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Free Books / Health and Healing / Essentials Of Materia Medica And Therapeutics / |  |
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Ammonia Oxalas. Appendix B. Oxalate Of Ammonia; Also Its Watery Solution. [Not Officinal In U. S. P.] |
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This section is from the book "Essentials Of Materia Medica And Therapeutics", by Alfred Baring Garrod. Also available from Amazon: The Essentials Of Materia Medica And Therapeutics.
Prep. By neutralizing a solution of oxalic acid by means of sesquicarbonate of ammonia, and subsequently evaporating and crystallizing the oxalate of ammonia which is formed.
Prop. & Comp. & Use. Colourless prismatic crystals; without odour; soluble in water. Composition (Nh4 O, C2 O3 + HO). It is introduced into the Pharmacopoeia, to be used in solution as a test for the detection of lime, and its separation from magnesia. It is a poisonous salt.
The solution of the oxalate of ammonia of the Appendix contains half an ounce of salt to 20 ounces of distilled water.
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