Adriaan Paets van Troostwijk (4 March 1752 – 3 April 1837) was a Dutch businessman amateur chemist. He conducted experiments and theorized on the nature of substances, conduct some of the earliest experiments on the electrolysis of water in collaboration with physician
Johan Rudolph Deiman
Jan Rudolph Deiman or Johann Rudolf Deimann (29 August 1743 – 15 January 1808) was a German-Dutch physician and chemist who was among the first to examine electrolysis of water, and examine the application of electricity for medical uses along wi ...
(1743–1808).
Troostwijk was born in
Utrecht
Utrecht ( , , ) is the List of cities in the Netherlands by province, fourth-largest city and a List of municipalities of the Netherlands, municipality of the Netherlands, capital and most populous city of the Provinces of the Netherlands, pro ...
to cloth-merchant Wouter van Troostwijk and Johanna Dolphina Paets. He married Marie Cornelia Loten in 1770 and joined the business of his father-in-law in Amsterdam until 1816 and lived in Niewersluis subsequently. Here he became a member of the ''Felix Meritis'', an Amsterdam organization of polymaths founded in 1777. Along with his physician friend Jan Deiman, he conducted experiments and wrote 35 papers between 1778 and 1818. The director of the Haarlem
Teylers museum
Teylers Museum () is an art, natural history, and science museum in Haarlem, Netherlands. Established in 1778, Teylers Museum was founded as a centre for contemporary art and science. The historic centre of the museum is the neoclassical Oval R ...
Martinus van Marum
Martin(us) van Marum (20 March 1750, Delft – 26 December 1837, Haarlem) was a Dutch physician, inventor, scientist and teacher, who studied medicine and philosophy in Groningen. Van Marum introduced modern chemistry in the Netherlands after ...
also collaborated with Paets van Troostwijk. Using an electrostatic generator, he was able to split water with gold as an electrode (acting as a catalyst as examined in studies in the 21st century) and was able to identify the components oxygen and hydrogen. In 1778 he conducted experiments on plants and their modification of the air. Van Marum lived for some time in Paris in 1785 and became a follower of
Lavoisier
Antoine-Laurent de Lavoisier ( , ; ; 26 August 17438 May 1794), CNRS (
phlogiston theory
The phlogiston theory is a superseded scientific theory that postulated the existence of a fire-like element called phlogiston () contained within combustible bodies and released during combustion. The name comes from the Ancient Greek (''burni ...
until 1788. In 1792 he published on experiments with sulphide componds. Along with
Cornelis Rudolphus Theodorus Krayenhoff
Corneli(u)s Rudolphus Theodorus, Baron Krayenhoff ( Nijmegen, 2 June 1758 – Nijmegen, 24 November 1840) was a physicist, artist, general, hydraulic engineer, cartographer and – against his will and for only a short time – Dutch Minister of ...
he examined cures and medical applications of electricity. Along with Deiman the founded a society in 1791 called the De Bataafsche Societeit (The Batavian Society) which later was called the Gezelschap der Hollandsche Scheikundigen (Society of Dutch Chemists). In 1815 he purchased the Sterreschans estate.