BENZO(B)THIOPHENE-3-ACETONITRILE

BENZOFURAN-2-CARBOXYLIC ACID (2-IODO-PHENYL)-AMIDE

BENZOFURAN-2-CARBOXYLIC ACID (5-BROMO-PYRIDIN-2-YL)-AMIDE

BENZOIC (3-NITROBENZYLIDENE)HYDRAZIDE

BIS(P-TOLYL)DIOCTADECYLSILANE

BIS(TRIBUTYLTIN) SEBACATE

Bismuth-lead alloy, Bi55.5Pb44.5

BLUE 2R ETRA (C.I.33565)

Branson CPX series ultrasonic bath with digital timer

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

Brass

黄铜

Brass

黄铜