亚水杨基苯胺, Salicylideneaniline

水合氢氧化钐(III), Samarium(III) hydroxide hydrate

蓝宝石基片,50.8mm 直径 x 0.332mm 厚,EPI一面抛光,C-轴,HEMCOR单晶体, Sapphire substrate

溴化钪, Scandium(III) bromide

乙酰丙酮钪(III)水合物, Scandium(III) 2,4-pentanedionate hydrate

L-丝氨酸乙酯盐酸盐, L-Serine ethyl ester hydrochloride

硅胶干燥剂, Silica gel desiccant

硅胶, Silica gel

硅胶, Silica gel

碳化硅粉末,中等颗粒,120 砾, Silicon carbide powder