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谷氨酸钠
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[[File:U=1925636088,3732164954&fm=26&gp=0.jpg|缩略图|右|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%91%B3%E7%B2%BE&step_word=&hs=0&pn=17&spn=0&di=49610&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=852395661%2C1226662009&os=2203544539%2C163575212&simid=4078331532%2C464884205&adpicid=0&lpn=0&ln=1628&fr=&fmq=1587102928463_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined©right=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fimg.mp.itc.cn%2Fupload%2F20160831%2Fbd33efbc87f7423a965ea76aa8f67b99_th.jpeg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bf5i7_z%26e3Bv54AzdH3FwAzdH3F88nad0bn9_nccbnl&gsm=12&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 原图链接]]]
'''谷氨酸钠'''
谷氨酸钠（C5H8NNaO4，NaOOC-CHNH2-CH2-CH2-COOH），化学名α-氨基戊二酸一钠。该物质的[[摩尔质量]]为169.111 g·mol-1，IUPAC名为sodium 2-aminopentanedioate。该物质是一种由钠离子与谷氨酸根离子形成的盐。