Quaternary ammonium salt disinfectant advantages and disadvantages

Advantages: low concentration of sterilization, generally use a few thousandths can be; good water solubility, strong surface activity, easy to use; colorless solution, will not stain the goods, no corrosion, bleaching effect; toxicity and irritation is low; odor is small; stable nature, light, heat, storage resistance.

Disadvantages: bad effect on some microorganisms, especially for some viruses; more expensive; more contraindications; sterilization effect is affected by organic matter.

Notes on the use of quaternary ammonium disinfectants

1, topical disinfectants, not to be taken orally. Place in a place not easily accessible to children.

2, quaternary ammonium salt is a cationic surfactant, anionic surfactants such as soap, detergent powder, etc. has an effect on its disinfection, should be avoided with the combination or contact. Should not be used with citrate, iodide, nitrate permanganate salicylate, silver salt, tartrate alkaloid aluminum, fluorescein sodium, hydrogen peroxide, white clay, aqueous lanolin and so on.

3, easy to be adsorbed by porous items, soaking solution concentration can be gradually reduced with the increase in the number of disinfected items, depending on the type and number of items to be disinfected, as appropriate, increase the dosage and timely replacement of disinfectant.

The above content reference? Baidu Encyclopedia - Quaternary Ammonium Salt Sterilizer