SEBACIC ACID BIS(2-CHLOROBENZYLIDENEHYDRAZIDE)

SEBACIC BIS((4-CHLOROBENZYLIDENE)HYDRAZIDE)

sec-butyl dichloroacetate

Shigemi 3 mm Symmetrical NMR microtube assembly

SigmaPrep^TM spin column kit with break-away tip

SigmaPrep^TM 离心柱套装

Silicon carbide

碳化硅

Silicon carbide

碳化硅

Silicon carbide

碳化硅

Silicon carbide

碳化硅

Silicone Elastomer, Rod, Diameter 2.0Mm, Length 5 M, Color White

Silver

银

Silver

银

Silver

银

Silver

银

Silver

银