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Beschreibung

BERTHOLLET Claude (1748 - 1822) BERTHOLLET Claude (1748 - 1822) SCIENCE - BERTHOLLET Claude (1748 - 1822) - Autograph letter signed Autograph letter signed, dated “16 7bre 1812” by the French chemist who became vice president of the French Senate in 1804. He is known for his scientific contributions to theory of chemical equilibria via the mechanism of reverse chemical reactions, and for his contribution to modern chemical nomenclature. On a practical basis, Berthollet was the first to demonstrate the bleaching action of chlorine gas, and was first to develop a solution of sodium hypochlorite as a modern bleaching agent. Addressed to Tissot “chef de bureau dans l’administration des droits reuni”: “…Vous vous rappelez que j’ai mis Mr. Arnoult sous votre protection et que je vous ai démandé vos bontés pour lui comme un témoignage de bienveillance auquel je mets beaucoup de prix…” 2 pp. In-8. - This item is under temporary import. If the item is delivered within the United Kingdom, it will be subject to a 5% Value Added Tax (VAT) on the hammer price.

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BERTHOLLET Claude (1748 - 1822) BERTHOLLET Claude (1748 - 1822) SCIENCE - BERTHOLLET Claude (1748 - 1822) - Autograph letter signed Autograph letter signed, dated “16 7bre 1812” by the French chemist who became vice president of the French Senate in 1804. He is known for his scientific contributions to theory of chemical equilibria via the mechanism of reverse chemical reactions, and for his contribution to modern chemical nomenclature. On a practical basis, Berthollet was the first to demonstrate the bleaching action of chlorine gas, and was first to develop a solution of sodium hypochlorite as a modern bleaching agent. Addressed to Tissot “chef de bureau dans l’administration des droits reuni”: “…Vous vous rappelez que j’ai mis Mr. Arnoult sous votre protection et que je vous ai démandé vos bontés pour lui comme un témoignage de bienveillance auquel je mets beaucoup de prix…” 2 pp. In-8. - This item is under temporary import. If the item is delivered within the United Kingdom, it will be subject to a 5% Value Added Tax (VAT) on the hammer price.

Schätzwert 450 - 500 GBP
Startpreis 300 GBP

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Aufgeld: 31 %
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In der Auktion am Montag 29 Jul : 14:00 (BST)
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