Disinfection Principle and Sterilization Characteristics of Potassium Bisulfate
2024-05-17
From the molecular structure, potassium hydrogen sulfate molecules are very similar to peracetic acid, peroxygen bonds were connected with sulfur atoms, carbon atoms, but potassium hydrogen sulfate is inorganic, the disinfection of the effective ingredient is single sulfate ion (SOH5-), its stability is better than peracetic acid.
From the molecular structure, potassium hydrogen sulfate should be a neutral salt, and the acidity of its aqueous solution is due to the dissolution of potassium hydrogen sulfate in the composite salt to produce hydrogen ions. However, the stability of potassium peroxyhydrogen sulfate under acidic conditions is much better than that under neutral conditions, and it will decompose rapidly under alkaline conditions. Its pair of micro-lifeKilling mechanism can be explained:
Oxidation, potassium hydrogen sulfate in aqueous solution conditions, the release of new ecological oxygen, directly on the microbial cell wall protein oxidation reaction.
The release of free hydroxyl groups interferes with the enzyme system of the microorganism, rapidly resulting in the inactivation of the microbial protein molecules. Studies have shown that when potassium persulfate acts on small molecular organic compounds, such as longer chain aldehydes and amine organic compounds, it is the free hydroxyl group that promotes the reaction.
Sterilization characteristics:
This product is produced by the effective active ingredient (effective active oxygen) concentration of 7%-9%. Only 15min contact time with water can effectively sterilization.
The new ecological oxygen [O] and its series of free radicals will be produced continuously and persistently through the chain reaction in the water body, so the bactericidal ability will be maintained for a long time in the water body.
Coexistence of a variety of active ingredients, antibacterial spectrum has been extended, so that this product is effective against bacteria and their spores, fungi, viruses.
The effect of killing microorganisms is less affected by factors.
No toxic and harmful "three-way" by-products are produced, and only K and SO4 increase slightly (e.g. added to water body at 0.5ppm: K increase is 0.03ppm; The increase of SO4 is 0.06ppm)
2024 /
05-17
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