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Controlled Substances Enquiry List

Browse controlled substance reference standards and research materials.

Controlled Substances Enquiry List

Controlled substance entries for enquiry and compliance review
Browse Controlled Substances A-Z
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Compound CAT No. CAS No. Category Action
Nitrazepam EP Impurity C CS-T-59404 2011-70-3 Impurity
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Nitrazepam EP Impurity D CS-EN-00034 33311-76-1 Impurity
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Nitroso Butalbital CS-O-45973 - Nitrosamine
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Nitroso Noroxy morphine CS-O-45894 - Nitrosamine
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Nitroso-MEE RC1 CS-O-44013 24321-27-5 Nitrosamine
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Nitroso-MEE RC2 CS-O-44014 24321-14-0 Nitrosamine
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N-Methyl fentanyl CS-O-58431 22261-99-0 Impurity
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N-Methyl ß-Hydroxyl Phentermine CS-T-82019 10079-55-7 API
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N-methyl-4-phenylbutan-2-amine CS-O-56121 63957-19-7 Impurity
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N-Methylclonazepam CS-EK-02021 5527-71-9 Metabolite
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N-Methylenebenzenamine CS-O-65561 100-62-9 Intermediate
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N-methylnorbuprenorphine CS-T-93610 228550-34-3 Impurity
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N-Methylnorbuprenorphine 3-Methyl Ether CS-T-57833 16196-70-6 Impurity
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N-Niroso Remifentanil EP Impurity A CS-O-57561 -- Impurity
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N-Nitroso (S) - Ketamine CS-O-41711-10MG - Nitrosamine
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N-Nitroso 4-(p-toluidino)piperidine CS-O-52833 - Nitrosamine
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N-Nitroso Alprazolam EP Impurity H CS-O-49045 - Nitrosamine
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N-Nitroso Alprazolam USP Related Compound A CS-EO-02610 - Nitrosamine
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N-Nitroso Benzphetamine Impurity 1 CS-O-60166 -- Nitrosamine
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N-Nitroso Benzphetamine Impurity E CS-O-62715 - Nitrosamine
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N-Nitroso Bromazepam CS-O-38266 - Nitrosamine
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N-Nitroso Butyryl Fentanyl Impurity CS-O-52850 - Nitrosamine
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N-Nitroso Chlordiazepoxide CS-O-45707 51715-17-4 Nitrosamine
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N-Nitroso Clobazam EP Impurity E CS-O-54230 -- Nitrosamine
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