4-Fluorobutyrfentanyl, 4-FBF, p-FBF 244195-31-1
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4-Chloroisobutyrfentanyl, 4-CliBF, p-CliBF
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3-Methylfentanyl, 3-MF 42045-86-3
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3-Methylbutyrfentanyl, 3-MBF 97605-09-9
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2-Methyl-AP-237 17719-89-0 17730-82-4
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Protonitazene 119276-01-6
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1445583-48-1 AB-PICA 1801338-24-8 high purity
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AB-FUBICA 1801338-22-6 good effect low price
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AB-BICA good effect Safe delivery
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AB-005 895155-25-6 Wholesale high quality
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