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Paper regarding the fixed alkali salts, comprising an introducting and the following seven sections:
- De horum salium etymologia [Etymology of salts]
- Ex quibus salia alcalina fixa pura sint cognoscenda et quibus proprietatibus gaudere debeant [How to identify fixed alkali salts and what properties they should have]
- Quanam subjecta requiruntur ad producendum sal alkali fixum [What materials are needed to produce a fixed alkali salt]
- Quomodo Salia Alcalino-fixa oriantur et ex quo consistant [How fixed alkali salts are formed and of what they consist]
- De Salibus Alcalino-fixis maxime usualibus et quomodo paranda sint [The most common fixed alkali salts and how they are prepared]
- An Salia alcalino-fixa inter se differant et qua in re [How fixed alkali salts differ from each other]
- De Relatione salium alcalino fixorum ad alia mixta Chymica [The relation of fixed alkali salts to other mixed chemicals]

Subject: Chemistry

Published in two parts in Philosophical Transactions as 'De Salibus alcalino-fixis, auċtore C. Neuman, Chym, Prof. Reg. Berolin. R. S. S' and 'De salibus alcalino-fixis, auċtore C. Neuman, Chym, Prof. Reg. Berolin. R S. S. *Pars reliqua'.

Written by Neumann in Berolini [Berlin, Germany]. Read to the Royal Society on 17 February 1725.

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Earliest possible date
September 1725
Physical description
Ink on paper
Page extent
78 pages

Creator name

Caspar Neumann

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Caspar Neumann, Paper, 'De salibus alcalino-fixis' by C [Caspar] Neuman [Neumann], September 1725, CLP/11ii/11, The Royal Society Archives, London,, accessed on 17 June 2024

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  • Classified Papers

    Dates: 1592-1741

    The 'Classified Papers' of the Royal Society are papers from British and international natural philosophers and scholars categorised according to subject areas.

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