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Home > Product Category > Drug Impurity Standard > Guaifenesin
Guaifenesin Impurity 21
Guaifenesin Impurity 21
Product ID： G025021
Synonyms： 3,4-dihydroxybenzenesulfonic acid 
CAS No.: 7134-09-0
Molecular Formula: C6H6O5S 
Molecular Weight: 190.17 
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