Sigma-Aldrich
Bis(4-chlorophenyl) oxalate
BIS(4-METHOXYBENZYLIDENE)ETHYLHYDRAZINIUM TETRAFLUOROBORATE
BIS(4-T-BUTYLPHENYL) (CHLORO-METHYLPHENYL-METHYLTHIO-UREIDO)THIOPHOSPHORAMIDATE
BIS(8-QUINOLYL) N,N'-(3,3'-DIMETHOXYBIPHENYL-4,4'-DIYL)BISCARBAMATE
BIS(M-TOLYL)DIDODECYLSILANE
BohlenderTM PTFE beaker
Boron carbide-hot-pressed
Boron nitride
氮化硼
牛肝（牛尿液中的 β-激动剂）, Bovine liver (beta-agonist)
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