DL-色氨酸, DL-Tryptophan

L-色氨酸 甲酯 盐酸盐, L-Tryptophan Methyl Ester Hydrochloride

碳化钨, Tungsten carbide

氧化钨(VI), Tungsten(VI) oxide

钨硅酸水合物, Tungstosilicic acid hydrate

D-Tyrosine tert-butyl ester

反,反-2,4-十一烷二烯醛, trans,trans-2,4-Undecadienal

十一烷酰氯, n-Undecanoyl chloride

尿嘧啶-5-硼酸, Uracil-5-boronic acid

熊去氧胆酸, Ursodeoxycholic Acid