5-Aminoisophthalic acid in glacial acetic acid for introduction of carboxyl groups at periodic acid-engendered aldehyde sites.
D000085:Acetates; D000447:Aldehydes; D002264:Carboxylic Acids; D004396:Coloring Agents; D008722:Methods; D009088:Mucoproteins / Q000032:analysis; D010795:Phthalic Acids; D013194:Staining and Labeling
D000085:Acetates; D000447:Aldehydes; D002264:Carboxylic Acids; D004396:Coloring Agents; D009088:Mucoproteins; D010795:Phthalic Acids