中国
岛津（上海）实验器材有限公司
[13C6]-Tetranor-PGEM
[2H6]-4-Oxotretinoin
[2H4]-D,L-cystathionine
[13C, 2H3]-Norephedrine hydrochloride, racemic mixture
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![[2H6]-4-Oxotretinoin](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001013/5001013420/C7011-1mg_01.jpg)
![[2H4]-D,L-cystathionine](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001013/5001013423/C7027-1mg_01.jpg)
![[13C, 2H3]-Norephedrine hydrochloride, racemic mixture](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001012/5001012840/C5302-1mg_01.jpg)