中国
岛津（上海）实验器材有限公司
[13C3,15N]-Leukotriene E4
[13C3, 15N2]-6-Mercaptopurine
[13C,2H3]-4-Ethyl ephedrine hydrochloride
[2H4]-Taurine
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![[13C,2H3]-4-Ethyl ephedrine hydrochloride](https://www.shimadzu-sglc.com/sites/default/files/productimg/50/5001/5001012/5001012256/C3898-1mg_01.jpg)
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