ScienceAugust 16, 2026
chromatograph
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Definition
A laboratory instrument used to separate and identify the individual components of a mixture by passing them through a stationary medium.
Etymology
Derived from the Greek word 'chroma' (color) and 'graphein' (to write); it was originally coined to describe the process of separating plant pigments into distinct bands of color.
In the news
The article identifies the gas chromatograph as a key component of the SAM instrument suite, which Curiosity uses to analyze organic molecules and gases from Martian soil and atmosphere.
In 2013, NASA Programmed Curiosity’s Chemistry Laboratory to Vibrate at Musical Frequencies- Making the M
Read the full article ↗The Times of India