中国
岛津（上海）实验器材有限公司
[2H2]-16-Epiestriol
[2H6]-Doxycycline
[2H4]-4-Hydroxyestrone
[13C6]-Sulfachloropyridazine
![[2H2]-16-Epiestriol](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001011/5001011852/C2940-1mg_01.jpg)
![[2H6]-Doxycycline](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001011/5001011858/C2952-1mg_01.jpg)
![[2H4]-4-Hydroxyestrone](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001011/5001011855/C2946-1mg_01.jpg)
![[13C6]-Sulfachloropyridazine](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001013/5001013339/C6785-1mg_01.jpg)