Sigma-Aldrich
BENZOIC (2,4-DIHYDROXYBENZYLIDENE)HYDRAZIDE
BIS(P-TERPHENYLYL)DIBENZYLSILANE
BIS(TRIBUTYLSTANNYL) METHYLENESUCCINATE
Bismuth-lead alloy, Bi55.5Pb44.5
Bladderwrack, Fucus vesiculosus (trace metals)
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
BROMODIETHYLTHALLIUM