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Monday, October 28, 2013

Hydrochloric acid (HCL)






Hydrochloric acid (HCL)

Definition :- A clear, colorless, fuming, poisonous, highly acidic aqueous solution of hydrogen chloride, HCl, used as a chemical intermediate and in petroleum production, ore reduction, food processing, pickling, and metal cleaning. Small amounts of hydrochloric acid are also secreted by the stomachs of animals for digestion. Also called muriatic acid.
Definition :- A solution of hydrogen chloride in water, forming a very strong, poisonous, corrosive acid with a sharp odor. It is used in food processing, metal cleaning, and dyeing. Small amounts of hydrochloric acid are also secreted by the stomachs of animals for digestion. Also called muriatic acid.

Physical and chemical properties
Appearance: Liquid.
Odor: pungent odor.
Taste : bitter.
Color : colorless.
Molecular weight :  36.46 g / mole.
Molecular formula : HCL
Boiling point : 140-221 F.
Water solubility : 100 %
Vapor pressure :  °c ( F).

Storage: Keep away from heat and flame keep out of direct sunlight. Store in cool and dry area.
Incompatibilities: A strong mineral acid concentrated HCL is incompatible with many substance and highly reactive with strong bases metals , metal oxide , hydroxide , amines and carbonates.



Pharmaceutical Uses :-
1.    Used as a pharmaceutical acid.
2.    Acidifying agent.


Medical Uses :-
1)    Hydrochloric acid used is a type of medicine called a decongestant.
2)   Treatment of respiratory tract , chloride and pain of osteoarthritis of the knee.
3)   Used anti-obesity medicine.





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