Medchemexpress, HY-79494 500mg Glyoxalic acid CAS:298-12-4 Glyoxalic acid (NSC 27785) is an organic compound that is both an aldehyde and a carboxylic acid. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.