thauj khoom

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Acid Liab 52

4-Formylbenzene-1,3-disulfonic acid thiab 3-(Diethylamino) phenol condensation, cov khoom uas muaj sulfuric acid lub cev qhuav dej, thiab ferric chloride oxidation, thiab thaum kawg mus rau sodium ntsev.

Muaj:
Nug

Specification

Tiv tauj peb
TSEV