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
Vaginal yeast infection. Most women will get a vaginal yeast infection at some point in their life. Symptoms of vaginal yeast infections include burning, itching, and thick, white discharge. Yeast infections are easy to treat, but it is important to see your doctor or nurse if you think you have an infection.Yeast infection symptoms are similar to other vaginal infections and sexually transmitted infections (STIs). Using treatment when you do not actually have a yeast infection can cause your body to become resistant to the yeast infection medicine. 2  This can make actual yeast infections harder to treat in the future.