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Hydrochloric acid, also known as muriatic acid or spirits of salt, is an aqueous solution of hydrogen chloride (HCl). It is a colorless solution with a distinctive pungent smell. It is classified as a strong acid. It is a component of the gastric acid in the digestive systems of most animal species, including humans.
Cetrimonium bromide, also known with the abbreviation CTAB, is a quaternary ammonium surfactant with a condensed structural formula [(C 16 H 33)N(CH 3) 3]Br. . It is one of the components of the topical antiseptic cetrimide. [1]
Cyproterone acetate (CPA), sold alone under the brand name Androcur or with ethinylestradiol under the brand names Diane or Diane-35 among others, is an antiandrogen and progestin medication used in the treatment of androgen-dependent conditions such as acne, excessive body hair growth, early puberty, and prostate cancer, as a component of feminizing hormone therapy for transgender individuals ...
White solids of impure benzoic acid are obtained. The benzoic acid is decanted to remove the aqueous solution of impurities, more water is added, and the mixture is brought to a boil with more water added to give a homogeneous solution. The solution is allowed to cool slowly to room temperature, then in an ice bath to recrystallize benzoic acid.
The incidence increases to around 12% in populations over 80 years old. An absence of hydrochloric acid increases with advancing age. A lack of hydrochloric acid produced by the stomach is one of the most common age-related causes of a harmed digestive system. [6] Among men and women, 27% experience a varying degree of achlorhydria.
In chemistry, a hydrochloride is an acid salt resulting, or regarded as resulting, from the reaction of hydrochloric acid with an organic base (e.g. an amine). An alternative name is chlorhydrate, which comes from French. An archaic alternative name is muriate, derived from hydrochloric acid's ancient name: muriatic acid.
The recommendation came from a study conducted by the British Medical Research Council (MRC) Vitamin Study Group from July 1983 to April 1991 involving 33 centers (17 of which in the UK and the remaining 16 in 6 different countries) that compared pregnancy outcomes of folic acid and other vitamins interventions with placebo. That study found a ...
Persistent vomiting results in loss of stomach acid (hydrochloric acid). The vomited material does not contain bile because the pyloric obstruction prevents entry of duodenal contents (containing bile) into the stomach. The chloride loss results in a low blood chloride level which impairs the kidney's ability to excrete bicarbonate.