Sigma-Aldrich
Brass
黄铜
BriskHeat® beaker heater insulator
Briskheat heating tape, cloth, dual-element
双元布里斯托加热带
BROMO-(3-(BROMO-CARBOXY-METHYL)-ADAMANTAN-1-YL)-ACETIC ACID
BROMOTRIPHENYLTIN
Büchi® B-540/B-545 boiling point tubes
ButojectTM butyl gloves
Butyl 1-piperazinecarboxylate
BUTYL 3-(3,5-DIOXO-2,3,4,5-TETRAHYDRO-1,2,4-TRIAZIN-6-YL)PROPANOATE
BUTYL 4-(3-(5-CHLORO-2-METHOXYPHENYL)UREIDO)BENZOATE
BUTYL BETA-CYANO-ALPHA-HYDROXYCINNAMATE
BUTYL N-(1-NAPHTHYL)CARBAMATE
BUTYL N-(3,5-DICHLOROPHENYL)CARBAMATE
Butyl octanoate