Thomas Clark (chemist)
id:
thomas-clark-chemist-298-3824197
title:
Thomas Clark (chemist)
text:
Thomas Clark (1801–1867) was a Scottish chemist. He became known for the discovery of the phosphate of soda, and the process of lime softening of hard water the 'Clark process'. A Clark degree (°Clark) of water hardness is defined as one grain (64.8 mg) of CaCO3 per Imperial gallon (4.55 litres) of water, equivalent to 14.254 ppm. and 10^5 parts of water
brand slug:
wiki
category slug:
encyclopedia
description:
19th-century Scottish chemist
original url:
https://en.wikipedia.org/wiki/Thomas_Clark_(chemist)
date created:
date modified:
2023-10-09T13:29:43Z
main entity:
{"identifier":"Q11207613","url":"https://www.wikidata.org/entity/Q11207613"}
image:
fields total:
13
integrity:
14