Chlorine is a greenish-colored gas, of a penetrating and suffocating odor, very persistent and characteristic. It is soluble in water, in the proportion of two volumes of the gas to one of water, and is a supporter of combustion. It is generated from black oxide of manganese, hydrochloric acid and water, is an active irritant, and, when breathed, excites cough, a sense of suffocation and irritation of the mucous membrane of the nostrils and bronchial tubes, and, when considerable quantities are inhaled, it induces spitting of blood, violent pains, and sometimes death. It is a deodorizer and disinfectant, and has been used to destroy disease germs and offensive effluvia.

Chlorine Water

Aqua Chlori - Formula. - H2O2C1 - is an aqueous solution of chlorine, formed by passing the gas through water. It is a greenish-yellow liquid, with an astringent taste and the suffocating odor of chlorine gas. It should be kept in glass-stoppered bottles, in a cool place, and protected from the light.

Therapeutic Uses

Chlorine water is used internally in malignant fevers, such as scarlet fever, typhus, and in diphtheria, aphthae, gangrene, syphilis, diseases of the liver, skin diseases, etc.; and as an antidote for hydrocyanic acid. The poisonous effects of chlorine gas may be prevented by ammoniacal gas. Albumen is the antidote for chlorine water, given freely, in the form of milk, flour, eggs, etc.


Of chlorine water, Dose 809 to diluted.

Dental Uses

Chlorine water is employed in dental practice as a local application in gangrene of the mouth and fauces, aphthae, cancrum oris, and fetor of the breath. Chlorine gas has been employed to bleach discolored teeth, care being taken that it reaches no other part than the cavity of the tooth undergoing such treatment, which may be accomplished by the application of a large rubber dam, such as is used in the operation of filling teeth.

Dental Formulae

For Aphtha and Gangrene of the Mouth.

Aquce chlori.....

Aquae destillatae . . .

Syrupi simp.....


To be used as a gargle or lotion.

Signa 811Signa 812

For Fetor of the Breath and an Antiseptic.

Liquoris chlori ....


Aquae destillatae . . . SlGna. - To be applied as a gargle.

Signa 813Signa 814

For Aphtha, Stomatitis, and Cancrum Oris.

Liquoris chlori



To be applied as a lotion.

Signa 815Signa 816

For Mercurial Stomatitis.

Liquoris chlori . . part j

Aquae destillatae . parts viij. M.


To be used as a gargle for correcting the fetor, and diminishing slightly the discharge.

Signa 817