2R) Pseudoephedrine
|
50,000
|
|
(-) Epinephrine
|
50,000
|
|
Quinidine
|
50,000
|
|
(+/-) Epinephrine
|
50,000
|
|
Ranitidine
|
50,000
|
|
Erythromycin
|
50,000
|
|
Secobarbital
|
25,000
|
|
Estazolam
|
50,000
|
|
Sulindac
|
50,000
|
|
Ethylmorphine
|
25,000
|
|
Talbutal
|
50,000
|
|
Fenfluramine
|
10,000
|
|
Temazepam
|
50,000
|
|
Fentanyl
|
10,000
|
|
Thebaine
|
50,000
|
|
Flunitrazepam
|
10,000
|
|
Theophylline
|
50,000
|
|
Flurazepam
|
10,000
|
|
Thiopental
|
50,000
|
|
Furosemide
|
50,000
|
|
Thioridazine
|
50,000
|
|
D (+) Glucose
|
50,000
|
|
Tramadol |
10,000
|
|
Guaiacol Glycerol
|
50,000
|
|
Triazolam
|
50,000
|
|
Halazepam
|
10,000
|
|
Trifluoperazine
|
50,000
|
|
Hexobarbital
|
50,000
|
|
Trimethobenzamide
|
50,000
|
|
Hydrocodone
|
10,000
|
|
Trimipramine
|
50,000
|
|
Hydromorphone
|
10,000
|
|
Tyramine
|
50,000
|
|
|
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|
|
