Sigma-Aldrich
UnwireTM full racks, polyketone
(±)-Epigallocatechin-2,3,4-13C3
17β-Estradiol-2,3,4-13C3 17-undecanoate solution
25-Hydroxyvitamin D2 solution
25-羟基维生素D2 溶液
4-Methoxy-13C,d3-estrone
4-甲氧基-13C,d3-雌酚酮
Algal lyophilized cells-13C (Synechococcus sp.)
Bromoethane-2-13C
溴乙烷-2-13C
CdSe/ZnS 核壳型量子点, CdSe/ZnS core-shell type quantum dots
DL-Leucine-d10
DL-Leucine-2,3,3,4,5,5,5,5′,5′,5′-d10