5-氯尿嘧啶:5-Chlorouracil,99%|1820-81-1|Sigma-224588
5-氯尿嘧啶:5-Chlorouracil,99%|1820-81-1|Sigma-224588
5-氮胞嘧啶:5-Azacytosine,98%|931-86-2|Sigma-855049
5-氮胞嘧啶:5-Azacytosine,98%|931-86-2|Sigma-855049
5-氯尿嘧啶:5-Chlorouracil,99%|1820-81-1|Sigma-224588
5-氯尿嘧啶:5-Chlorouracil,99%|1820-81-1|Sigma-224588
5-氮胞嘧啶:5-Azacytosine,98%|931-86-2|Sigma-855049
5-氮胞嘧啶:5-Azacytosine,98%|931-86-2|Sigma-855049