Sigma-Aldrich
BIS(TRIPROPYLTIN) OXIDE
Bismuth/Tin
Boc-4-tert-butyl-Phe-OH
Boc-4-叔丁基-Phe-OH
Branson CPX series ultrasonic bath with digital timer
Branson CPXH series ultrasonic bath with heating and degassing
Branson MH series ultrasonic bath
Brass
黄铜
BriskHeat® beaker heater insulator
Briskheat heating tape, fiberglass, grounded
BROMO-N-(3-BUTYNYL)METHANESULFONAMIDE
Bronze
青铜
Buchi insulating tube for models F-100 and F-105
ButojectTM butyl gloves