Quaternary Ammonium Compounds. 1  1. Quaternary Ammonium Compounds Quaternary ammonium cations, also known as quaternary ammonium salts, quaternary ammonium compounds or Quats, are salts of quaternary ammonium cations with an anion. General structure and examples of quaternary ammonium compounds (QACs) The quaternary ammonium compounds contain a hydrophobic has an oily character and thus it repels water. 2  When absorbed on surfaces this oily group extends outwards from the surface as illustrated below: 2.
a vaginal yeast infection is a fungal infection that causes irritation discharge and intense itchiness of the vagina and the vulva the tissues at the vaginal openingit s a type of vaginitis or inflammation of the vagina vaginal yeast infection is a fungal infection that causes irritation discharge and intense itchiness of the vagina and the vulva the tissues at the vaginal opening
wikiHow to Treat a Yeast Infection. Yeast Infections are one of the most common conditions seen in women. Yeast is a fungus that lives in the vagina in small numbers. A vaginal yeast infection, also known as vaginal candidiasis, can develop when there are too many yeast cells growing in the vagina.