Marsh's test

or Marsh test

noun

, Chemistry.

1. a test to detect minimal amounts of arsenic.

Word History and Origins

Origin of Marsh's test¹

After British chemist James Marsh (1794–1846), who described such a test in 1836

Example Sentences

After a few drops of my solution I could prove Arsenic in all secretions, an experiment easily made by Marsh's test.

From Project Gutenberg

The detection of arsenic in criminal cases is effected either by Reinsch’s test or by Marsh’s test, the urine being the secretion analysed when available.

From Project Gutenberg

And Marsh’s test is very unmanageable with organic liquids on account of the uncontrollable frothing that takes place.

From Project Gutenberg

Write the equations for all the reactions involved in Marsh's test for arsenic.

From Project Gutenberg

The above is called Marsh's test, and is so delicate that a mere trace of arsenic can be detected.

From Project Gutenberg