Sigma-Aldrich
CHLOROMETHOXYMETHYL-(2,4,6-TRIBROMO-PHENYL)-AMINE
CHLOROTRICYCLOHEXYLLEAD
CHOLEST-4-EN-3-BETA-OL
CHOLEST-5-EN-3-BETA-YL 3',5'-DINITROBENZOATE
CHOLEST-5-EN-3-BETA-YL TOLUENE-P-SULFONATE
Copper-O.F.H.C.
铜
Copper alloy
Copper selenide