|
|
|
MTA-12™
: Methamphetamine
The MTA-12™
assay for methamphetamine is designed to detect certain
structurally related compounds and to avoid detecting
others, as shown here. Of the 164 compounds tested, only the following compounds exhibited cross reactivity relative to the level of d-methamphetamine (ng/mL) given below:
|
|
Concentration
(d-Methamphetamine - ng/mL)
|
|
Compounds
|
10
|
25
|
50
|
|
|
|
d-Amphetamine
|
1,350
|
4,000
|
8,100
|
|
(+)
Bromopheniramine
|
19,200
|
>
50,000
|
>
50,000
|
|
Chloroquine
|
400
|
1,180
|
2,400
|
|
(+)
Chlorpheniramine
|
16,700
|
>50,000
|
>
50,000
|
|
(+)
Chlorpheniramine
|
23,600
|
>
50,000
|
>
50,000
|
|
Clomipramine
|
11,600
|
33,500
|
>
50,000
|
|
Dexbrompheniramine
|
16,600
|
>
50,000
|
>
50,000
|
|
(-)
Ephedrine
|
1,610
|
4,520
|
9,100
|
|
Fenfluramine
|
68
|
195
|
445
|
|
MDA
|
3,350
|
6,600
|
>10,000
|
|
MDE
|
195
|
475
|
930
|
|
MDMA
|
36
|
95
|
190
|
|
Mephentermine
|
450
|
1,550
|
3,450
|
|
l-Methamphetamine
|
107
|
230
|
410
|
|
l-Phenylephrine
|
2,500
|
7,300
|
15,200
|
|
Beta-Phenylethylamine
|
83
|
178
|
245
|
|
Procaine
|
1,100
|
3,200
|
6,500
|
|
(+)
Pseudoephedrine
|
26,000
|
>
50,000
|
>
50,000
|
|
(R,2R)
Pseudoephedrine
|
31,500
|
>
50,000
|
>
50,000
|
|
Ranitidine
|
1,040
|
4,000
|
7,900
|
|
Trimethobenzamide
|
56
|
215
|
495
|
|
|
