| Abbreviation | Definition |
|---|---|
| BPE | Boiling Point Elevation |
| BPMP | Biochemistry and Plant Molecular Physiology |
| BPNA | Bifacial Peptide Nucleic Acid |
| BPO | Benzoyl PerOxide |
| Br | Bromine |
| BRDU | 5-BRomo-2-DeoxyUridine |
| BRET | Bioluminescence Resonance Energy Transfer |
| BRNO | Best Radial Natural Orbital |
| BRNS | Biogeochemical Reaction Network Simulator |
| BSA | Bis(trimethylSilyl)Acetamide |
| BSIL | Boroxo Siloxane Elastomer |
| BSOC | Banff Symposium on Organic Chemistry |
| BSS | Base Storage Segment |
| BSTAP | Biochemical Science & Technology of Animal Products |
| BSW | Base Sediment and Water |
| BTA | Butylated hydroxyAnisole |
| BTBA | Benzylthio Trifluoromethyl Benzoic Acid |
| BTCF | Bis Thiourea Cadmium Formate |
| BTDA | Benzophenone tetrtacarboxylic dianhydride - an epoxy curative |
| BTDA | Benzophenone Tetrtacarboxylic Dianhydride An Epoxy Curative |