Cocaine Metabolite Crossreactivity Table
| Compound | Conc. (ug/mL) | Effect |
| Benzoylecgonine (cutoff) | 0.3 | Positive |
| Cocaine | 50 | Positive |
| Acetaminophen | 1000 | Negative |
| Acetylsalicylic Acid | 1000 | Negative |
| Albuterol | 1000 | Negative |
| Amobarbital | 1000 | Negative |
| d-Amphetamine | 1000 | Negative |
| Benzocaine | 1000 | Negative |
| Caffeine | 100 | Negative |
| Codeine | 1000 | Negative |
| Dextromethorphan | 100 | Negative |
| Ecgonine | 10 | Negative |
| Ecgonine Methyl Ester | 10 | Negative |
| Lidocaine | 1000 | Negative |
| Lysergic Acid | 100 | Negative |
| Meperidine | 1000 | Negative |
| Methadone | 1000 | Negative |
| Metoclopramide | 1000 | Negative |
| Metronidazole | 1000 | Negative |
| Morphine | 200 | Negative |
| Nicotine | 500 | Negative |
| Oxazepam | 100 | Negative |
| Phencyclidine | 1000 | Negative |
| Phenobarbital | 1000 | Negative |
| Propoxyphene | 1000 | Negative |
| Secobarbital | 1000 | Negative |
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a) Data shown was collected using SYNCHRON CX Systems. Equivalency between SYNCHRON LX Systems has been established by correlation analysis to SYNCHRON CX Systems.