Methyl orange is a common and typical azo anionic dye. This water-soluble organic synthetic dye MO has a strong coloring property, and when it is dissolved in water, it presents a bright orange-red color.
Methyl orange is a more common typical azo-like anion dye, this water-soluble organic synthetic dye MO has a strong color rendering, soluble in water shows a bright orange-red.