Sigma-Aldrich
Scandium
钪
Scienceware® compact support stand
Scienceware® Lab CompanionTM 3-way valve
Scienceware® Lab CompanionTM cabinet vacuum desiccator
Scienceware® portable glove box system with gas ports
Scienceware® Secador® auto-desiccator cabinet
Scienceware® vial, bottle, and tube rack
SealMateTM system for adhesive microplate-sealing films
SEBACIC BIS((2-METHOXYBENZYLIDENE)HYDRAZIDE)
Secador® Techni-Dome® vacuum desiccator
Rosiridin
RotoBotTM Programmable Rotator
Ruthenium
钌
S-[2-(anilinocarbonyl)phenyl] ethanethioate