Tetra
Chemical Name : 5,6-Diaminonaphthalene-1,3-disulphonic acid
CAS : 73692-57-6
Synonyms: 1,2-Diamino naphthalene-5,7-disulfonic acid;1,2-Diamino-5,7-naphthalene disulphonic acid;1,2-Diamino-5,7-naphthalenedisulfonic acid;1,2-Diaminonaphtahlene-5,7-disulfonic acid;5,6-Diaminonaphthalene-1,3-disulphonic acid
![1H-pyrrolo[2,3-b]pyridine-4-carboxylic acid](http://thsciimg.chemcd.cn/TS00461.gif)
