Buy 25B-NBF Research Chemicals Online 25B-NBF is a derivative of the phenethylamine hallucinogen 2C-B, which acts as a highly potent partial agonist for the human 5-HT2A receptor. Buy 25B-NBF Online 25B-NBF For Sale Online 25I-NBF?is an N-benzyl derivative of the phenethylamine hallucinogen 2C-I which acts as a highly potent partial agonist for the 5-HT2A receptor. Buy 25B-NBF Online It s similar to 2C-B IUPAC name: 2-(4-bromo-2,5-dimethoxyphenyl)-N-(2-fluorobenzyl) ethanamine Formula: C17H19BrFNO2 Purity: 99,7% min Appearance: white powder This product is NOT for human consumption. Buy 25B-NBF online