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What products are formed when sulfuric acid reacts with formaldehyde? And what is the sterilizing effect of formic acid?
Reply 1# qiu*a: Multiple reactions should occur; among them, formaldehyde is converted into paraformaldehyde under the action of sulfuric acid as a catalyst. Secondly, an oxidation-reduction reaction takes place between formaldehyde and sulfuric acid, resulting in the formation of formic acid and sulfur dioxide gas. It is unknown whether any other side effects occur. These reactions should involve an exothermic process.
Reply 1# qiu*a Formic acid, also known as formic acid. It is colorless, has a pungent odor, and is corrosive; contact with human skin causes blisters and redness. Formic acid is one of the basic organic chemical raw materials, widely used in industries such as pesticides, leather, dyes, pharmaceuticals, and rubber. Formic acid can be used directly in fabric processing, tanning, textile dyeing, and the storage of green forage. It can also serve as a treatment agent for metal surfaces, an additive for rubber, and an industrial solvent. It is used in organic synthesis to produce various formates, acridine dyes, and pharmaceutical intermediates of the formamide series. According to existing historical records, its use as a bactericide has not yet been mentioned.
Under acidic conditions, formaldehyde forms polytrimethylolpropane and polyoxymethylene