如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
1,4,5-三甲基萘
B802099-5g 1,3,5-苯三甲酰氯,98%
E809373-100g 2-乙基-4-甲基噻唑,98%
B802456-500g 苯磺酰肼,97%
E808663-100g 硫代草氨酸乙酯,95%
2,2'-联哌啶
C805786-5g 5-氯靛红酸酐,97%
C844443-5g 1-氯甲酰基-4-哌啶基哌啶盐酸盐,97%
D806441-2.5L 癸酰氯,98%
4-(甲磺酰基)苯乙酸