Sigma-Aldrich
BIS(4-CHLOROPHENYL)DICHLOROLEAD
BIS(4-NITROBENZYL) PHOSPHITE
BIS(5-(2-METHOXYETHOXY)-2-PYRIMIDINYL) DISULFIDE
[bis(aminooxy)methyl]benzene 4-methylbenzenesulfonate
BohlenderTM PTFE beaker
BOROGLYCINE
Boron carbide-hot-pressed
Boron nitride
氮化硼
Box Top Dispenser for Parafilm