中国
岛津（上海）实验器材有限公司
[13C5]-Tetrahydrofolic acid
[U-ring-13C6]-Salicylate sodium salt
[13C6]-5-Methyltetrahydrofolic acid
阀门VALVE,CMR-1101，用于LCMS-8050
![[13C5]-Tetrahydrofolic acid](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001013/5001013012/C5604-1mg_01.jpg)
![[U-ring-13C6]-Salicylate sodium salt](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001013/5001013013/C5619-1mg_01.jpg)
![[13C6]-5-Methyltetrahydrofolic acid](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001013/5001013008/C5597-1mg_01.jpg)
