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Odorless Disinfectants
1. Ferric
chloride
.
4 parts If desired, 10 grains Thymol and 2 fluidrachm oil of rosemary, previously dissolved in about 12 fluidrachm of alcohol, may be added to each gallon.
2.
Alum
.
10 parts
Hydrochloric acid,
sufficient. Dissolve the alum in about 50 part boiling water and add the scdium carbonate. The resulting precipitate of aluminum hydrate dissolve with the aid of just sufficient hydrochloric acid, and add the other ingredients previously dissolved in the remainder of the water. |
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