一级片免费观看视频,北条麻妃一区二区三区,日韩在线视频在线,亚洲欧美精品在线,a毛片久久免费观看,亚洲欧美影院,欧美日韩网

Pharmaceutical Intermediates Series

NO. Product name Structural formula Content CAS No.
1 4-Nitro-3-(trifluoromethyl)aniline 4-Nitro-3-(trifluoromethyl)aniline HPLC:≥99% 393-11-3
2 5-Chloro-2-nitroaniline 5-Chloro-2-nitroaniline HPLC:≥98% 1635-61-6
2 Records