Sigma-Aldrich
Scienceware® polypropylene trays
Scienceware vacuum aspirator bottle with trap
Sealing tube
SEBACIC BIS((3,5-DI-TERT-BUTYL-4-HYDROXYBENZYLIDENE)HYDRAZIDE)
sec-butyl (2-chlorophenyl)(1-piperidinyl)acetate hydrochloride
Shigemi 3 mm Symmetrical NMR microtube assembly
SigmaPrepTM spin column kit with break-away tip
SigmaPrepTM 离心柱套装
Silicon carbide
碳化硅
Silicone Elastomer, Rod, Diameter 2.0Mm, Length 5 M, Color White
Silver
银